Question

On any single day working at Dunder Mifflin Inc., Dwight has a 38% chance of pulling...

On any single day working at Dunder Mifflin Inc., Dwight has a 38% chance of pulling a prank on Jim. Consider a 30 working days. Round everything to 3 decimal places.

a) State the random variable (x = · · ·).

b) What is a trial in this problem? How many are there?

c) What is a success? What is a failure? What is the probability of each?

d) Find the probability that Dwight pulls a prank on Jim, 10 days in the 30-day month.

e) Find the probability that Dwight pulls a prank on Jim, 2 or less days in the 30-day month.

f) Find the probability that Dwight pulls a prank on Jim, more than 2 days in the 30-day month.

g) How many days can we expect Dwight to pull pranks on Jim. Round to whole number.

Math   Statistics-And-Probability   
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