A random sample of 10 observations is selected from the first normal - 6037

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A random sample of 10 observations is selected from the first normal population and 8 from the second normal population. For a one-tailed test of hypothesis (.01 significance level) to determine if there is a difference in the population means, the degrees of freedom are

a. 18

b. 17

c. 16

d. None of the above

 
Solution Description

A random sample of 10 observations is selected from the first normal population and 8 from the second