B. Identify the rejection region and supply its critical value 18. Ho: μ-50 Ha: μ*50 a=0.02 n=13 o=unknown a. Left-Tailed, -2.179 b. Right-Tailed, 2.179 c. Two-Tailed, 13.055 d. Two-Tailed, +2.681 19. Ho: μ-130 Hau<130 a=0.01 n=25 a=known a. Left-Tailed, -2.33 b. Right-Tailed, 2.33 c. Two-Tailed, 12.575 d. Two-Tailed, +2.492 20. Ho: μ-25 Ha: μ#25 a=0.02 n=5 a=unknown a. Left-Tailed, -1.96 b. Right-Tailed, 1.96

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B. Identify the rejection region and
supply its critical value
18. Ho: μ-50 Ha: μ*50 a=0.02 n=13
o=unknown
a. Left-Tailed, -2.179
b. Right-Tailed, 2.179
c. Two-Tailed, 13.055
O d. Two-Tailed, 12.681
19. Ho: μ-130 Ha: <130 a=0.01 n=25
o-known
a. Left-Tailed, -2.33
b. Right-Tailed, 2.33
c. Two-Tailed, 12.575
d. Two-Tailed, +2.492
20. Ho: μ-25 Ha: μ#25 a=0.02 n=5
o=unknown
a. Left-Tailed, -1.96
b. Right-Tailed, 1.96
c. Two-Tailed, 13.365
d. Two-Tailed, 13.747
Transcribed Image Text:B. Identify the rejection region and supply its critical value 18. Ho: μ-50 Ha: μ*50 a=0.02 n=13 o=unknown a. Left-Tailed, -2.179 b. Right-Tailed, 2.179 c. Two-Tailed, 13.055 O d. Two-Tailed, 12.681 19. Ho: μ-130 Ha: <130 a=0.01 n=25 o-known a. Left-Tailed, -2.33 b. Right-Tailed, 2.33 c. Two-Tailed, 12.575 d. Two-Tailed, +2.492 20. Ho: μ-25 Ha: μ#25 a=0.02 n=5 o=unknown a. Left-Tailed, -1.96 b. Right-Tailed, 1.96 c. Two-Tailed, 13.365 d. Two-Tailed, 13.747
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