A hospital was concerned about reducing its wait time. A targeted wait time goal of 25 minutes was set. After implementing an improvement framework and​ process, a sample of 353 patients showed the mean wait time was 23.18 ​minutes, with a standard deviation of 16.2 minutes. Complete parts​ (a) and​ (b) below.       Question content area bottom Part 1 a. If you test the null hypothesis at the 0.10 level of​ significance, is there evidence that the population mean wait time is less than 25 ​minutes?   State the null and alternative hypotheses.     A. H0​: μ<25 H1​: μ>25   B. H0​: μ<25 H1​: μ≥25   C. H0​: μ>25 H1​: μ<25   D. H0​: μ≥25 H1​: μ<25   E. H0​: μ≥25 H1​: μ≠25   F. H0​: μ≠25 H1​:

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A hospital was concerned about reducing its wait time. A targeted wait time goal of
25
minutes was set. After implementing an improvement framework and​ process, a sample of
353
patients showed the mean wait time was
23.18
​minutes, with a standard deviation of
16.2
minutes. Complete parts​ (a) and​ (b) below.
 
 
 

Question content area bottom

Part 1
a. If you test the null hypothesis at the
0.10
level of​ significance, is there evidence that the population mean wait time is less than
25
​minutes?
 
State the null and alternative hypotheses.
 
 
A.
H0​:
μ<25
H1​:
μ>25
 
B.
H0​:
μ<25
H1​:
μ≥25
 
C.
H0​:
μ>25
H1​:
μ<25
 
D.
H0​:
μ≥25
H1​:
μ<25
 
E.
H0​:
μ≥25
H1​:
μ≠25
 
F.
H0​:
μ≠25
H1​:
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