Question: Suppose 90% of all students taking a beginning programming course fail to get their first program to run on first submission. Use a binomial distribution

Suppose 90% of all students taking a beginning programming course fail to get their first program to run on first submission. Use a binomial and assign probabilities to the possibilities that among a group of six such students,
(a) All fail on their first submissions
(b) At least four fail on their first submissions
(c) Less than four fail on their first submissions
Continuing to use this binomial model,
(d) What is the mean number who will fail?
(e) What are the variance and standard deviation of the number who will fail?

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