Please answer the following questions individually.
For questions 2-5 use SPSS answer.
(1.) To utilize a means test (independent sample t-test or one-way ANOVA) the dependent variable must be continuous, and the independent variable must be categorical.
True or False
(2.) Use the data located https://drive.google.com/file/d/17VDHfYUA5oxQUyDJrLxqsWpXbSoKEocq/view?usp=sharing Links to an external site. THE NEXT THREE QUESTIONS ARE MULTI-SELECT QUESTIONS. BE SURE TO SELECT ALL THE ANSWERS THAT APPLY!
Question: The variable ASMath1 is the first time a group of students took a math placement exam. The variable ASMATH2 is the second time the students took the test at the end of the semester. Select the appropriate test to assess if students significantly increased their math scores. After running your test select all that apply.
The correct test in this scenario is a paired sample t-test.
(A.) On average, the students decreased their math score by 2.5 points.
(B.) Our test revealed that there was a significant increase in math scores by the end of the semester.
(C.) Our test revealed that there was NOT a significant increase in math scores by the end of the semester.
(D.) On average, the students increased their math score by 2.5 points.
(3.) Use the variable ASMATH2 to test the following situation. The principal of the school wants to know how the students’ math scores compare to the district and state average. The average math score in the district is 17 and the state average is 14.5. Which test is most appropriate and based on your assessment, are the student’s test scores significantly different from the district and state average?
(A.) The correct test in this scenario is a one sample t-test.
(B.) The mean math score is 16.02.
(C.) Our test revealed that there was a significant difference in math scores between state but not the district average.
(D.) Our test revealed that there was a significant difference in math scores between district but not the state average.
(E.) The correct test in this scenario is a paired sample t-test.
(4.) Use the variable ASMATH2 to test if there are gender difference in math placement scores at the end of the semester. Gender is coded as 0=female and 1=male. Select the appropriate test and select all that apply.
(A.) The correct test in this scenario is an independent sample t-test.
(B.) Our test revealed that there was NOT a significant difference in math placement scores between males and females.
(C.) The correct test in this scenario is a one sample t-test.
(D.) Our test revealed that there was a significant difference in math placement scores between males and females.
(E.) the data is not appropriate to answer this question.
(5.) Use the variable ASMATH2 to test if there are difference in math placement scores by race at the end of the semester. The Race variables is codes as 1=white 2=black and 3=Hispanic. Select the appropriate test and select all that apply.
(A.) The correct test is an independent sample t-test.
(B.) The correct test is a one-way ANOVA.
(C.) The mean score for students who identify as white is 20.12.
(D.) There are not significant differences between the 3 racial categories.
(E.) There are significant differences between white and black students but not Hispanic students.
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