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(8 unrea X * Course X * Course X * Course X * Courset X one.nku. * Lecture X NKU Imi X Shared [ X

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(8 unrea X * Course X * Course X * Course X * Courset X one.nku. * Lecture X NKU Imi X Shared [ X Legalize X + X C & https://imath.nku.edu/assessment/showtest.php?action=skip&to=7 Course Forums Calendar Gradebook Log Out Home > STA 205-021 F22, 2nd 7 weeks > Assessment gary steurer HW 3.1: Confidence Interval for the Proportion Due Sat 11/05/2022 11:59 pm Show Intro/ Instructions Questions A survey is planned to determine what proportion of high-school students in a metropolitan school system have regularly smoked marijuana. The school administrators would like to estimate the proportion with 95 % confidence and a margin of error of no more than 4%. Q 1 [9/10] Q 2 [6/6] It was reported that 29.71% of high school students in a similar metropolitan area regularly smoke marijuana. If this estimate is used, what sample size would be required? n = Q 3 [2/2] 501.40 Q 4 [2/2] If the administrators choose not to use the estimate from the similar metropolitan area, what sample size would be required? n = o Q 5 [7/7] Q 6 [10/10] . If the level of confidence were increased to 96 %, what would happen to the required sample size? Q 7 [10/10] O A larger sample size would be required. Q 8 (0/5) Q 9 [4/8] O The sample size would not be affected. + Grade: 50/60 O A smaller sample size would be required. Print Version Note: Don't forget the rounding rule discussed in class for sample sizes! Points possible: 5 License This is attempt 1 of 3. Submit Type here to search O 63OF Clear ADD@ (() 11:57 PM 11/4/2022

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