The time (in years) after reaching age 60 that it takes an individual to retire is approximately exponentially distributed with a mean of about 6 years. Suppose we randomly pick one retired individual. We are interested in the time after age 60 to retirement. O Part (a) O Part (b) O Part (c) O Part (d) O Part (e) O Part (f) O Part (g) O Part (h) O Part (1) In a room of 1000 people over age 79, how many do you expect will NOT have retired yet? (Round your answer to the nearest whole number.) рeople

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question

8

For each probability and percentile problem, draw the picture.
The time (in years) after reaching age 60 that it takes an individual to retire is approximately exponentially distributed with a mean of about 6 years. Suppose we randomly
pick one retired individual. We are interested in the time after age 60 to retirement.
O Part (a)
Part (b)
O Part (c)
O Part (d)
O Part (e)
O Part (f)
O Part (g)
O Part (h)
O Part (1)
In a room of 1000 people over age 79, how many do you expect will NOT have retired yet? (Round your answer to the nearest whole number.)
4
x people
Transcribed Image Text:For each probability and percentile problem, draw the picture. The time (in years) after reaching age 60 that it takes an individual to retire is approximately exponentially distributed with a mean of about 6 years. Suppose we randomly pick one retired individual. We are interested in the time after age 60 to retirement. O Part (a) Part (b) O Part (c) O Part (d) O Part (e) O Part (f) O Part (g) O Part (h) O Part (1) In a room of 1000 people over age 79, how many do you expect will NOT have retired yet? (Round your answer to the nearest whole number.) 4 x people
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