Listed below are the lead concentrations in mu g/g measured in different traditional medicines. Use a 0.10 significance level to test the claim that the mean lead concentration for all such medicines is less than 20 mu g/g. Assume that the sample is a simple random sample. 3.5 15.5 16.5 15 13 12.5 21.5 16.5 22.5 16.5 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? A. Upper H 0 : mu greater than20 mu g/g Upper H 1 : mu less than20 mu g/g B. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu less than20 mu g/g C. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu not equals20 mu g/g D. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu greater than20 mu g/g
Listed below are the lead concentrations in mu g/g measured in different traditional medicines. Use a 0.10 significance level to test the claim that the mean lead concentration for all such medicines is less than 20 mu g/g. Assume that the sample is a simple random sample. 3.5 15.5 16.5 15 13 12.5 21.5 16.5 22.5 16.5 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? A. Upper H 0 : mu greater than20 mu g/g Upper H 1 : mu less than20 mu g/g B. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu less than20 mu g/g C. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu not equals20 mu g/g D. Upper H 0 : mu equals20 mu g/g Upper H 1 : mu greater than20 mu g/g
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.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 10E
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Question
Listed below are the lead concentrations in
mu
g/g
measured in different traditional medicines. Use a
0.10
significance level to test the claim that the mean lead concentration for all such medicines is less than
20
mu
g/g.
Assume that the sample is a simple random sample.3.5
15.5
16.5
15
13
12.5
21.5
16.5
22.5
16.5
Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses?
A.
Upper H 0
:
mu
greater than20
mu
g/g
Upper H 1
:
mu
less than20
mu
g/g
B.
Upper H 0
:
mu
equals20
mu
g/g
Upper H 1
:
mu
less than20
mu
g/g
C.
Upper H 0
:
mu
equals20
mu
g/g
Upper H 1
:
mu
not equals20
mu
g/g
D.
Upper H 0
:
mu
equals20
mu
g/g
Upper H 1
:
mu
greater than20
mu
g/g
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