The heights of women aged 20 to 29 are approximately normal with mean 64 inches and standard deviation 2.7 inches. men the same
1 answer:
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Answer:
Step-by-step explanation:
Hello,
It means that
And we know that
So we got two equations
For
For
I assume that we are after two different roots so the solution for p is p=-11
b)
So a quadratic equation with the expected roots is
Hope this helps.
Do not hesitate if you need further explanation.
Thank you