Mathematics, 15.04.2020 01:46, kenishajohnson116
The probability that a 20-year-old female will survive the next year is 0.999544. An insurance company takes a random sample of 50 females who are 20 years old. Let X be the number of people in the sample who are still alive 1 year later.
a. Find the probability that exactly 49 survive.
b. Find the probability that the number who survive is between 40 and 48, inclusive.
c. Find the probability that at least one person will not survive.
d. Find the expected number who will survive.
Answers: 2
Mathematics, 21.06.2019 13:00, nicolescaggs
There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)
Answers: 2
Mathematics, 21.06.2019 18:50, jen12abc82
The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9
Answers: 1
Mathematics, 21.06.2019 21:40, chunkymonkey090
Ihonestly have no clue if it's each or none.
Answers: 1
The probability that a 20-year-old female will survive the next year is 0.999544. An insurance compa...
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