Question

A computer services company has 15,000 programmers worldwide, of which 3% are women. During

the recession, only male programmers were laid off. After the lay-off, 5% of the programmers were
women. How many men were laid off?
U;
EX

Answer 1

The probability that 6 or more women would be laid off is P=0.08.

Explanation:

In this case, we have a group of people and a proportion of women and men. We can think of the people laid off as a random sample taken from the population (all employees of the department).

The right model to represent that is with a binomial distribution. In this case, the sample size is n=8 and the probability of picking a woman is p=0.44.

According to this model, the probability that 6 or more women, out of 8 persons, would be laid off is: