Complete the following hypothesis test. Ho:o? < 3.78 Ha:o > 3.78 (Claim) s2 = 3.66 , a = 0.01 and n = 30 Find a. The Critical Value x 30 b. The Test Statistic 28.07937 %3D c. Is this a left, right or two tailed test? O left-tailed O two-tailed right-tailed d. Conclusion

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1.) Conclusion

  • fail to reject the null hypothesis and do not support the claim
  • reject the null hypothesis and support the claim
Complete the following hypothesis test.
Ho:o < 3.78
Ha:o > 3.78 (Claim)
s2 = 3.66 , a = 0.01 and n = 30
Find
a. The Critical Value x =
30
%3D
b. The Test Statistic x
28.07937
c. Is this a left, right or two tailed test?
O left-tailed
O two-tailed
O right-tailed
d. Conclusion
O fail to reject the null hypothesis and do not support the claim
O reject the null hypothesis and support the claim
Transcribed Image Text:Complete the following hypothesis test. Ho:o < 3.78 Ha:o > 3.78 (Claim) s2 = 3.66 , a = 0.01 and n = 30 Find a. The Critical Value x = 30 %3D b. The Test Statistic x 28.07937 c. Is this a left, right or two tailed test? O left-tailed O two-tailed O right-tailed d. Conclusion O fail to reject the null hypothesis and do not support the claim O reject the null hypothesis and support the claim
Expert Solution
Step 1

Given data :

sample size, n = 30

population variance,σ^2= 3.78

sample variance,s^2= 3.66

Significance level, α= 0.01

Degree of freedom,df= 29

Hypothesis test :

The null and alternative hypothesis is

Ho: σ^2 = 3.78

Ha: σ^2 > 3.78

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