The following table indicates the mode of transportation to work for a random sample of 80 working

Question:

The following table indicates the mode of transportation to work for a random sample of 80 working mothers in Duluth, Minnesota.


Model of Transportation . . . . . . . . . . . . . Number of Mothers

Car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Bike . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4


If this sample is representative of all working mothers in Duluth, determine the probability that exactly three of five working mothers selected at random

(a) Take a car to work. 

(b) Take a bus to work.


Round answers to the nearest ten-thousandths where appropriate.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

Question Posted: