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Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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CHALLENGE
ACTIVITY
8.10.1: Bernoulli trials and the binomial distribution.
426748.2546800.qx3zqy7
Jump to level 1
The probability that a biased coin comes up heads is 0.8. Let k be the number of flips that come up heads
when the coin is flipped 12 times.
What is the probability that 2 flips come up heads?
p(k = : 2)
=
Ex: 9 +
0.8
Ex: 9
Ex: 0.1
Transcribed Image Text:CHALLENGE ACTIVITY 8.10.1: Bernoulli trials and the binomial distribution. 426748.2546800.qx3zqy7 Jump to level 1 The probability that a biased coin comes up heads is 0.8. Let k be the number of flips that come up heads when the coin is flipped 12 times. What is the probability that 2 flips come up heads? p(k = : 2) = Ex: 9 + 0.8 Ex: 9 Ex: 0.1
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