Process of hypothesis testing

Reference no: EM13113143

a-State the decision rule

b-Compute the pooled estimate of the population varaince

c-Compute the test statistic

d-State your decision about the null hypothesis

e-Estimate the p-value

A random sample of 10 observations from one population revealed a sample mean of 23 and a sample deviation of 4. A random sample of 8 observations from another population revealed a sample mean of 26 and a sample standard deviation of 5. At the .05 significance level, is ther a differnece between the population means?

Ho:u1=u2

H1:u1/=u2

Reference no: EM13113143

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