For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test.
Q: ou wish to test the following claim (Ha) at a significance level of α=0.005. For the context of this…
A: Given Information: Null Hypothesis H0:μd=0 Alternative Hypothesis Ha:μd>0 Sample size n=117…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context…
A: There are two samples which are pre-test and post-test. The two samples follows normal distribution.…
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: For the given data perform paired t test
Q: You wish to test the following claim (Ha) at a significance level of α=0.005. For the context of…
A: Suppose μd = μ2 − μ1 where the first data set represents a pre-test and the second data set…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.002. For the context of…
A:
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context…
A: Given pre-test post-test 48.2 95.9 39.6 58.3 46.6 26.4 57.9 79 30.5 3 56.9 35.3…
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: Given Information : Data set represents a pre-test and the second data set represents a post-test.…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. For the context…
A: From the provided information, The hypotheses can be constructed as: H0: µd = 0 H1: µd ≠ 0 The level…
Q: For the context of this problem, μd=PostTest−PreTestμd=PostTest-PreTest where the first data set…
A: a) Null and alternative hypothesis: Ho: μd =0 Ha: μd ≠0 This is a paired t-test.
Q: You wish to test the following claim (Ha) at a significance level of α=0.10. For the context of this…
A: From the provided information, Sample size (n) = 16 Level of significance (α) = 0.10
Q: What is the test statistic for this sample? test statistic = (Report answer accurate to 4 decimal…
A: Given: pre-test post-test 43 64.4 44.8 -23.8 48.1 34.4 52.8 9.4 60.8 24.8 37.8 106.5…
Q: You wish to test the following claim (H1H1) at a significance level of α=0.05 Ho:μ1=μ2…
A: Here, n1=64 Mean of sample 1 is given by x¯1=∑x1n1=4354.464=68.0375 Sample variance sample 1 is…
Q: You wish to test the following claim (Ha) at a significance level of α=0.05. For the context of this…
A:
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01. For the context of…
A:
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: Given Information: Null Hypothesis H0:μd=0 Alternative Hypothesis Ha:μd≠0 Significance level α=0.001…
Q: You wish to test the following claim (Ha) at a significance level of α=0.05. For the context of this…
A:
Q: not in the critical region This test statistic leads to a decision to... reject the null accept…
A:
Q: You wish to test the following claim (Ha) at a significance level of α=0.02. For the context of this…
A: Suppose μd is the mean difference of post-test and pre-test.
Q: You wish to test the tollowing claim (Ha) at a significance level of a = 0.005. For the context of…
A: The test statistic is, t=d¯-μdsdn=16.6-023.815=16.66.14513357598=2.7013≈2.701 Thus, the test…
Q: You wish to test the following claim (Ha) at a significance level of α=0.02. For the context of this…
A: Given n=259, dbar=-1.3, Sd=12.7
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A:
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: There are two samples which are pre test and post test. The population of difference scores is…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.005. For the context of…
A:
Q: You wish to test the following claim (Ha) at a significance level of α=0.01. For the context of this…
A: The test statistic is, The degrees of freedom is, df=n-1 Reject the null hypothesis if the test…
Q: You wish to test the following claim (Ha) at a significance level of α=0.10. For the context of this…
A: The critical value for this test will be the t value at (107-1) = 106 degrees of freedom and 10%…
Q: You wish to test the following claim (Ha ) at a significance level of α=0.05. For the context of…
A: The test statistic and p-value value is obtained by using EXCEL. The software procedure is given…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. For the…
A: The appropriate Null and Alternative Hypotheses are given below: Null hypothesis: H0: µd=0.…
Q: What is the test statistic for this sample? test statistic = (Report answer accurate to 4 decimal…
A: The test statistic and p-value value is obtained by using EXCEL. The software procedure is given…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.05 . For the context of…
A: Given, sample size = n = 18Level of significance = α = 0.05 The null and alternative hypotheses are,…
Q: ou wish to test the following claim ( Ha) at a significance level of α=0.02. For the context of this…
A: solution Pre Post Diff(di) =(post - pre) (di- x bard)^2 40.3 36 -4.3 29.4697 59.1 56.9 -2.2…
Q: What is the test statistic for this sample? (Report answer accurate to three decimal places.) test…
A:
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context…
A:
Q: You wish to test the following claim (HaHa) at a significance level of α=0.02. For the context of…
A:
Q: You wish to test the following claim (H1) at a significance level of α=0.005. For the context of…
A:
Q: You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. For the context…
A: Given 1st data: pre-test 2nd data: post-test μd=μ2-μ1 H0: μd=0Ha: μd<0 α=0.10
Q: You wish to test the following claim (H1) at a significance level of α=0.005. For the context of…
A: Given data : sample size, n = 111 sample mean, x̄ = 3.3 sample standard…
Q: You wish to test the following claim (Ha) at a significance level of α=0.05. For the context of this…
A: The test hypotheses are given below: μd=0μd<0 Based on the provided information, the known values…
Q: You wish to test the following claim (Ha) at a significance level of α=0.05. For the context of this…
A: Given: Hypothesis: H0:μd=0 Ha:μd>0 n=11d¯=14.2Sd=29.4
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: Given information: The claim is the alternative hypothesis. The level of significance is α=0.001.…
Q: You wish to test the following claim (HaHa) at a significance level of α=0.05. For the context of…
A: First we have to find the mean and standard deviation for each group above, Hypothesis Test:-…
Q: You wish to test the following claim (Ha) at a significance level of α=0.001. For the context of…
A: Given Data: d¯=-3.5s=45.8 n=113 a) Test Statistics: t=d¯-0s/n=-3.5-045.8/113=-0.812
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context…
A: Given datapre-test post-test48.2 51.945…
Q: You wish to test the following claim (Ha) at a significance level of α=0.01. For the context of this…
A: Given that
Q: You wish to test the following claim (Ha) at a significance level of α=0.02 For the context of this…
A: From the provided information,
Q: You wish to test the following claim (HaHa) at a significance level of α=0.01. For the context of…
A: Given significance level is 0.01.To compute paired t-test for the given dataSet up the hypotheses:
You wish to test the following claim (HaHa) at a significance level of α=0.001α=0.001. For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test.
