The Institute of Education Sciences measures the high school dropout rate as the percentage of age 16 - 24 people who are not enrolled in school and have not earned a high school credential. 5 years ago, the high school dropout rate was 8.1%. A polling company recently took a survey of 1,000 people with age 16 ~ 24, and found that 6.5% of them are dropped out of their high schools. The polling company would like to argue that the dropout rate has decreased.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Using 1% for the significance level, find the conclusion of this hypothesis testing in words using the p-value approach. Follow the questions below.

1) State the p-value and interpret the p-value in words. 

2) Using the significance level and the p-value, state the conclusion of this hypothesis testing. 

Exhibit 3: High school dropout
The Institute of Education Sciences measures the high school dropout rate as the percentage of
age 16 - 24 people who are not enrolled in school and have not earned a high school credential.
5 years ago, the high school dropout rate was 8.1%.
A polling company recently took a survey of 1,000 people with age 16 - 24, and found that
6.5% of them are dropped out of their high schools.
The polling company would like to argue that the dropout rate has decreased.
Transcribed Image Text:Exhibit 3: High school dropout The Institute of Education Sciences measures the high school dropout rate as the percentage of age 16 - 24 people who are not enrolled in school and have not earned a high school credential. 5 years ago, the high school dropout rate was 8.1%. A polling company recently took a survey of 1,000 people with age 16 - 24, and found that 6.5% of them are dropped out of their high schools. The polling company would like to argue that the dropout rate has decreased.
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