Is the difference between the mean annual salaries of registered nurses in State A and State B equal to $9,000? To registered nurses from each state. The results of each survey are shown. Assume the population standard deviation what can you conclude? Registered Nurses in State A Registered Nurses in State B 75,710 %3D 70,710 %3D 35 n2 30 What are the null and alternative hypotheses for this test? O A. Ho: H1 - H2>9,000 H3i H1 - H2 59,000 B. Ho: H1 - H2 S 9,000 Hai Hy -H2>9,000 O D. Ho: H1 - H2 = 9,000 Ha: H1 -H2 #9,000 O E. Ho: H1-H2 #9,000 Hai H1-H2 = 9,000 OF.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Is the difference between the mean annual salaries of registered nurses in State A and State B equal to $9,000? To decide, you select a random sample of
registered nurses from each state. The results of each survey are shown. Assume the population standard deviations are o, = $8360 and o, = $7580. At a = 0.01,
what can you conclude?
Registered Nurses in State A Registered Nurses in State B
75,710
70,710
35
n2
30
What are the null and alternative hypotheses for this test?
O A. Ho: H1-H2>9,000
Hai Hy - H2 S9,000
O B. Ho: H1 - H259,000
Ha: H1- H2>9,000
O C. Ho: H1 -H2<9,000
Ha: H1 - H2Z9,000
O D. Ho: H1 - H2 = 9,000
O E. Ho: H1 -H2 # 9,000
Hai Hy -H2 = 9,000
O F. Ho: H1 -H9,000
Hai H1 - H2 <9,000
Ha: H1 -H2 #9,000
Transcribed Image Text:Is the difference between the mean annual salaries of registered nurses in State A and State B equal to $9,000? To decide, you select a random sample of registered nurses from each state. The results of each survey are shown. Assume the population standard deviations are o, = $8360 and o, = $7580. At a = 0.01, what can you conclude? Registered Nurses in State A Registered Nurses in State B 75,710 70,710 35 n2 30 What are the null and alternative hypotheses for this test? O A. Ho: H1-H2>9,000 Hai Hy - H2 S9,000 O B. Ho: H1 - H259,000 Ha: H1- H2>9,000 O C. Ho: H1 -H2<9,000 Ha: H1 - H2Z9,000 O D. Ho: H1 - H2 = 9,000 O E. Ho: H1 -H2 # 9,000 Hai Hy -H2 = 9,000 O F. Ho: H1 -H9,000 Hai H1 - H2 <9,000 Ha: H1 -H2 #9,000
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