Question
Determine the expected value and the standard deviation of the following probability distribution. Round final answers to two decimal places. x P(x) 2 0.27 4
Determine the expected value and the standard deviation of the following probability distribution. Round final answers to two decimal places.
x | P(x) |
2 | 0.27 |
4 | 0.08 |
6 | 0.40 |
8 | 0.25 |
a) Determine the expected value. [2 marks]
b) Determine the standard deviation
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Discrete and Combinatorial Mathematics An Applied Introduction
Authors: Ralph P. Grimaldi
5th edition
201726343, 978-0201726343
