The scores on a test are normally distributed with a mean of 30 and a standard deviation of 6. Find the score that is one dash h
alf a standard deviation above the mean.
1 answer:
Answer:
Step-by-step explanation:
If it is asking for 1.5 standard deviations above the mean, it is 30 +1.5(6)=39
You might be interested in
-5 + ( -3 )² + 2
= -5 + 9 + 2
= 6
C is the answer
Answer:
80%
Step-by-step explanation:
First you subtract the 8 from 40 which leaves you with 32
Then you set up your proportion 32/40 = x/100
Cross multiply and divide which leaves you with 80
The correct answer is B)9
Number two is thirty weeks
You would have to go 25 times to make it worth getting option b
