A college would like to estimate the proportion of its students that work full-time while going to school. A researcher at the college found that 108 students out of a random sample of 337 students worked full-time while going to school. Determine the point estimate, and the sample standard deviation, 8. Round the sample proportion to four decimal places and round the standard deviation to six decimal places, if necessary. р Sp Using a 95% confidence level, determine the margin of error, E, and a confidence interval for the proportion of all students at the college who work full-time while going to school. Report the confidence interval using interval notation. Round solutions to four decimal places, if necessary. = The margin of error is given by E A 95% confidence interval is given by

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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A college would like to estimate the proportion of its students that work full-time while going to school. A
researcher at the college found that 108 students out of a random sample of 337 students worked full-time
while going to school.
Determine the point estimate, and the sample standard deviation, sp. Round the sample proportion to
four decimal places and round the standard deviation to six decimal places, if necessary.
р
Sp
Using a 95% confidence level, determine the margin of error, E, and a confidence interval for the
proportion of all students at the college who work full-time while going to school. Report the confidence
interval using interval notation. Round solutions to four decimal places, if necessary.
=
The margin of error is given by E
A 95% confidence interval is given by
Transcribed Image Text:A college would like to estimate the proportion of its students that work full-time while going to school. A researcher at the college found that 108 students out of a random sample of 337 students worked full-time while going to school. Determine the point estimate, and the sample standard deviation, sp. Round the sample proportion to four decimal places and round the standard deviation to six decimal places, if necessary. р Sp Using a 95% confidence level, determine the margin of error, E, and a confidence interval for the proportion of all students at the college who work full-time while going to school. Report the confidence interval using interval notation. Round solutions to four decimal places, if necessary. = The margin of error is given by E A 95% confidence interval is given by
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