3.169 103.106 113.055 123.012 132.977 142.947 152.921 162.898 172.878 182.861 192.845 202.831 212.819 222.807 232.797 242.787 252.779 262.771 272.763 282.756 292.750 302.744 312.738 322.733 332.728 342.724 352.719 362.715 372.712 382.708 39101.3721.8122.2282.764111.3631.7962.2012.718121.3561.7822.1792.681131.3501.7712.1602.650141.3451.7612.1452.624151.3411.7532.1312.602161.3371.7462.1202.583171.3331.7402.1102.567181.3301.7342.1012.552191.3281.7292.0932.539201.3251.7252.0862.528211.3231.7212.0802.518221.3211.7172.0742.508231.3191.7142.0692.500241.3181.7112.0642.492251.3161.7082.0602.485261.3151.7062.0562.479271.3141.7032.0522.473281.3131.7012.0482.467291.3111.6992.0452.462301.3101.6972.0422.457311.3091.6962.0402.453321.3091.6942.0372.449331.3081.6922.0352.4452.0322.030341.3071.6912.441351.3061.6902.438361.3061.6882.0282.434371.3051.6872.0262.431381.3041.6862.0242.429391.3041.6852.0232.426 A sample mean, sample size, and sample standard deviation are provided below. Use the one-mean t-test to perform the required hypothesis test at the 10% significance level.x= 27, s= 10, n = 24, Ho: µ= 28, Ha: µ<28%3DClick here to view a partial table of values of ta.The test statistic is t=.49.(Round to two decimal places as needed.)Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice.(Round to three decimal places as needed.)O A. The critical value is ta =B. The critical values are ±t/2= ±C. The critical value is - ta =:

Name: 3.169 103.106 113.055 123.012 132.977 142.947 152.921 162.898 172.878
Uploaded: 2024-03-20T07:07:12.000Z
Channel: Bartleby
Description: 3.169 103.106 113.055 123.012 132.977 142.947 152.921 162.898 172.878 182.861 192.845 202.831 212.819 222.807 232.797 242.787 252.779 262.771 272.763 282.756 292.750 302.744 312.738 322.733 332.728 342.724 352.719 362.715 372.712 382.708 39101.3721.

From the alternative hypothesis, the tail of the test is left tail test. Sample size, n=24…

Math

Statistics

A sample mean, sample size, and sample standard deviation are provided below. Use the one-mean t-test to perform the required hypothesis test at the 10% significance leve x = 27, s = 10, n = 24, Ho: µ = 28, Ha: µ<28 E Click here to view a partial table of values of ta.

A sample mean, sample size, and sample standard deviation are provided below. Use the one-mean t-test to perform the required hypothesis test at the 10% significance leve x = 27, s = 10, n = 24, Ho: µ = 28, Ha: µ<28 E Click here to view a partial table of values of ta.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

