The probability that Tim will sink a foul shot is 70%. If Tim attempts 30 foul shots, what is the probability that: a) he sinks exactly 21 shots. b) he sinks at least 21 shots. c) he sinks at most 21 shots. d) he sinks between 18 and 20 shots, inclusive.

The probability that Tim will sink a foul shot is 70%. If Tim attempts 30 foul shots, what is the probability that: a) he sinks exactly 21 shots. b) he sinks at least 21 shots. c) he sinks at most 21 shots. d) he sinks between 18 and 20 shots, inclusive.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

The probability that Tim will sink a foul shot is 70%. If Tim attempts 30 foul shots, what is the probability that:

a) he sinks exactly 21 shots.
b) he sinks at least 21 shots.
c) he sinks at most 21 shots.
d) he sinks between 18 and 20 shots, inclusive.

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