In a poll of 1500 adults in July 2010, 780 of those polled said that schools should ban sugary snacks and soft drinks. Complete parts a and b below. 1. Find the value of the test statistic z. z = _____ (Round to two decimal places as needed.) 2. Find the value of the corresponding p-value for this test statistic z. p-value = _____ (Round to three decimal places
In a poll of 1500 adults in July 2010, 780 of those polled said that schools should ban sugary snacks and soft drinks. Complete parts a and b below. 1. Find the value of the test statistic z. z = _____ (Round to two decimal places as needed.) 2. Find the value of the corresponding p-value for this test statistic z. p-value = _____ (Round to three decimal places
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 26PFA
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In a poll of 1500 adults in July 2010, 780 of those polled said that schools should ban sugary snacks and soft drinks. Complete parts a and b below.
1. Find the value of the test statistic z.
z = _____ (Round to two decimal places as needed.)
2. Find the value of the corresponding p-value for this test statistic z.
p-value = _____ (Round to three decimal places as needed.)
3. Do you reject or not reject the null hypothesis?
4.
b. Choose the best interpretation of the results you obtained in part a.
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