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In testing the hypotheses H :л>0.40, at 5 % level of H:л=0.40, significance. if the sample proportion is 0.45 and the sample size is 49; which one of the following statements is incorrect? O A. A one-tail is used. O B. The standard error is 0.0070 O C. The test statistic is 0.7143 O D. p-value is 0.2389

In testing the hypotheses H :л>0.40, at 5 % level of H:л=0.40, significance. if the sample proportion is 0.45 and the sample size is 49; which one of the following statements is incorrect? O A. A one-tail is used. O B. The standard error is 0.0070 O C. The test statistic is 0.7143 O D. p-value is 0.2389

MATLAB: An Introduction with Applications
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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In hypotheses H :л>0.40, at 5 % level of 0 testing the Hл=0.40, 0 significance. if the sample proportion is 0.45 and the sample size is 49; which one of the following statements is incorrect? A. A one-tail is used. B. The standard error is 0.0070 C. The test statistic is 0.7143 D. p-value is 0.2389
Transcribed Image Text:In hypotheses H :л>0.40, at 5 % level of 0 testing the Hл=0.40, 0 significance. if the sample proportion is 0.45 and the sample size is 49; which one of the following statements is incorrect? A. A one-tail is used. B. The standard error is 0.0070 C. The test statistic is 0.7143 D. p-value is 0.2389
Expert Solution
Step 1

It is given that,

The sample size is 49.

The sample proportion is 0.45.

We have to find which of the options is incorrect.

This is one proportion z-test.

steps

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