Question

1.3) 1.3- A student’s score on a Biology exam has a z score of +2. What...

1.3)

1.3- A student’s score on a Biology exam has a z score of +2. What do you know about the raw score based on this z score?

a.

The students missed two questions more than average
b.

The students score is 2 standard deviations above the mean
c.

The student did worse than most students who took the exam
d.

The standard deviation of the exam was equal to 2

1.8)

Aiden receives a z score of −.3 on an exam that is normally distributed, what percentage of the students didworse than Aiden?

a.

30%
b.

70%
c.

61.79%
d.

38.21%
Math   Statistics-And-Probability   
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