Misc (a) What happens to the width of the CI when i. n increases ii. Confidence level increases? (b) Are assumptions for Normal approximation for the proportion CI satistied when i. n = 100, P = 0.2 ii. n=300, P=0.01? (c) For a sample of 36 bags of M&M's, a 95% confidence interval for =the average number of M&M's per bag was found as [23.6; 24.8]. Circle all that apply: i. The sample mean was 24.0 ii. we are 95% sure that μ will belong to the above interval iii. for 95% of all M&M's bags the number of candies in a bag will belong to the above interval iv. the population mean m cannot be above 25 v. the C.I. was computed incorrectly because both numbers are fractions
Misc (a) What happens to the width of the CI when i. n increases ii. Confidence level increases? (b) Are assumptions for Normal approximation for the proportion CI satistied when i. n = 100, P = 0.2 ii. n=300, P=0.01? (c) For a sample of 36 bags of M&M's, a 95% confidence interval for =the average number of M&M's per bag was found as [23.6; 24.8]. Circle all that apply: i. The sample mean was 24.0 ii. we are 95% sure that μ will belong to the above interval iii. for 95% of all M&M's bags the number of candies in a bag will belong to the above interval iv. the population mean m cannot be above 25 v. the C.I. was computed incorrectly because both numbers are fractions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 4GP
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Question
![Misc
(a) What happens to the width of the CI when
i. n increases ii. Confidence level increases?
(b) Are assumptions for Normal approximation for the proportion CI
satistied when
i. n = 100, P = 0.2
ii. n=300, P=0.01?
(c) For a sample of 36 bags of M&M's, a 95% confidence interval for
=the average number of M&M's per bag was found as [23.6; 24.8].
Circle all that apply:
i. The sample mean was 24.0
ii. we are 95% sure that
μ
will belong to the above interval
iii. for 95% of all M&M's bags the number of candies in a bag will
belong to the above interval
iv. the population mean m cannot be above 25
v. the C.I. was computed incorrectly because both numbers are
fractions](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1c07b5b8-5784-4ae4-bd21-95a1da8f4790%2F74e20a5a-813c-40a3-94b9-f084c0dca4a7%2Fbk9stxm_processed.png&w=3840&q=75)
Transcribed Image Text:Misc
(a) What happens to the width of the CI when
i. n increases ii. Confidence level increases?
(b) Are assumptions for Normal approximation for the proportion CI
satistied when
i. n = 100, P = 0.2
ii. n=300, P=0.01?
(c) For a sample of 36 bags of M&M's, a 95% confidence interval for
=the average number of M&M's per bag was found as [23.6; 24.8].
Circle all that apply:
i. The sample mean was 24.0
ii. we are 95% sure that
μ
will belong to the above interval
iii. for 95% of all M&M's bags the number of candies in a bag will
belong to the above interval
iv. the population mean m cannot be above 25
v. the C.I. was computed incorrectly because both numbers are
fractions
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