If the value of the test statistic is -1.03 and the critical value is ±1.96, what will be your statistical decision?Select the correct response:Reject null hypothesis and accept alternative hypothesisAccept null hypothesis and reject alternative hypothesis< PreviousWhat is the critical value of "t" if the test used is two-tailed test, the level of significance is 1% and the df is 10.Select the correct response:3.1691.8122.764If the value of the test statistic is 0.064 and the critical value is ± 1.645, what will be your statistical decision?Select the correct response:Accept null hypothesis and reject alternative hypothesisReject null hypothesis and accept alternative hypothesisContinue >

Given : the value of the test statistic is-1.03 and the critical value is ±1.96.

Answered: If the value of the test statistic is…

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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You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats. You sample 190 men, and 113 own cats. You sample 50 women, and 24 own cats. Find p (p-bar), as a decimal, rounded to two decimal places. Find the test statistic, rounded to two decimal places. Submit Question 9:24 PM 5/20/2021
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What are the degrees of freedom and critical values for independent samples t-tests with a = 0.05; two-tailed; n =10, n2= 10 %3D Please write your critical value answer in the following format: (for a 2 tailed test) 1.234 and-1.234 (for a one tailed test) 1.234 or -1.234
0.05 level of significance. Solve for appropriate test statistic and show written work!
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According to a survey conducted by the Association for Dressing and Sauces, 85% of American adults eat salad at least once a week. A nutritionist suspect that the percentage is higher that this. She conducts a survey of 200 American adults an finds that 171 of them eat salad at least once a week. Conduct the appropriate test that addresses the nutritionist's suspicions. Use the a = 0. 1 level of significance. What is the p-value? 0.85 0.855 0.1980 0.4215
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Estimate of the proportion p for a 95% confidence with a sample size ? = 400 and point estimate ?̂= 0.4 Please provide it neatly with indicated given, formula, solution, and answer.
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You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 0.79. You use a significance level of a 0.01. Ho:p = 0.79 H1:p > 0.79 You obtain a sample of size n 253 in which there are 213 successes. 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... O less than (or equal to) a O greater than a This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null
A statistician changes her level of significance from .001 to .05. What impact will this change have on her risk of making a Type I and Type II error? Is the change in the level of significance a good decision? Why or why not?

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