The IQ test is designed such that the scores on it are normally distributed with a mean of 100 and a standard deviation of 15. I
1 answer:
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Answer:
The radius is 25 cm
A
Step-by-step explanation:
Area =* r^2
Area = 625 *
625 =
* r^2 The
s cancel out
r^2 = 625 Take the square roots of both sides
sqrt(r^2) = sqrt(625)
r = 25