Question

Asked Oct 25, 2019

From a shipment of 75 transistors, 6 of which are defective, a sample of 6 transistors is selected at random.

(a) In how many different ways can the sample be selected?

ways

(b) How many samples contain exactly 3 defective transistors?

samples

(c) How many samples do not contain any defective transistors?

samples

ways

(b) How many samples contain exactly 3 defective transistors?

samples

(c) How many samples do not contain any defective transistors?

samples

Step 1

(a) There are totally 75 transistors out of which 6 are defective and 6 are selected at random. The number of different ways in which the sample can be selected at a random is

Step 2

(b) Among 75 transistors 6 are defective. The number of sample that co...

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