In Exercises 31 and 32, check that the conditions for carrying out a one-sample z test for the population proportion p are met. 31. Home computers Jason reads a report that says 80% of U.S. high school students have a computer at home. He believes the proportion is smaller than 0.80 at his large rural high school. Jason chooses an SRS of 60 students and records whether they have a computer at home. pg 555 32. Walking to school A recent report claimed that 13% of students typically walk to school.10 DeAnna thinks that the proportion is higher than 0.13 at her large elementary school, so she surveys a random sample of 100 students to find out.

MATLAB: An Introduction with Applications
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32

In Exercises 31 and 32, check that the conditions for
carrying out a one-sample z test for the population
proportion p are met.
31. Home computers Jason reads a report that says
80% of U.S. high school students have a computer
at home. He believes the proportion is smaller than
0.80 at his large rural high school. Jason chooses an
SRS of 60 students and records whether they have a
computer at home.
pg
pg 555
32. Walking to school A recent report claimed that 13%
of students typically walk to school.10 DeAnna thinks
that the proportion is higher than 0.13 at her large
elementary school, so she surveys a random sample
of 100 students to find out.
SO
Transcribed Image Text:In Exercises 31 and 32, check that the conditions for carrying out a one-sample z test for the population proportion p are met. 31. Home computers Jason reads a report that says 80% of U.S. high school students have a computer at home. He believes the proportion is smaller than 0.80 at his large rural high school. Jason chooses an SRS of 60 students and records whether they have a computer at home. pg pg 555 32. Walking to school A recent report claimed that 13% of students typically walk to school.10 DeAnna thinks that the proportion is higher than 0.13 at her large elementary school, so she surveys a random sample of 100 students to find out. SO
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