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A doctor released the results of clinical trials for a vaccine to prevent a particular disease. In these clinical trials, 200,000 children were randomly divided in two groups. The subjects in group 1 (the experimental group) were given the vaccine, while the subjects in group 2 (the control group) were given a placebo. of the 100,000 children in the experimental group, 18 developed the disease. Of the 100,000 children in the control group, 62 developed the disease. Complete parts (a) through (f) below. (a) What type of experimental design is this? O Randomized block design O Completely randomized design O Matched-pairs design Case-control

A doctor released the results of clinical trials for a vaccine to prevent a particular disease. In these clinical trials, 200,000 children were randomly divided in two groups. The subjects in group 1 (the experimental group) were given the vaccine, while the subjects in group 2 (the control group) were given a placebo. of the 100,000 children in the experimental group, 18 developed the disease. Of the 100,000 children in the control group, 62 developed the disease. Complete parts (a) through (f) below. (a) What type of experimental design is this? O Randomized block design O Completely randomized design O Matched-pairs design Case-control

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 25PPS
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A doctor released the results of clinical trials for a vaccine to prevent a particular disease. In these clinical trials, 200,000 children were randomly divided in two groups. The subjects in group 1 (the experimental group) were given the vaccine, while the subjects in group 2 (the control group) were given a placebo. of the 100,000 children in the experimental group, 18 developed the disease. of the 100,000 children in the control group, 62 developed the disease. Complete parts (a) through (f) below. (a) What type of experimental design is this? O Randomized block design O Completely randomized design Matched-pairs design Case-control
Transcribed Image Text:A doctor released the results of clinical trials for a vaccine to prevent a particular disease. In these clinical trials, 200,000 children were randomly divided in two groups. The subjects in group 1 (the experimental group) were given the vaccine, while the subjects in group 2 (the control group) were given a placebo. of the 100,000 children in the experimental group, 18 developed the disease. of the 100,000 children in the control group, 62 developed the disease. Complete parts (a) through (f) below. (a) What type of experimental design is this? O Randomized block design O Completely randomized design Matched-pairs design Case-control
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