9)In the formula for computing the test statistic for Tukey's test, equals _____________.

A)MST

B)the sample variance

C)MSE

D)the sample standard deviation

10) The critical value for Tukey's test using a significance level of a is given by where n equals _____________.

A)n - 1

B)n - k

C)k - 1

D)(r - 1)(c - 1)

E)n₁ + n₂

11) If , then we ____________ the null hypothesis that H₀: m_i = m_j.

A)reject

B)fail to reject

C)accept

D)All of the above

12) The conclusions of Tukey's test are summarized in a figure where two underlined population means refer to ___________.

A)the two means are not significantly different from each other

B)the two means are significantly different from each other

C)sufficient statistical evidence to conclude H1

D)sufficient evidence to reject H0

13) The overall level of significance when conducting multiple comparisons is referred to as the ____________.

A)weakwise error rate

B)Welch's error rate

C)Fisher error rate

D)familywise error rate