Question

Mr. Rush plans to research whether students will score differently in a quiz depending on whether the quiz is taken in a morning time or an afternoon time. He selects a group of 19 students of similar ability and randomly assigns some of them to take the quiz in the morning and the remainder to take the same quiz in the afternoon. The students taking the quiz in the morning are kept apart from the students taking the quiz in the afternoon until all the students have taken the quiz.

a. State the test hypotheses that he has to come up with.

                   

b. Identify a possible research design for this research and explain why.                                

c. Explain how Mr. Rush tried to ensure that his test was not biased.

Answer 1