9. What is the margin of error if n=16, s = 4.2 , x= 50, 95% confidence (t a/2= 2.13) 10. A survey of 200 males shows that they read on average of 17.7 hours per week. If the margin

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

Numbers 9-10 only.

FIND ME!
Direction: Answer the following problems and find your answer inside the box. Write the letter
of the correct answer.
А. 3.499
В. 2.262
С. Т
D. Z
Е. 1.645
G. 22
Н. 1.753
I. 1.064
J. 3.521
К. (15.5,19,9)
1. What is the degree of freedom of n = 23?
2. When n < 30 and the population standard deviation is unknown, what is the appropriate
distribution?
3. Find the t-value of n = 10 and 95% confidence interval?
4. What is the value of to.os with 15 degrees of freedom?
5. What are the confidence coefficients of z w/2, if the confidence level is 90%?
6. Solve for the of to.005 with a sample of 8 in one-tailed.
7. What is the 90th percentile of at distribution with a sample of 10?
8. What is the 70th percentile of a t-distribution with a sample size of 21?
9. What is the margin of error if n=16, s = 4.2 , x= 50, 95% confidence (t a/2= 2.13)
10. A survey of 200 males shows that they read on average of 17.7 hours per week. If the margin
of error is 2.2 hours at 95% confidence, what is the confidence interval?
Transcribed Image Text:FIND ME! Direction: Answer the following problems and find your answer inside the box. Write the letter of the correct answer. А. 3.499 В. 2.262 С. Т D. Z Е. 1.645 G. 22 Н. 1.753 I. 1.064 J. 3.521 К. (15.5,19,9) 1. What is the degree of freedom of n = 23? 2. When n < 30 and the population standard deviation is unknown, what is the appropriate distribution? 3. Find the t-value of n = 10 and 95% confidence interval? 4. What is the value of to.os with 15 degrees of freedom? 5. What are the confidence coefficients of z w/2, if the confidence level is 90%? 6. Solve for the of to.005 with a sample of 8 in one-tailed. 7. What is the 90th percentile of at distribution with a sample of 10? 8. What is the 70th percentile of a t-distribution with a sample size of 21? 9. What is the margin of error if n=16, s = 4.2 , x= 50, 95% confidence (t a/2= 2.13) 10. A survey of 200 males shows that they read on average of 17.7 hours per week. If the margin of error is 2.2 hours at 95% confidence, what is the confidence interval?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
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