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Author Question: Which one of the following ways of collecting data would result in two independent samples? a. A ... (Read 193 times)

biggirl4568

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on: Jul 24, 2018
Which one of the following ways of collecting data would result in two independent samples?
 a. A sample of college students is measured for stress both before and after taking an important exam.
  b. A group of college students are paired based on gender, age, major, and grades. One student in a pair receives stress management training and the other one does not. After a few weeks all students are measured for stress right before an important exam.
  c. A sample of English majors is measured for stress before taking an important exam. A sample of engineering majors is also measured for stress before taking their important exam.
  d. A sample of college students is measured for stress before taking an important exam. Their exam grade is also recorded.

Question 2

For each study, decide if the two samples are independent samples or paired samples. A group of 50 students each measured the length of their right arm and the length of their left arm. The average right arm lengths were compared to the average left arm lengths.
 a. Independent samples
  b. Paired samples


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Sassygurl126

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

C

Answer to Question 2

B


biggirl4568

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

AmberC1996

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Reply 3 on: Yesterday
Gracias!

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