Question
4.A researcher believes that spatial skills will be different for those who play the piano vs. those who play the tuba or the flute.To test
4.A researcher believes that spatial skills will be different for those who play the piano vs. those who play the tuba or the flute.To test her theory she gives a spatial reasoning test to separate groups of people who play each of the instruments.
There are 13 people in each instrument group in the study.What are Ho and Ha?
A. Ho: The distribution of test scores is the same for both genders; Ha: The distribution of scores is different for Males vs. Females.
B. Ho: Test scores have the same distribution in all musical instrument groups; Ha: Test scores are systematically lower for Piano vs. Tuba and Flute players.
C. Ho: Test scores have the same distribution in all age groups; Ha: Test scores are systematically higher in some groups than in others.
D. Ho: Test scores have the same distribution in all age groups; Ha: Test scores are systematically higher for Piano vs. Tuba and Flute players.
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