ppose the ndustry Cldllmec aduit Collee pei day. To lest this Clam, Jults was Selecled, anu theil avelage collee consumplio was found to be 1.85 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.5 cups. Using a = 0.10, complete parts a and b below. a. Is the coffee industry's claim supported by this sample? Determine the null and alternative hypotheses. Ho: H v

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The z-test statistic is :

The critical z-score(s) is(are).:

Because the test statistic __________the null hypothesis

 Determine the p-value for this test.

Suppose the coffee industry claimed that the average adult drinks 1.8 cups of coffee per day. To test this claim, a random sample of 50 adults was selected, and their average coffee consumption
was found to be 1.85 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.5 cups. Using a = 0.10, complete parts a and b below.
a. Is the coffee industry's claim supported by this sample?
Determine the null and alternative hypotheses.
Ho: H
Transcribed Image Text:Suppose the coffee industry claimed that the average adult drinks 1.8 cups of coffee per day. To test this claim, a random sample of 50 adults was selected, and their average coffee consumption was found to be 1.85 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.5 cups. Using a = 0.10, complete parts a and b below. a. Is the coffee industry's claim supported by this sample? Determine the null and alternative hypotheses. Ho: H
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