2. 2) According to the National Institute on Alcohol Abuse and Alcoholism, 45% of college students nationwide engage in "binge drinking" behavior, having 5 or more drinks in one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college that binge drink is actually lower than the national proportion. In a commissioned study, 348 students are selected randomly from a list of all students enrolled at the college. Of these 149 admitted to having engaged in binge drinking. A. State the null and alternative hypotheses. B. State the p-value. C. What is your conclusion about the null hypothesis? Use a 5% level of significance. D. What is your conclusion in context of this problem?
2. 2) According to the National Institute on Alcohol Abuse and Alcoholism, 45% of college students nationwide engage in "binge drinking" behavior, having 5 or more drinks in one occasion during the past two weeks. A college president wonders if the proportion of students enrolled at her college that binge drink is actually lower than the national proportion. In a commissioned study, 348 students are selected randomly from a list of all students enrolled at the college. Of these 149 admitted to having engaged in binge drinking. A. State the null and alternative hypotheses. B. State the p-value. C. What is your conclusion about the null hypothesis? Use a 5% level of significance. D. What is your conclusion in context of this problem?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Transcribed Image Text:2. 2) According to the National Institute on Alcohol Abuse and Alcoholism, 45% of college students
nationwide engage in "binge drinking" behavior, having 5 or more drinks in one occasion during
the past two weeks. A college president wonders if the proportion of students enrolled at her
college that binge drink is actually lower than the national proportion. In a commissioned study,
348 students are selected randomly from a list of all students enrolled at the college. Of these
149 admitted to having engaged in binge drinking.
A. State the null and alternative hypotheses.
B. State the p-value.
C. What is your conclusion about the null hypothesis? Use a 5% level of significance.
D. What is your conclusion in context of this problem?
Expert Solution
Step 1
We have given that
Population proportion p=45%=0.45
Sample size n =348
Favorable cases x =149
Sample proportion p^=x/n
= 149/348
= 0.4282
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what test would you use on this problom and what values would you imput.
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