Given the following information on a random sample of 10 students’ unofficial final marks in an accounting course: Minimum mark: 32 Maximum mark: 94 Q1: 52 Median mark: 64 Q3: 74 Mean mark: 60 Standard deviation of marks: 22 z-score of one of the students, Fred: 1.3 Complete the following statements by inserting your answer in the blank provided for in each statement. Your answer should be numerical. If each student was given 5 additional marks: The new median mark would be ________ The new minimum mark would be ________ The new range of marks would be ________ The new Q3 would be ________ The new mean mark would be ________ The new IQR would be ________ The new standard deviation would be ________ Fred’s new z-score would be _______
Given the following information on a random sample of 10 students’ unofficial final marks in an accounting course:
Minimum mark: 32
Maximum mark: 94
Q1: 52
Median mark: 64
Q3: 74
Mean mark: 60
Standard deviation of marks: 22
z-score of one of the students, Fred: 1.3
Complete the following statements by inserting your answer in the blank provided for in each statement. Your answer should be numerical.
If each student was given 5 additional marks:
- The new median mark would be ________
- The new minimum mark would be ________
- The new
range of marks would be ________
- The new Q3 would be ________
- The new mean mark would be ________
- The new IQR would be ________
- The new standard deviation would be ________
- Fred’s new z-score would be _______
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