Statistical Questions, Observational Study, Experiment, Population
Authored by Barbara White
Mathematics
12th Grade
CCSS covered
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43 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To find out what the preferred ice cream flavor is, wait outside an ice cream parlor and ask every 4th person leaving the store to name his or her favorite flavor until you get 25 responses is an example of...
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To study the amount of time students spend doing homework each day, use a random number generator to select 25 students from the student enrollment database to survey.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An experiment is ________ when both the researcher and the subjects of the experiment do not know who received the treatment.
Tags
CCSS.RI.11-12.7
CCSS.RI.8.7
CCSS.RI.9-10.7
CCSS.RL.11-12.7
CCSS.RL.9-10.7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A numerical characteristic of the POPULATION
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A Parks Department employee wants to know if latex paint is more durable than non-latex paint. She has 50 park benches painted with latex paint and has 50 park benches painted with non-latex paint.
Experiment
Survey
Observational study
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To test the redesign of it’s website, an online bookseller assembled 96 users of the site and randomly divided them into two groups. One group used the new website to make a purchase and one group used the old website to make the same purchase. Users of the new site were able to complete the purchase 22% faster
Experiment
Survey
Observational study
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A researcher asks college students how many hours of sleep they got on an average night and examines whether the number of hours of sleep affects the students’ grades
Experiment
Survey
Observational study
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