The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the critical value (CV) for this problem (use 05 level of significance)? 10: 95 100 105 110 115 100 105 110 105 105 0 2.74 O 1812 0.05
The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the critical value (CV) for this problem (use 05 level of significance)? 10: 95 100 105 110 115 100 105 110 105 105 0 2.74 O 1812 0.05
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Using excel find the critical value. (please use excel) I included my excel spreadsheet please confirm if I am correct
Transcribed Image Text:.m4a
1
2
e St.n 3
E11
2
II 67
wnload
5
9
6 Mapl
2.m4; 10-
11
5181
2
8
9
10
11
12
13
14
12
13 15
14 16
15 17
29
30
31
32
33
34
95
100
105
110
115
100
105
110
105
105
Ready
Ready
B
16 18
17 19
ide 5.n 18 20
19 21
20 22 t-Test: Two-Sample Assuming Unequal Variances
21 23
22 24
23 25 Mean
24 26 Variance
25 27 Observations
26 28 Hypothesized
27 29 df
28 30 t Stat
www
S
100
100
100
100
100
100
100
100
100
100
33.3333333
2.73861279
31 P(T<=t) one-0.01144975
32 t Critical one 1.83311293
33 P(T<=t) two- 0.02289949
34 t Critical two 2.26215716
Variable 1 Variable 2
105
100
0
Sheet1
10
FAT
0
9
0.501525274198259
+
10
+
Accessibility: Good to go
Mean
106.111111
Standard Err 1.61970886
Median
Mode
Standard De
4.85912658
Sample Vari: 23.6111111
Kurtosis
-0.0088977
Skewness
0.50152527
Range
Minimum
Maximum
Accessibility: Investigate
A
E
Sum
Count
Confidence L 3.73505533
105
105
15
100
115
955
9
F
G
101.25
106.11-3.7350
TS, LV
Transcribed Image Text:The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy
students are smarter than average, so he randomly samples 10 students and records the following IQ data to
test his hypothesis. What is the critical value (CV) for this problem (use 05 level of significance)?
10: 95 100 105 110 115 100 105 110 105 105
O2.74
O 1812
05
O2262
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 6 images
Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman