A data set about speed dating includes "like" ratings of male dates made by the female dates. The summary statistics are n= 195, x= 7.88, s= 1.98. Use a 0.05 significance level to test the claim that the population mean of such ratings is less than 8.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and alternative hypotheses? O A. Ho: H=8.00 O B. Ho: H<8.00 H: u>8.00 H: u#8.00 OC. Ho: H= 8.00 O D. Ho: H=8.00 H: με 8.00 H: u>8.00

A data set about speed dating includes "like" ratings of male dates made by the female dates. The summary statistics are n= 195, x= 7.88, s= 1.98. Use a 0.05 significance level to test the claim that the population mean of such ratings is less than 8.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and alternative hypotheses? O A. Ho: H=8.00 O B. Ho: H<8.00 H: u>8.00 H: u#8.00 OC. Ho: H= 8.00 O D. Ho: H=8.00 H: με 8.00 H: u>8.00

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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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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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Question

identify the test statistic.

Identify the P-value.

A data set about speed dating includes "like" ratings of male dates made by the female dates. The summary statistics are n = 195, x = 7.88, s = 1.98. Use a 0.05 significance level to test the claim that the population mean
of such ratings is less than 8.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim.
What are the null and alternative hypotheses?
О А. Но: и38.00
В. Но и<8.00
H1: µ> 8.00
H1:µ#8.00
С. Но: и8.00
H1: µ >8.00
D. Ho: H= 8.00
H1: µ< 8.00

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