Homework Help is Here – Start Your Trial Now!
Math
Statistics
year colleges in the United States. Two surveys are conducted. Of the 35 four-year colleges surveyed, the mean enrollment was 6,473 with a standard deviation of 601. Of the 35 two-year colleges surveyed, the mean enrollment was 5,553 with a standard deviation of 759. Test the student's claim at the 0.01 significance level. Preliminary: a. Is it safe to assume that n4yr < 5 % of all students enrolled at a 4-year college in the Unites States and n2yr < 5 % of all enrolled at a 2-year college in the Unites States?

year colleges in the United States. Two surveys are conducted. Of the 35 four-year colleges surveyed, the mean enrollment was 6,473 with a standard deviation of 601. Of the 35 two-year colleges surveyed, the mean enrollment was 5,553 with a standard deviation of 759. Test the student's claim at the 0.01 significance level. Preliminary: a. Is it safe to assume that n4yr < 5 % of all students enrolled at a 4-year college in the Unites States and n2yr < 5 % of all enrolled at a 2-year college in the Unites States?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
See similar textbooks
icon
Related questions
Question

Please help with B and C

A student at a four-year college claims that mean enrollment at four-year colleges is higher than at two- year colleges in the United States. Two surveys are conducted. Of the 35 four-year colleges surveyed, the mean enrollment was 6,473 with a standard deviation of 601. Of the 35 two-year colleges surveyed, the mean enrollment was 5,553 with a standard deviation of 759. Test the student's claim at the 0.01 significance level. Preliminary: a. Is it safe to assume that N4yr < 5 % of all students enrolled at a 4-year college in the Unites States and nzyr < 5 % of all enrolled at a 2-year college in the Unites States? Yes O No b. Is nayr 2 30 and n2yr 2 30 ? O No Yes Test the claim: a. Determine the null and alternative hypotheses. Ho: H4yr Ha: Hayrl b. Determine the test statistic. Round to four decimal places. t -29.9796 c. Find the p-value. Round to 4 decimals. p-value = 1
Transcribed Image Text:A student at a four-year college claims that mean enrollment at four-year colleges is higher than at two- year colleges in the United States. Two surveys are conducted. Of the 35 four-year colleges surveyed, the mean enrollment was 6,473 with a standard deviation of 601. Of the 35 two-year colleges surveyed, the mean enrollment was 5,553 with a standard deviation of 759. Test the student's claim at the 0.01 significance level. Preliminary: a. Is it safe to assume that N4yr < 5 % of all students enrolled at a 4-year college in the Unites States and nzyr < 5 % of all enrolled at a 2-year college in the Unites States? Yes O No b. Is nayr 2 30 and n2yr 2 30 ? O No Yes Test the claim: a. Determine the null and alternative hypotheses. Ho: H4yr Ha: Hayrl b. Determine the test statistic. Round to four decimal places. t -29.9796 c. Find the p-value. Round to 4 decimals. p-value = 1
Expert Solution
steps

Step by step

Solved in 2 steps

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman
SEE MORE TEXTBOOKS