The mean exam score for 47 male high school students is 24.9 and the population standard deviation is 5.5. The mean exam score for 52 female high school students is 21.7 and the population standard deviation is 4.9. At alpha a equals = 0.01, can you reject the claim that male and female high school students have equal exam scores? Complete parts (a) through (e) Question content area bottom Part 1 (a) Identify the claim and state H0 and Ha. What is the claim? A. Male high school students have greater exam scores than female students. B. Male and female high school students have different exam scores. C. Male and female high school students have equal exam scores. Your answer is correct. D. Male high school students have lower exam scores than female students. Part 2 What are He and Ha A. HO: μ<µ² Ha: udaµ2 8. HO: μ>µ² Ha: jisµ2 C. HO: μ₁-² Ha: μμ2 D. HO: μisµ2 Ha: >2 E. HO: μμ2 Ha: μ-2 F. HO: μµ2 Ha: <2 Part 3 Find the critical value(s) and identify the rejection region(s). (Round to two decimal places as needed. Use a comma to separate answers as needed.) Part 4 What is/are the rejection region(s)? Part 5 Find the standardized test statistic z (Round to two decimal places as needed.) Part 6 Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. Part 7 Interpret the decision in the context of the original claim. At the significance level, there is scores. evidence to the claim that male high school students have exam scores female high school students' exam

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
I need help on classwork
.......
เก
02230239 0244
0294 0301 0307 0314
0375 0384
.2451 .2483
N
N
1409
197
2578
.0630
0010
1093
1292
GIGI
1539
2033
006
2006
2327 2358
2389
.2643 2676 2709
2119
…….……
....
ooooooooooFFFFFENE
NNNN
***
0056 9957
9967 9968
8770
0079
.9980
.9936
.9952
。。
O O O ON
- NNNNNNNNNN
A
Transcribed Image Text:....... เก 02230239 0244 0294 0301 0307 0314 0375 0384 .2451 .2483 N N 1409 197 2578 .0630 0010 1093 1292 GIGI 1539 2033 006 2006 2327 2358 2389 .2643 2676 2709 2119 …….…… .... ooooooooooFFFFFENE NNNN *** 0056 9957 9967 9968 8770 0079 .9980 .9936 .9952 。。 O O O ON - NNNNNNNNNN A
The mean exam score for 47 male high school students is 24.9 and the population standard deviation is 5.5. The mean exam score for 52 female high school students is 21.7 and
the population standard deviation is 4.9. At alpha a equals=0.01, can you reject the claim that male and female high school students have equal exam scores? Complete parts (a)
through (e)
Question content area bottom
Part 1
(a) Identify the claim and state He and Ha,
What is the claim?
A.
Male high school students have greater exam scores than female students.
B.
Male and female high school students have different exam scores.
C.
Male and female high school students have equal exam scores.
Your answer is correct.
D.
Male high school students have lower exam scores than female students.
Part 2
What are He and Ha
A.
HO: μ<μ2
Ha: ulaμ2
B.
Hе: μ>μ²
Ha: uisu2
C.
Hе: μ₁=μ²
Ha: u1eu2
D.
HO: μl μ²
Ha: 1>u2
E.
HO: μl μ²
Ha: 1-2
F.
HO: μμ2
Ha:
Part 3
<u2
Find the critical value(s) and identify the rejection region(s).
(Round to two decimal places as needed. Use a comma to separate answers as needed.)
Part 4
What is/are the rejection region(s)?
Part 5
Find the standardized test statistic z
(Round to two decimal places as needed.)
Part 6
Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below.
Part 7
Interpret the decision in the context of the original claim.
At the significance level, there is
scores.
evidence to the claim that male high school students have exam scores
female high school students exam
Transcribed Image Text:The mean exam score for 47 male high school students is 24.9 and the population standard deviation is 5.5. The mean exam score for 52 female high school students is 21.7 and the population standard deviation is 4.9. At alpha a equals=0.01, can you reject the claim that male and female high school students have equal exam scores? Complete parts (a) through (e) Question content area bottom Part 1 (a) Identify the claim and state He and Ha, What is the claim? A. Male high school students have greater exam scores than female students. B. Male and female high school students have different exam scores. C. Male and female high school students have equal exam scores. Your answer is correct. D. Male high school students have lower exam scores than female students. Part 2 What are He and Ha A. HO: μ<μ2 Ha: ulaμ2 B. Hе: μ>μ² Ha: uisu2 C. Hе: μ₁=μ² Ha: u1eu2 D. HO: μl μ² Ha: 1>u2 E. HO: μl μ² Ha: 1-2 F. HO: μμ2 Ha: Part 3 <u2 Find the critical value(s) and identify the rejection region(s). (Round to two decimal places as needed. Use a comma to separate answers as needed.) Part 4 What is/are the rejection region(s)? Part 5 Find the standardized test statistic z (Round to two decimal places as needed.) Part 6 Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. Part 7 Interpret the decision in the context of the original claim. At the significance level, there is scores. evidence to the claim that male high school students have exam scores female high school students exam
Expert Solution
steps

Step by step

Solved in 8 steps with 19 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