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8. An experiment is conducted to sce if learning while using an online website is as effective as leaming from a teacher who is lecturing. Fifty college students volunteer and will be randomly placed into two groups. One group of volunteers will be given a lesson online and the qther group will have a teacher explain the lesson. After the Icsson, a test will be given to see which group, on average, scores higher. What is the purpose of random assignment in the context of this experiment? So that both groups will have exactly twenty-five voluntcers. b. a. So that both groups of voluntcers are roughly cquivalent at the beginning of the experiment. So that if there are many volunteers that prefer leaming online, they will be all be placed into the same group. с. d. So that if two of the voluntcers know each other, they will be split into different groups.

8. An experiment is conducted to sce if learning while using an online website is as effective as leaming from a teacher who is lecturing. Fifty college students volunteer and will be randomly placed into two groups. One group of volunteers will be given a lesson online and the qther group will have a teacher explain the lesson. After the Icsson, a test will be given to see which group, on average, scores higher. What is the purpose of random assignment in the context of this experiment? So that both groups will have exactly twenty-five voluntcers. b. a. So that both groups of voluntcers are roughly cquivalent at the beginning of the experiment. So that if there are many volunteers that prefer leaming online, they will be all be placed into the same group. с. d. So that if two of the voluntcers know each other, they will be split into different groups.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Name: ID: A 8. An experiment is conducted to sce if learning while using an online website is as effective as leaming from a teacher who is lecturing. Fifty college students volunteer and will be randomly placed into two groups. One group of voluntcers will be given a lesson online and the qther group will have a teacher explain the lesson. After the lcsson, a test will be given to sec which group, on average, scores higher. What is the purpose of random assignment in the context of this experiment? So that both groups will have exactly twenty-five voluntcers. b. a. So that both groups of voluntcers are roughly cquivalcnt at the beginning of the experiment. So that if there are many voluntcers that prefer leaming online, thcy will be all be placed into the same group. d So that if two of the voluntcers know each other, they will be split into different c. groups. ffect the choire of snack a person cats. Twenty
Transcribed Image Text:Name: ID: A 8. An experiment is conducted to sce if learning while using an online website is as effective as leaming from a teacher who is lecturing. Fifty college students volunteer and will be randomly placed into two groups. One group of voluntcers will be given a lesson online and the qther group will have a teacher explain the lesson. After the lcsson, a test will be given to sec which group, on average, scores higher. What is the purpose of random assignment in the context of this experiment? So that both groups will have exactly twenty-five voluntcers. b. a. So that both groups of voluntcers are roughly cquivalcnt at the beginning of the experiment. So that if there are many voluntcers that prefer leaming online, thcy will be all be placed into the same group. d So that if two of the voluntcers know each other, they will be split into different c. groups. ffect the choire of snack a person cats. Twenty
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