Nursing Preparation Study Guide

Nursing Preparation Study Guide

Chapter 4 Review Questions Use the following table to answer questions 1 and 2. Student’s Final Exam Grades Grade Range 0-10 11-20 21-30 31-40 41-50 51-60 61-70 71-80 81-90 91-100 # of Students (Total 300) 5 9 23 26 36 32 35 40 55 39 1. What percentage of students scored between an 11 and 40 on the exam? a. 2. How would you best describe the shape of the dataset? a.

14.7% b. 15.6% c. 17.5% d. 19.3%

Positively Skewed b. Negatively Skewed c. Symmetric d.

Not enough information is given to determine the skewness

3. Which graph best matches the dataset presented above? a. b. Students

Students

0 10 20 30 40 50 60

0-10 21-30 41-50 61-70 81-90

0-10

11-20

21-30

31-40

41-50

51-60

61-70

71-80

81-90

91-100

0

20

40

60

c.

d.

Students

51-60 17%

0-10 24%

100 120

0 20 40 60 80

41-50 29%

11-20 19%

31-40 4%

21-30 7%

0

100

200

300

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