In conducting a one-way analysis of variance where the test statistic is less than the critical value, which of the following is correct?

a) Conclude that the means are not all the same and that that the Tukey-Kramer procedure should be conducted.

b) Conclude that the means are not all the same and that that the Tukey-Kramer procedure is not needed.

c) Conclude that all means are the same and there is no need to conduct the Tukey-Kramer procedure.

d) Conclude that all means are the same and that the Tukey-Kramer procedure should be conducted