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Author Question: A psychologist wants to measure the effect of music on memory. He randomly selects 80 students and ... (Read 105 times)

aabwk4

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on: Jul 24, 2018
A psychologist wants to measure the effect of music on memory. He randomly selects 80 students and measures their scores on a memory test conducted in silence.
 
  The next day he measures their scores on a similar test conducted while classical music is playing. The mean score without music is compared to the mean score with music. A) quantitative, dependent B) qualitative, dependent
  C) quantitative, independent D) qualitative, independent

Question 2

A university dean is interested in determining the proportion of students who receive some sort of financial aid.
 
  Rather than examine the records for all students, the dean randomly selects 200 students and finds that 118 of them are receiving financial aid. If the dean wanted to estimate the proportion of all students receiving financial aid to within 1 with 90 reliability, how many students would need to be sampled? A) 6546 B) 1584 C) 3980 D) 66


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6ana001

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


aabwk4

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Reply #2 on: Jul 24, 2018
TY


6ana001

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Reply #3 on: Jul 24, 2018
You're welcome


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