One type of null hypothesis is:
A. an experimental hypothesis that does not imply empirical testing.
B. an experimental hypothesis that has been found to be inconsistent with empirical data.
C. a statistical hypothesis that assumes there are differences of varying sizes among the effects of different treatments.
D. a statistical hypothesis that states there are no differences among the effects of treatments.
Answer: D
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_______________ What are books with their covers showing to entice children to choose them to read?
Fill in the blank(s) with correct word
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