Author Question: An electronics store receives a shipment of 50 flat screen TVs of which 5 are defective. During the ... (Read 58 times)

student77 · **on:** Jul 24, 2018

An electronics store receives a shipment of 50 flat screen TVs of which 5 are defective. During the quality control inspection, 4 TVs are selected at random from the shipment for testing.

The random variable X represents the number of defective computers in the sample A) hypergeometric; N = 50, n = 4, k = 5, x = 0, 1, 2, 3, 4
B) hypergeometric; N = 50, n = 5, k = 4, x = 0, 1, 2, 3, 4
C) hypergeometric; N = 50, n = 4, k = 5, x = 0, 1, 2, . . . , 5
D) not hypergeometric

Question 2

True or False: In order to use a normal approximation to the binomial probability distribution, np(1 - p) 10.

A) True B) False