Match the following problem scenarios (research questions) and statistical tests
ID: 3223960 • Letter: M
Question
Match the following problem scenarios (research questions) and statistical tests. Record your responses in the left margin next to the number for each question. Also, if either response C or response E is appropriate, credit will only be given for that response (even though another response, like F or G, might also be technically correct).
1-Sample t-test (but not matched pairs)
Matched Pairs t-test
2-sample t-test
1-Sample proportion z-test
2-sample proportion z-test
Chi-Square test,
ANOVA (One Way)
Simple linear regression
Is there a linear relationship between the age of a house and the monthly electric bills for that house?
On average, does Moe hit Curly more than 8 times per episode (Three Stooges)?
Is there a relationship between whether or not an individual’s cholesterol is rated as high (above 200) and the type of job that individual has (clerical, blue-collar worker, manager, or professional)?
Is the average cholesterol level lower for vegetarians than for omnivores?
Is there a relationship between the region of the country where one resides (New England, Middle Atlantic, South, Midwest, Mountain West, and West Coast) and whether or not a city/town has a recycling program?
Does the time it takes to complete a task improve after (as opposed to before) the implementation of a new set of procedures for completing the task?
Does the average computer repair price for a computer differ for different brands (Apple, Dell, and HP)?
Do more than 40% of Arkansas residents watch over 3 hours of television last night?
A group of taste testers is asked to rate (in random order) both Coke and Pepsi on a scale of 1-10. Each rater tastes both Coke and Pepsi. Does Coke taste better than Pepsi?
Do college grade point averages differ for male athletes in football, basketball, and baseball?
Is the percentage of likely voters who support a school bond issue higher in Russellville than in Dover?
Is there a relationship between a person’s outlook on life (optimist, pessimist, balanced) and the incidence of heart disease?
1-Sample t-test (but not matched pairs)
Matched Pairs t-test
2-sample t-test
1-Sample proportion z-test
2-sample proportion z-test
Chi-Square test,
ANOVA (One Way)
Simple linear regression
Explanation / Answer
Answer:
Match the following problem scenarios (research questions) and statistical tests. Record your responses in the left margin next to the number for each question. Also, if either response C or response E is appropriate, credit will only be given for that response (even though another response, like F or G, might also be technically correct).
1-Sample t-test (but not matched pairs)
Matched Pairs t-test
2-sample t-test
1-Sample proportion z-test
2-sample proportion z-test
Chi-Square test,
ANOVA (One Way)
Simple linear regression
Is there a linear relationship between the age of a house and the monthly electric bills for that house?
Simple linear regression
On average, does Moe hit Curly more than 8 times per episode (Three Stooges)?
1-Sample t-test
Is there a relationship between whether or not an individual’s cholesterol is rated as high (above 200) and the type of job that individual has (clerical, blue-collar worker, manager, or professional)?
Chi-Square test
Is the average cholesterol level lower for vegetarians than for omnivores?
2-sample t-test
Is there a relationship between the region of the country where one resides (New England, Middle Atlantic, South, Midwest, Mountain West, and West Coast) and whether or not a city/town has a recycling program?
Chi-Square test,
Does the time it takes to complete a task improve after (as opposed to before) the implementation of a new set of procedures for completing the task?
Matched Pairs t-test
Does the average computer repair price for a computer differ for different brands (Apple, Dell, and HP)?
ANOVA (One Way)
Do more than 40% of Arkansas residents watch over 3 hours of television last night?
1-Sample proportion z-test
A group of taste testers is asked to rate (in random order) both Coke and Pepsi on a scale of 1-10. Each rater tastes both Coke and Pepsi. Does Coke taste better than Pepsi?
2-sample t-test
Do college grade point averages differ for male athletes in football, basketball, and baseball?
ANOVA (One Way)
Is the percentage of likely voters who support a school bond issue higher in Russellville than in Dover?
2-sample proportion z-test
Is there a relationship between a person’s outlook on life (optimist, pessimist, balanced) and the incidence of heart disease?
Chi-Square test
1-Sample t-test (but not matched pairs)
Matched Pairs t-test
2-sample t-test
1-Sample proportion z-test
2-sample proportion z-test
Chi-Square test,
ANOVA (One Way)
Simple linear regression
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