Answer:
68%
Step-by-step explanation:
The mean is 32 minutes, and the standard deviation is 4 minutes.
28 is 1 standard deviation below the mean, and 36 is 1 standard deviation above the mean.
According to the empirical rule, 68% of a normal distribution is between -1 and 1 standard deviations. 95% is between -2 and 2 standard deviations. 99.5% is between -3 and 3 standard deviations.
So the answer is 68%.
Answer:
I believe that would be 0.0235. I hope this helps you! :)
Answer:
140:160----simplify by 10
14:16--------simplify by 2
7:8 is the lowest
Step-by-step explanation:
Answer:
just do 7 times 1/4 + the 12 thats your answer
Step-by-step explanation:
