Question

Lucky asked 48 men and 52 women to take a math test. She wanted to assess the stereotype that men are better than woman in math.

a.) What kind of study is this? Justify your answer.

b.) Identify any dependent quasi-independent and/ or independent variables.

c.) What is the best inferential statistic to use? Why?

d.) Is this a between-subjects or within-subjects design?

e.) Is it a one-tailed or two-tailed test?

f.) What is/ are the degrees(s) of freedom for the most appropriate inferential test?

Answer 1

a) This is a an experimentalstudy wherein we are trying to understand t which gender is better in math.

b) Gender becomes the independent variable and math becomes the dependent variable.

c) t-Test will be used to assess the difference in the means of two groups that is male and female scores in the math test. t test is used to find the difference between two groups

d) this is a between subjects design as two different groups that is males and females

e) it is a two-tailed test

f) DF refers to the number of observations in a particular data set. the number observations will be the sample size minues 1