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Statistics

Quick practice

Question 1 of 5

A box contains $true$ bulbs out of which $true$ are defective. A sample of $true$ bulbs is drawn. The probability that none is defective, is

A

$true$

B

$\left(\frac{1}{2}\right)^{5}$

C

$\left(\frac{1}{10}\right)^{5}$

D

$\left(\frac{9}{10}\right)^{5}$

Concepts

Probability

Random Variables