Classify the experiments according to their experimental designs. Some designs may be used more than once

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 13CYU
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Classify the experiments according to their experimental designs. Some designs may be used more than once.

Answer Bank
completely randomized design
observational study
matched pairs design
block design (not matched pairs)
Transcribed Image Text:Answer Bank completely randomized design observational study matched pairs design block design (not matched pairs)
Exercise. A sample of 40 adults was separated into men and women. The members of each group were randomly assigned to
two different exercise routines. The responses of each adult were recorded at the completion of the experiment.
Flu. A sample of 50 flu patients was grouped into pairs of similar individuals based on age and gender. Then, within these
pairs, each flu patient was assigned to a different flu medication. After three weeks, the responses of each pair were analyzed
to compare the effects of the flu medications.
Race car fuel. Twenty race cars were assigned to drive two laps, once with fuel A and once with fuel B. The order of
treatments was randomized for each race car. The lap times of each race car were recorded to compare the effects of the two
different treatments.
Building age. A random sample of 100 houses was selected in a particular city. To assess how building age influences energy
consumption, the construction year and energy usage over a one-year time period were recorded for each house.
Documentaries. Eighteen volunteers were randomly assigned to three groups, and each group watched a different
documentary about feminism. After completing the documentary, each volunteer was asked if their views on feminism were
influenced by the film.
Race car fuel
Exercise
Building age
Flu
Documentaries
Transcribed Image Text:Exercise. A sample of 40 adults was separated into men and women. The members of each group were randomly assigned to two different exercise routines. The responses of each adult were recorded at the completion of the experiment. Flu. A sample of 50 flu patients was grouped into pairs of similar individuals based on age and gender. Then, within these pairs, each flu patient was assigned to a different flu medication. After three weeks, the responses of each pair were analyzed to compare the effects of the flu medications. Race car fuel. Twenty race cars were assigned to drive two laps, once with fuel A and once with fuel B. The order of treatments was randomized for each race car. The lap times of each race car were recorded to compare the effects of the two different treatments. Building age. A random sample of 100 houses was selected in a particular city. To assess how building age influences energy consumption, the construction year and energy usage over a one-year time period were recorded for each house. Documentaries. Eighteen volunteers were randomly assigned to three groups, and each group watched a different documentary about feminism. After completing the documentary, each volunteer was asked if their views on feminism were influenced by the film. Race car fuel Exercise Building age Flu Documentaries
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