Data show that men between the ages of 20 and 29 in a general population have a mean height of 69.3 inches, with a standard deviation of 2.6 inches. A baseball analyst wonders whether the standard deviation of heights of major-league baseball players is less than 2.6 inches. The heights (in inches) of 20 randomly selected players are shown in the table. Click the icon to view the data table. Test the notion at the a= 0.05 level of significance. What are the correct hypotheses for this test? 2.6. The null hypothesis is Ho The alternative hypothesis is H₁: Calculate the value of the test statistic. x² = (Round to three decimal places as needed.) Use technology to determine the P-value for the test statistic. The P-value is (Round to three decimal places as needed.) What is the correct conclusion at the a= 0.05 level of significance? Since the P-value is than the level of significance, the null hypothesis. There of major-league baseball players is less than 2.6 inches at the 0.05 level of significance. 1 234567 8 9 10 11 12 13 14 15 16 17 18 19 & 20 21 72 74 71 72 元|元|||刀|刀|刀|刀|万|刀|刀|N|万|||元 76 70 77 74 72 72 77 72 75 70 73 74 75 73 74 2.6. 74 sufficient evidence to conclude that the standard deviation of heights
Data show that men between the ages of 20 and 29 in a general population have a mean height of 69.3 inches, with a standard deviation of 2.6 inches. A baseball analyst wonders whether the standard deviation of heights of major-league baseball players is less than 2.6 inches. The heights (in inches) of 20 randomly selected players are shown in the table. Click the icon to view the data table. Test the notion at the a= 0.05 level of significance. What are the correct hypotheses for this test? 2.6. The null hypothesis is Ho The alternative hypothesis is H₁: Calculate the value of the test statistic. x² = (Round to three decimal places as needed.) Use technology to determine the P-value for the test statistic. The P-value is (Round to three decimal places as needed.) What is the correct conclusion at the a= 0.05 level of significance? Since the P-value is than the level of significance, the null hypothesis. There of major-league baseball players is less than 2.6 inches at the 0.05 level of significance. 1 234567 8 9 10 11 12 13 14 15 16 17 18 19 & 20 21 72 74 71 72 元|元|||刀|刀|刀|刀|万|刀|刀|N|万|||元 76 70 77 74 72 72 77 72 75 70 73 74 75 73 74 2.6. 74 sufficient evidence to conclude that the standard deviation of heights
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 58CR
Related questions
Question
Transcribed Image Text:6:22:
Test the notion at the a= 0.05 level of significance.
What are the correct hypotheses for this test?
2.6.
The null hypothesis is H₂:
The alternative hypothesis is H₁:
Calculate the value of the test statistic.
x² = (Round to three decimal places as needed.)
Use technology to determine the P-value for the test statistic.
The P-value is
(Round to three decimal places as needed.)
18.
Data show that men between the ages of 20 and 29 in a general population have a mean height of 69.3 inches, with a standard deviation of 2.6 inches. A baseball analyst wonders
whether the standard deviation of heights of major-league baseball players is less than 2.6 inches. The heights (in inches) of 20 randomly selected players are shown in the table.
Click the icon to view the data table.
N34567 00
2
▼
What is the correct conclusion at the a= 0.05 level of significance?
Since the P-value is
than the level of significance,
the null hypothesis. There
of major-league baseball players is less than 2.6 inches at the 0.05 level of significance.
1
8
9
10
11
12
13
14
15
16
17
18
19
20
21
72
74
71
72
76
70
FENER
77
74
72
72
77
72
75
70
73
74
75
RIN
73
Expert Q&A
2.6.
74
74
11
Done
sufficient evidence to conclude that the standard deviation of heights
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 26 images
Recommended textbooks for you
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,