Question 324003
Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. 

H0: μ = 6.9
Ha: μ ≠ 6.9 
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Comment: Ha ALWAYS determines the type of test:
Ha: u < 6.9 is left tail
Ha: u > 6.9 is right tail
Ha: u not equal to 6.9 is two tail
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Cheers,
Stan H.