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BSTA011 Business statistics

WEEK 2 TUTORIAL A

Activity 2:

The marks of Quiz 1 in Business Statistics BSTA001 a few semesters ago were normally distributed with an average of 32 marks, out of a maximum of 60 with a standard deviation of 6 marks.

a. What percentage of the students would score between 20 and 44 marks?

b. What percentage of the students would score more than 44 marks?( Near pod )

c. What percentage of the students would score more than 50 marks?( Near pod)

d. Between what marks would approximately 68% of the students score between?