Textbook ExpertVerified Tutor
12 Nov 2021
Given information
Given that, four friends, Janice, Barbara, Kathy and Roberta, decided to carpool together to get to school. Each day the driver would be chosen by randomly selecting one of the four names. They carpool to school for 96 days. Use the normal approximation to the binomial to calculate the following probabilities. Round the standard deviation to four decimal places.
We have to find the probability that Barbara drives exactly 24 of those 96 days.
Step-by-step explanation
Step 1.
The probability that Barbara drives exactly 24 of those 96 days is given by,
has normal approximation
Unlock all Textbook Solutions
Already have an account? Log in