Ho:μd=0Ho:μd=0
Ha:μd>0Ha:μd>0
You believe the population of difference scores is
What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic =
What is the p-value for this sample? (Report answer accurate to four decimal places.)
p-value =
The p-value is...
- less than (or equal to) αα
- greater than αα
This test statistic leads to a decision to...
- reject the null
- accept the null
- fail to reject the null
As such, the final conclusion is that...
- There is sufficient evidence to warrant rejection of the claim that the
mean difference of post-test from pre-test is greater than 0. - There is not sufficient evidence to warrant rejection of the claim that the mean difference of post-test from pre-test is greater than 0.
- The sample data support the claim that the mean difference of post-test from pre-test is greater than 0.
- There is not sufficient sample evidence to support the claim that the mean difference of post-test from pre-test is greater than 0.
Given:
n = 50
α=0.001
Step by step
Solved in 3 steps
- You wish to test the following claim (HaHa) at a significance level of α=0.02 For the context of this problem, μd=μ2−μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0 Ha:μd>0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=5 subjects. The average difference (post - pre) is ¯d=47.2 with a standard deviation of the differences of sd=36.4What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)p-value = The p-value is... less than (or equal to) αα greater than αα This test statistic leads to a decision to... reject the null accept the null fail to reject the null As such, the final conclusion is that... There is sufficient evidence to warrant rejection of the…You wish to test the following claim (Ha) at a significance level of α=0.10. For the context of this problem, μd=μ2−μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=49 subjects. The average difference (post - pre) is ¯d=−2.6 with a standard deviation of the differences of sd=16.4.What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)p-value = The p-value is... less than (or equal to) αα greater than αα This test statistic leads to a decision to... reject the null accept the null fail to reject the null As such, the final conclusion is that... There is sufficient evidence to warrant rejection of the…You wish to test the following claim (HaHa) at a significance level of α=0.10. For the context of this problem, μd=PostTest−PreTest where the first data set represents a pre-test and the second data set represents a post-test. (Each row represents the pre and post-test scores for an individual. Be careful when you enter your data and specify what your μ1 and μ2 are so that the differences are computed correctly.) Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 40.3 49.4 35 50.8 36.7 46.1 51.6 62.6 41.7 32.7 42.9 40.7 40.7 42.3 41.9 45.4 32.5 41.9 38.1 44.4 38.8 44.2 27.7 10.8 43.6 29.5 44.7 70.8 46 43 42.2 51.6 47.5 66.7 35.8 37.4 44.4 53.5 38.8 40.4 What is the test statistic for this sample?test statistic = (Report answer accurate to 4 decimal places.)What is the p-value for this…
- You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. For the context of this problem, μd=PostTest−PreTestμd=PostTest-PreTest where the first data set represents a pre-test and the second data set represents a post-test. (Each row represents the pre and post test scores for an individual. Be careful when you enter your data and specify what your μ1μ1 and μ2μ2 are so that the differences are computed correctly.) Ho:μd=0Ho:μd=0 Ha:μd≠0Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 39.7 31.3 43.7 45.3 40 39.4 59.4 74.3 33 3 48 74.6 50.3 47.3 54.1 72.9 71.9 87.9 68.6 97.5 51.4 96.9 58.1 24.5 66.6 52.3 34.3 50.9 48.3 49.4 41.6 36 50.3 46.7 What is the test statistic for this sample?test statistic = (Report answer accurate to 4 decimal places.)What is the p-value for this…You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. Ho:μ1=μ2Ho:μ1=μ2 Ha:μ1≠μ2Ha:μ1≠μ2You obtain the following two samples of data. Sample #1 Sample #2 65.8 77.7 105.1 78.6 89.2 69.1 96.7 91.3 105.9 87.5 70.5 93.9 83.4 88.3 79.5 66.7 83.4 91.7 106.7 73 75.7 98.7 76.7 80 53.2 92.1 93 78.2 72.4 79.1 82.1 74.1 78.2 85.5 85.9 99.3 84.2 104.3 88.3 107.6 63.8 99.8 97.7 86.3 74.9 72.7 77.5 93.9 76.1 77.1 81.9 74.1 73.6 78.7 81.9 78.9 81.1 88 85.8 75.3 74.3 77.5 69.1 75.5 72.9 80.1 84.3 73.1 67.3 72.2 76.1 67.8 74.9 67.3 74.7 70.1 65.4 76.9 83.8 79.7 72.9 81.7 74.1 68.2 65.4 80.9 69.4 79.5 96 77.5 77.1 75.9 68.7 What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for this sample? For this calculation, use the degrees of freedom reported from the technology you are using. (Report answer accurate to four…You wish to test the following claim (Ha) at a significance level of α=0.002For the context of this problem, μd=PostTest−PreTestμd=PostTest-PreTest where the first data set represents a pre-test and the second data set represents a post-test. (Each row represents the pre and post test scores for an individual. Be careful when you enter your data and specify what your μ1 and μ2 are so that the differences are computed correctly.) Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 43.8 -1.7 44.1 41.1 38.1 29.7 43.8 38.5 45.3 60.1 63.4 43.8 43.8 65.4 49.9 17.7 54.4 85.9 52.1 40.3 51.5 15.1 60.5 78.3 38.7 34.2 53.3 34.8 43.4 37.4 44.7 40.2 63.4 116.3 50.6 55.5 46.7 118.6 What is the test statistic for this sample?test statistic = (Report answer accurate to 4 decimal places.)What is the p-value…
- You wish to test the following claim (HaHa) at a significance level of α=0.002. For the context of this problem, μd=μ2−μ1where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0 Ha:μd>0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=40subjects. The average difference (post - pre) is ¯d=2 with a standard deviation of the differences of sd=18.5.What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)p-value = The p-value is... less than (or equal to) αα greater than αα This test statistic leads to a decision to... reject the null accept the null fail to reject the null As such, the final conclusion is that... There is sufficient evidence to warrant rejection of the…You wish to test the following claim (HaHa) at a significance level of α=0.005α=0.005. For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0Ho:μd=0 Ha:μd<0Ha:μd<0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=16n=16 subjects. The average difference (post - pre) is ¯d=−2.7d¯=-2.7 with a standard deviation of the differences of sd=13.3sd=13.3.What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)p-value = The p-value is... less than (or equal to) αα greater than αα This test statistic leads to a decision to... reject the null accept the null fail to reject the null As such, the final conclusion is that... There…You wish to test the following claim (Ha) at a significance level of α=0.10. For the context of this problem, μd=PostTest−PreTest where the first data set represents a pre-test and the second data set represents a post-test. (Each row represents the pre and post test scores for an individual. Be careful when you enter your data and specify what your μ1 and μ2 are so that the differences are computed correctly.) Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 48.9 -7.1 47.8 114.8 38.6 -23.8 43.6 10.8 56.7 42.6 30.7 14.1 37.6 44 68.1 5.7 45.5 -27 48.1 86.7 38.1 -15.9 35.9 -2.8 56.4 17.7 43.3 -29.2 27.4 70 59.7 22.5 52.8 11 75.6 83.4 64.7 24.4 69.3 33.6 45.2 87.8 What is the test statistic for this sample?test statistic = (Report answer accurate to 4 decimal places.)What is the p-value…
- You wish to test the following claim (Ha) at a significance level of α=0.01. For the context of this problem, μd=PostTest−PreTestμd=PostTest-PreTest where the first data set represents a pre-test and the second data set represents a post-test. (Each row represents the pre and post test scores for an individual. Be careful when you enter your data and specify what your μ1 and μ2 are so that the differences are computed correctly.) Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 41 21.1 26 17.7 56.4 72.5 55 30.3 37.6 37.7 49.8 71.1 30.2 48 23.6 26 49.4 48.4 33.5 25.7 37.6 57.4 44.7 51.2 43.3 63.1 45.4 42 41 40.4 38.8 30.5 39.8 15.1 32 51.1 33.5 16.8 26.8 31.8 45.4 36 41.4 64.3 53.2 46.3 What is the test statistic for this sample?test statistic = (Report answer accurate to 4 decimal…You wish to test the following claim (HaHa) at a significance level of α=0.01. For the context of this problem, μd=μ2−μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0 Ha:μd<0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=267 subjects. The average difference (post - pre) is ¯d=−2.6 with a standard deviation of the differences of sd=14.5 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... less than (or equal to) αα greater than αα This test statistic leads to a decision to... reject the null accept the null fail to reject the null As such, the final conclusion is that... There is sufficient evidence to warrant rejection of the…You wish to test the following claim (HaHa) at a significance level of α=0.01. For the context of this problem, μd=μ2−μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0 Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 62 54.8 43.7 37.7 67.2 46 59.9 33.2 37.5 44.9 30.6 24 49 41.2 What is the critical value for this test? (Report answer accurate to three decimal places.)critical value = ±What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic =
