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 Roberta is the driver for more than 16 days.
Step-by-step explanation
Step 1.
The probability that Roberta is the driver for more than 16 days is given by,
has normal approximation
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