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1. The table below presents the observed frequency of males and females making A

ID: 3363970 • Letter: 1

Question

1. The table below presents the observed frequency of males and females making As, Bs, Cs, Ds, and Fs in a statistics class. Using this table as reference, which of the following quantities is the smallest?

A

B

C

D

F

Total

Male

13

25

34

34

6

112

Female

10

30

42

8

8

98

Total

23

55

76

42

14

210

2. The table below presents the observed frequency of males and females making As, Bs, Cs, Ds, and Fs in a statistics class. How many females would I expect to make a B if there is NO relationship between grades and gender?

A

B

C

D

F

Total

Male

13

25

34

34

6

112

Female

10

30

42

8

8

98

Total

23

55

76

42

14

210

3. The table below presents the observed frequency of males and females making As, Bs, Cs, Ds, and Fs in a statistics class. What is the relative risk of making an F in the class if you’re female (compared to males)?

A

B

C

D

F

Total

Male

13

25

34

34

6

112

Female

10

30

42

8

8

98

Total

23

55

76

42

14

210

A

B

C

D

F

Total

Male

13

25

34

34

6

112

Female

10

30

42

8

8

98

Total

23

55

76

42

14

210

Explanation / Answer

1. Correct answer: Of the men in the sample, the percentage who are making As.

2. Correct Answer:  25.67

since 98*55 / 210 =25.67

3. Correct Answer: 0.08

since 8/98 = 0.08