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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.
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