Results from a survey five years ago asking where coffee drinkers typically drink their first cup of coffee were as follows: 8% while commuting, 17% at work, 70% at home, and 5% at a restaurant/coffee bar or other location. To determine whether this distribution has changed, you randomly select 581 coffee drinkers and ask each where they typically drink their first cup of coffee. Based on the results provided in the table, can you conclude that there has been a change in the claimed or expected distribution of locations? Use a = 0.05.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
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Identify the null and alternative hypothesis, find the critical value and identify the rejection region, calculate chi-square, decide whether to accept or reject the null hypothesis, and write an APA format results statement.

ONE:
Results from a survey five years ago asking where coffee drinkers typically drink their first cup of coffee were
as follows: 8% while commuting, 17% at work, 70% at home, and 5% at a restaurant/coffee bar or other
location. To determine whether this distribution has changed, you randomly select 581 coffee drinkers and ask
each where they typically drink their first cup of coffee. Based on the results provided in the table, can you
conclude that there has been a change in the claimed or expected distribution of locations? Use a = 0.05.
(Adapted from USA Today)
SURVEY RESULTS
Response
Frequency
At home
389
At work
110
While commuting
Restaurant/coffee bar/other
55
27
Transcribed Image Text:ONE: Results from a survey five years ago asking where coffee drinkers typically drink their first cup of coffee were as follows: 8% while commuting, 17% at work, 70% at home, and 5% at a restaurant/coffee bar or other location. To determine whether this distribution has changed, you randomly select 581 coffee drinkers and ask each where they typically drink their first cup of coffee. Based on the results provided in the table, can you conclude that there has been a change in the claimed or expected distribution of locations? Use a = 0.05. (Adapted from USA Today) SURVEY RESULTS Response Frequency At home 389 At work 110 While commuting Restaurant/coffee bar/other 55 27
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