A test is made of H0: =μ20 versus H1: >μ20. A sample of size =n53 is drawn, and =x22. The population standard deviation is =σ5.   (a) Compute the value of the test statistic z. (b) Is H0 rejected at the=α0.05 level? (c) Is H0 rejected at the =α0.10 level?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
Question

A test is made of H0: =μ20 versus H1: >μ20. A sample of size =n53 is drawn, and =x22. The population standard deviation is =σ5.

 

(a) Compute the value of the test statistic z.

(b) Is H0 rejected at the=α0.05 level?

(c) Is H0 rejected at the =α0.10 level?

 

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Hypothesis Tests and Confidence Intervals for Equality of Variances
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill