Question

Consider the population consisting of all computers of a certain brand and model, and focus on whether a computer needs service while under warranty. Post several probability question based on selecting a sample of 100 such computers.

Answer 1

1. what is the probability of picking a DELL model Computer?

2. if Two laptops are picked without replacement, what is the probability that;

(a) they are of the same brand

(b)they are not of the same brand

(c) What is the probability that it needs service under warranty

3. If a computer is picked at random, what is the probability that is a desktop computer?

4. If 15 are picked without replacement, find the probability that they are all computers?

Explanation: