Mathematics, 22.05.2020 10:59 gymer630
The arm lengths of people are normally distributed with a mean of 64 cm and standard deviation of 4 cm.
a) What is the probability that a chosen person has an arm length greater than 60 cm?
b) What is the probability that a chosen person has an arm length in the range 56 cm to 69 cm.
c) The arm length of 70% of the people are more than x cm. Find the value of x.
Represent the area which illustrates the probability!
EXPLAIN YOUR ANSWERS WITH [A] FORMULA[S}!!!
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