You wish to test the following claim (Ha) at a significancelevel of a0.02.Ho:P1 = P2Ha: Pi # p2You obtain 284 successes in a sample of size n1351 fromthe first population. You obtain 512 successes in a sample ofsize n2 = 677 from the second population.What is the test statistic for this sample? (Report answeraccurate to three decimal places.)test statisticWhat is the p-value for this sample? (Report answer accurateto four decimal places.)p-value =

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Answered: You wish to test the following claim…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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52. What must successive trials be in applying the sign test to paired data? A. Independent B. Dependent C. Both dependent and independent at the same time D. Equal to an a of 0.05 E. None of the above
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If you had a test statistic of z = -3.14 and did a left tail test, what would the p-value be? A. 0.9992 B. 0.05 C. 0.0008
You are given the null and alternative hypotheses and the sample information shown below. Complete parts a and b below. Sample 1 n1 = 120 S, = 34 X = 130 Sample 2 n2 = 135 HA: H1- H2#0 S2 = 36 X2 = 150 a. Develop the appropriate decision rule, assuming a significance level of 0.01 is to be used. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) O A. Reject Họ if t O B. Reject Họ if t> O C. Reject H, if t< b. Test the null hypothesis and indicate whether the sample information leads you to reject or fail to reject the null hypothesis. Use the test statistic approach. Calculate the value of the test statistic. t= (Round to two decimal places as needed.) Since the test statistic V in the rejection region, the null hypothesis. There is V evidence at a = 0.01 to conclude that the two population means are different.
A researcher samples 5 colony of Species of K and 5 colonies of Species L, measures their sizes as:Species K Species L4.7 5.35.2 4.66.1 4.15.8 4.85.2 4.2a. Test if mean colony size of Species K and Species L are different from each other? Report a p-value.(You may need to do an additional test to decide which test to apply for comparing the means)b. What is the power of the test in part a?c. The researcher would like to design a new experiment which will allow a two tailed hypothesis testwith significance 0.05 and power 0.90. What should be the sample sizes nK and nL for Species K and Species L (usek = 1)
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a.)What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = b.)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 decimal places.)p-value =
Please answer B, C, & D.
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What is the p-value?
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Question Help Y 12.2.79 The number of successes and the sample size for a simple random sample from a population are given below. x = 8, n = 40, Ho:p=0.4, H2: p< 0.4, a = 0.01 a. Determine the sample proportion. b. Decide whether using the one-proportion z-test is appropriate. c. If appropriate, use the one-proportion z-test to perform the specified hypothesis test. Click here to view a table of areas under the standard normal curve for negative values of z. Click here to view a table of areas under the standard normal curve for positive values of z. c. Determine the test statistic, if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your answer. z= - 2.58 (Round to two decimal places as needed.) B. The one-proportion z-test is not appropriate. Identify the critical value(s), if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your answer. A. ±Za/2 (Round to two decimal places as…

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