Binomial distribution - MadAsMaths

Created by T. Madas

BINOMIAL DISTRIBUTION

Created by T. Madas

Created by T. Madas

INTRODUCTORY CALCULATIONS

Created by T. Madas

Created by T. Madas

Question 1

The random variable X has binomial distribution B(20,0.4) .

Determine each of the following.

a) P( X = 6) . b) P( X < 9) . c) P( X 12) . d) P(8 X 13) .

0.1244 , 0.5956 , 0.0565 , 0.5776

Created by T. Madas

Created by T. Madas

Question 2

The random variable X has binomial distribution B(15,0.35) .

Determine each of the following.

a) P( X = 8) . b) P( X < 7) . c) P( X > 9) . d) P(5 < X < 10) .

0.0710 , 0.7548 , 0.0124 , 0.4233

Created by T. Madas

Created by T. Madas

Question 3

The random variable X has binomial distribution B(30,0.3) .

Determine each of the following.

a) P( X = 11) . b) P( X < 15) . c) P( X > 10) . d) P(8 < X 13) .

0.1103 , 0.9831 , 0.2696 , 0.5284

Created by T. Madas

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