A random survey of enrollment at 2020 community colleges across the United States yielded the following figures: 21,845; 2,442; 9,414; 7,681; 3,200; 17,500; 9,200; 7,380; 18,314; 6,557; 13,713; 17,768; 7,493; 2,771; 2,861; 1,263; 7,285; 28,165; 5,080; 11,658 (a) Assume the underlying population is normal. i. x‾= ii. sx= iii. n= iv. n−1= (d) Construct a 97% confidence interval for the population mean enrollment at community colleges in the United States. Enter your answer in interval notation. Round your answer to the nearest integer. Do not round any intermediate calculations.
A random survey of enrollment at 2020 community colleges across the United States yielded the following figures: 21,845; 2,442; 9,414; 7,681; 3,200; 17,500; 9,200; 7,380; 18,314; 6,557; 13,713; 17,768; 7,493; 2,771; 2,861; 1,263; 7,285; 28,165; 5,080; 11,658 (a) Assume the underlying population is normal. i. x‾= ii. sx= iii. n= iv. n−1= (d) Construct a 97% confidence interval for the population mean enrollment at community colleges in the United States. Enter your answer in interval notation. Round your answer to the nearest integer. Do not round any intermediate calculations.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A random survey of enrollment at 2020 community colleges across the United States yielded the following figures:
21,845; 2,442; 9,414; 7,681; 3,200; 17,500; 9,200; 7,380; 18,314; 6,557; 13,713; 17,768; 7,493; 2,771; 2,861; 1,263; 7,285; 28,165; 5,080; 11,658
(a) Assume the underlying population is normal.
i. x‾=
ii. sx=
iii. n=
iv. n−1=
(d) Construct a 97% confidence interval for the population
Enter your answer in interval notation.
Round your answer to the nearest integer.
Do not round any intermediate calculations.
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