Mathematics, 12.11.2019 04:31, tm133043

# Asurvey of 350 students is selected randomly on a large campus. they are asked if they use a laptop in class to take notes. suppose that based on the survey, 140 of the 350 students responded "yes."

a. what is the value of the sample proportion ^p?

b. what is the standard error of the sample proportation?

c. construct an approximate 95% confidence interval for the true proportion p by taking +- ses from the sample proportion.

Answers: 2

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The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of Ο (no approximations).

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Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

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Asurvey of 350 students is selected randomly on a large campus. they are asked if they use a laptop...

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