e) Determine the P-value A At a = 0.05, what is your conclusion? Explain in context of the problem. A fy whether or not all necessary conditions for inference are met. A/

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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e) Determine the P-value (give to 4 decimal places).
f) At a = 0.05, what is your conclusion? Explain in context of the problem.
A/
g) Verify whether or not all necessary conditions for inference are met.
Transcribed Image Text:e) Determine the P-value (give to 4 decimal places). f) At a = 0.05, what is your conclusion? Explain in context of the problem. A/ g) Verify whether or not all necessary conditions for inference are met.
ge 2:
Has the proportion of Americans that are "20-somethings" decreased?
According to the US Census Bureau, 14.8% of Americans living in 2004 were "20-
somethings" (between ages 20 and 29). You take a random sample of 500 Americans
and find that 59 of them fall in this age range. Has the proportion of Americans ages
20-29 decreased from what it was in 2004?
for this problem (z-test or t-test).
Transcribed Image Text:ge 2: Has the proportion of Americans that are "20-somethings" decreased? According to the US Census Bureau, 14.8% of Americans living in 2004 were "20- somethings" (between ages 20 and 29). You take a random sample of 500 Americans and find that 59 of them fall in this age range. Has the proportion of Americans ages 20-29 decreased from what it was in 2004? for this problem (z-test or t-test).
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