Question: Examine whether the following statements are true or false. If false, correct the statement.
(a) With small samples and large (J, quite large differences may not be statistically significant but may be real and of great practical significance.
(b) The conclusions from the data cannot be summarized in the P-value. Conclusions should always have a practical meaning in terms of the problem at hand.
(c) The power of a test at the null hypothesis Ho is equal to the signify cance level.
(d) In practice the alternative hypothesis HI has no important role except in deciding what the nature of the rejection region should be (left-sided, right-sided, or two-sided).
(e) If you are sufficiently resourceful, you can always reject any null hypothesis.