Statistical Research
 1. Question - Design - Collect - Analyze - ReportA) Research CycleB) StatisticsC) QuestionD) Study2. Collects data about the characteristics of the populationA) Variable of InterestB) Research CycleC) Experimental StudyD) Observational Study3. Participants are divided into groups and assigned a treatmentA) Margin of ErrorB) Experimental StudyC) TreatmentD) Observational Study4. When participants show improvement simply because they are in the study, not because the treatment is effective.A) TreatmentB) Placebo EffectC) Control GroupD) Sample5. What is being measured in a studyA) CollectB) StudyC) TreatmentD) Variable of Interest6. What type of study is this?A) Experimental StudyB) Observational Study7. What was the treatment?A) StudentsB) Coin flipC) Test formatD) Test scores8. Who were the participantsA) TestsB) Mrs. JohnsonC) StudentsD) Research9. How was the assignment of treatment(s) accomplished?A) Multiple-choice testB) Coin flipC) Fill-in-the-blank testD) random selection10. 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 minutesB) The true mean delivery time is more than 20 minutesC) The true mean delivery time is 20 minutes or lessD) A null hypothesis cannot be made11. 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 minutesB) A alternative hypothesis cannot be madeC) The true mean delivery time is exactly 20 minutesD) The true mean delivery time is 20 minutes or less
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