Statistical Research

1. Question - Design - Collect - Analyze - Report

A) Research Cycle
B) Study
C) Question
D) Statistics

2. Collects data about the characteristics of the population

A) Observational Study
B) Experimental Study
C) Variable of Interest
D) Research Cycle

3. Participants are divided into groups and assigned a treatment

A) Observational Study
B) Treatment
C) Margin of Error
D) Experimental Study

4. When participants show improvement simply because they are in the study, not because the treatment is effective.

A) Sample
B) Treatment
C) Control Group
D) Placebo Effect

5. What is being measured in a study

A) Variable of Interest
B) Study
C) Treatment
D) Collect

6. What type of study is this?

A) Experimental Study
B) Observational Study

7. What was the treatment?

A) Test format
B) Students
C) Coin flip
D) Test scores

8. Who were the participants

A) Research
B) Students
C) Tests
D) Mrs. Johnson

9. How was the assignment of treatment(s) accomplished?

A) Multiple-choice test
B) Coin flip
C) random selection
D) Fill-in-the-blank test

10. A local pizza shop advertises “an average delivery time of 20 minutes or less,”. What is the null hypothesis?

A) A null hypothesis cannot be made
B) The true mean delivery time is exactly 20 minutes
C) The true mean delivery time is more than 20 minutes
D) The true mean delivery time is 20 minutes or less

11. A local pizza shop advertises “an average delivery time of 20 minutes or less,”. What is the alternative hypothesis?

A) The true mean delivery time is exactly 20 minutes
B) The true mean delivery time is 20 minutes or less
C) The true mean delivery is greater than 20 minutes
D) A alternative hypothesis cannot be made

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