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Feb 20, 2024

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Name: Jestdon McKenzie 1. A social researcher is interested in the relationship between religious affiliation and how often a person wears a safety belt in a car (all the time, sometimes, rarely, or never). What statistical test would be most appropriate for analyzing this research question? Which statistical procedure would one apply to determine whether there is a significant difference between religious affiliations with respect to seat belt usage? Independent Variable (IV): Religion Level of Measurement of I.V.: Nominal Dependent Variable (DV): Seat belt usage Level of Measurement of D.V.: Ordinal 2. A researcher is interested in studying the relationship between maternal smoking during pregnancy and the birth weight of the child in total ounces. Mothers were categorized as either smoking or non-smoking. Which statistical procedure would one apply to determine whether there was a significant difference in the birth weights of children born to smoking mothers versus non-smoking mothers? Independent Variable (IV): Maternal Smoking Level of Measurement of I.V.: Nominal Dependent Variable (DV): Child’s Weight Level of Measurement of D.V.: Interval-Ratio 3. A social researcher is interested in studying the relationship between gender and political party affiliation (Democrat, Republican, or Other). What statistic would one employ to look at this potential relationship? Independent Variable (IV): Gender Level of Measurement of I.V.: Nominal Dependent Variable (DV): Political party Level of Measurement of D.V.: Nominal Page 1 of 3

4. A sports fan is interested in seeing if the temperature outside is associated with the number of runs scored in a baseball game. The fan records the temperature at game time and the number of total runs scored in the game. Which statistic would indicate the degree of the relationship between game-time temperature and number of runs scored in a baseball game? Independent Variable (IV): Temperature Level of Measurement of I.V.: Interval-Ratio Dependent Variable (DV): Runs Scored Level of Measurement of D.V.: Interval-Ratio 5. A sociologist is interested in the relationship between the type of education chosen for a child (public school or private school) and the race of the family (White, Black, Hispanic, Asian, Other). Which statistical test would one apply to determine the degree of association between race and type of schooling? Independent Variable (IV): Education Type Level of Measurement of I.V.: Nominal Dependent Variable (DV): Race Level of Measurement of D.V.: Nominal Solve: 6. 17 x 3= 51 7. 17(3)= 51 8. (17)(3)= 51 9. 17/3= 5.67 10. 9 2 = 81 11. √ 144 = ¿ 12 Page 2 of 3

12. ( 2 + 2 ) 2 + 2 2 √ 5 − 1 = 20/2 = 10 13. ( 2 + 2 )( 2 + 1 ) ¿¿ =12/4 = 3 14. ( 5 − 2 )( 3 − 1 ) 2 ( 5 − 3 )( 4 − 1 ) = 3(4)/6 = 12/6 = 2 Round 2 decimal places (if the 3 rd decimal place is 5 or greater then round 2 nd decimal place up, if 3 rd decimal place is 4 or less do NOT round 2 nd decimal up). 15. 5.71567= 5.72 16. 6.31498= 6.31 17. 2.11498= 2.11 Page 3 of 3

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