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-- Mathematics - Section B2
Probability Distributions
Consider the following hypothesis test :
$H_o: \mu ≤ 24 $
$H_a: \mu > 24 $
A sample of 64 provided a sample mean of 24.3. The population standard deviation is 2. The value of the test statistic is :
1.2
2.1
1.3
-1.2