below are the numbers of years that archbishops and monarchs in a certain country lived after their election o ation. Assume that the two samples are independent simple random samples selected from normally distribute ations. Do not assume that the population standard deviations are equal. Use a 0.05 significance level to test th e mean longevity for archbishops is less than the mean for monarchs after coronation. All measurements are lick the icon to view the table of longevities of archbishops and monarchs. Longevities of archbishops and monarchs 17 Archbishops 17 14 16 3. 16 18 12 13 9. 16 11 11 15 17 7 18 10 20 16 Monarchs 11 19 14 14 17 15 16 14 12 15 16 Print Done 454 65 115
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts Treatment Placebo μ μ1 μ2 n 28 32 x 2.35 2.61 s 0.95 0.66 What is the null and alternative hypotheses? The test statistic, t, is? The P-value is? Construct a confidence interval suitable for testing the claim that the two samples are from populations with the same mean. ?<μ1−μ2<?
Data on the weights (Ib) of the contents of cans of diet soda versus the contents of cans of the regular version of the soda is summarized to the right. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.05 significance level for both parts. Diet Regular H2 40 40 0.78244 lb 0.81852 lb 0.00435 lb 0.00752 lb a. Test the claim that the contents of cans of diet soda have weights with a mean that is less than the mean for the regular soda. What are the null and alternative hypotheses? B. Ho: H1 H2 O A. Ho: H1=42 H: P1
Please refer to the image attached. tnx
Red Blood Cell Count: A simple random sample of 300 adult males is taken to measure the red blood cell count (in cells per microliter). Use a significance level of 0.01 to test the claim that the sample has a mean less than the population mean (μ = 5.4 million cells per microliter). Does the sample have a normal distribution? Explain why. Does the result suggest that the male sample has a red blood cell count below 5.4 million cells per microliter? Determine the descriptive statistics of the sample. State the statistical hypotheses: H0 and HA. Determine the α Is this test one or two tailed? What statistical conclusion did you reach regarding the question being evaluated? RED 4.80 4.73 4.47 4.32 4.95 3.95 4.68 4.60 4.09 5.47 4.44 4.15 5.07 4.38 5.22 4.22 4.32 4.30 6.34 5.60 4.93 5.18 3.54 4.61 4.22 4.99 5.23 4.01 4.07 5.06 4.30 4.28 4.76 4.14 4.61 4.67 4.36 4.28 4.59 4.77 3.86 5.38 5.03 4.60…
The accompanying table lists pulse rates. Use a 0.05 significance level and apply the methods of two-way analysis of variance. What is the conclusion? State the null and alternative hypotheses in the test for the effect of an interaction between row and column factors. Ho: There interaction between gender and age. H₁: There interaction between gender and age. What is the value of the test statistic for this test? O B. Ho: The row values are from populations with the same standard deviation. H₁: At least one of the rows is sampled from a population with a standard deviation different from the others. F= (Round to two decimal places as needed.) What is the corresponding P-value of the test statistic, F, for this test? P-value = (Round to three decimal places as needed.) State the conclusion of this test. Ho. There sufficient evidence to warrant rejection of the claim that pulse rates are not affected by an interaction between gender and age. There State the null and alternative…
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.100.10 significance level for both parts. Treatment Placebo μ μ1 μ2 n 27 32 (overbar) x 2.35 2.65 s 0.92 0.57 Test the claim that the two samples are from populations with the same mean. What are the null and alternative hypotheses? The test statistic, t, is _______ The P-value is _______ State the conclusion for the test? Construct a confidence interval suitable for testing the claim that the two samples are from populations with the same mean______ <μ1 − μ2 < ______
Q: Using the data (provided below this question) apply ANOVA to determine if the mean response for value for the dollar is the same for different types of cell phones. Use a 5% significance level if the problem doesn’t give an alpha. Note: Please only provide the t stat, p-value, and critical value, no need to explain the whole process. Gender Carrier Type Usage Signal strength Value for the Dollar Customer Service M AT&T Smart High 5 4 4 M AT&T Smart High 5 4 2 M AT&T Smart Average 4 4 4 M AT&T Smart Very high 2 3 3 M AT&T Smart Very high 5 5 2 M AT&T Smart Very high 4 3 5 M AT&T Smart Very high 3 4 4 F AT&T Smart Very high 3 2 3 F AT&T Smart Very high 4 3 4 M AT&T Smart Very high 3 3 1 M Other Smart Average 1 2 4 M Sprint Smart Very high 3 5 4 M Sprint Smart Very high 3 5 3 F Sprint Smart Average 2 5 4 F Sprint Smart Average 3 5 4 M Verizon Smart Average 4 3 3 F Verizon Smart Very high 4 3 2 M Verizon…
Test the claim below about the mean of the differences for a population of paired data at the level of significance a. Assume the samples are random and dependent, and the populations are normally distributed. Claim: 0 В. Но На > 0 Ha: Ha s0 O C. Ho: Ha = 0 Ha: Hd #0 D. Ho: Ha <0 Ha: Hd 20 O E. Ho: Hd + 0 Ha: Hd F. Ho: Hd 20 Ha: Hd = 0 <0 The test statistic is t= (Round to two decimal places as needed.)
A local bank claims that the waiting time for its customers to be served is the lowest in the area. A competitor bank checks the waiting times at both banks. The sample statistics are listed below. Test the local bank's claim. Use the information given below. Use a significance level of .05 and assume the variances are equal. Sample statistics for a local bank and a competitor's bank Local Bank Competitor Bank Sample size n1 = 46 n2 = 50 Average waiting time in minutes for each sample X, = 2.3 mins. X2 = 2.6 Sample Standard Deviation of each Sample = 1.1 mins 1.0 mins. S1 S2 1. Are the samples dependent or independent? 2. State your Null/Alternative hypotheses 3. What is the test-statistic? 4. What is the p-value? 5. What are the critical values? 6. Does the test-statistic lie in the rejection region? 7. Interpret the Result? Does the result change for a different value of alpha? Explain?
Data on the weights (Ib) of the contents of cans of diet soda versus the contents of cans of the regular version of the soda is summarized to the right. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.01 significance level for both parts. Diet Regular H2 27 27 0.79037 lb 0.80399 lb 0.00449 lb 0.00756 lb a. Test the claim that the contents of cans of diet soda have weights with a mean that is less than the mean for the regular soda. What are the null and alternative hypotheses? O A. Ho: H1 = H2 OB. Ho: H1#H2 Hq: Hy
use the t- distribution and the sample results to complete the test of the hypothesis. use a 5% significance level. Assume the results come from a random sample , and if the sample size is small, assume the underlying distribution is relatively normal . H0: miu=4 vs Ha: miu not equal to 4 using the sample results x bar =4.8 s= 2.3 with n=15. WHAT IS THE P-VALUE?