In a one-factor ANOVA with n1 = 7, n2 = 6, n3 = 5, n4 = 5,

Question:

In a one-factor ANOVA with n1 = 7, n2 = 6, n3 = 5, n4 = 5, and n5 = 7, the sample standard deviations were s1 = 12, s2 = 24, s3 = 16, s4 = 46, and s5 = 27. For Hartley's test:
(a) State the hypotheses.
(b) Calculate the degrees of freedom.
(c) Find the critical value at the 5 percent level of significance.
(d) Calculate Hartley's test statistic.
(e) What is your conclusion?