Find the critical value tcrit. Assume normality and Ho: μ = 50 vs. Ha: µ< 50, n = 10, a = 0.01 Select one: a. 2.764 Ob. -2.821 O c. 3.250 3 169

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Find the critical value tcrit. Assume normality and Ho: μ = 50 vs. Ha: μ< 50, n = 10, a = 0.01.
Select one:
O a. 2.764
b. -2.821
C. 3.250
d. -3.169
Transcribed Image Text:Find the critical value tcrit. Assume normality and Ho: μ = 50 vs. Ha: μ< 50, n = 10, a = 0.01. Select one: O a. 2.764 b. -2.821 C. 3.250 d. -3.169
Expert Solution
Step 1: GIVEN DATA,

H y p o t h e s i s colon
H subscript 0 colon mu equals 50
H subscript 0 colon mu less than 50

A space s a m p l e space s i z e colon
n equals 10


T h e space l e v e l space o f space s i g n i f i c a n c e colon
alpha equals 0.01


W e space h a v e space t o space f i n d space o u t space t h e space t minus c r i t i c a l space v a l u e colon

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