Statistical Research

- 1. Question - Design - Collect - Analyze - Report
A) Research Cycle B) Statistics C) Question D) Study - 2. Collects data about the characteristics of the population
A) Variable of Interest B) Research Cycle C) Experimental Study D) Observational Study - 3. Participants are divided into groups and assigned a treatment
A) Margin of Error B) Experimental Study C) Treatment D) Observational Study - 4. When participants show improvement simply because they are in the study, not because the treatment is effective.
A) Treatment B) Placebo Effect C) Control Group D) Sample - 5. What is being measured in a study
A) Collect B) Study C) Treatment D) Variable of Interest - 6. What type of study is this?
A) Experimental Study B) Observational Study - 7. What was the treatment?
A) Students B) Coin flip C) Test format D) Test scores - 8. Who were the participants
A) Tests B) Mrs. Johnson C) Students D) Research - 9. How was the assignment of treatment(s) accomplished?
A) Multiple-choice test B) Coin flip C) Fill-in-the-blank test D) random selection - 10. A local pizza shop advertises “an average delivery time of 20 minutes or less,”. What is the null hypothesis?
A) The true mean delivery time is exactly 20 minutes B) The true mean delivery time is more than 20 minutes C) The true mean delivery time is 20 minutes or less D) A null hypothesis cannot be made - 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 is greater than 20 minutes B) A alternative hypothesis cannot be made C) The true mean delivery time is exactly 20 minutes D) The true mean delivery time is 20 minutes or less |

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