number 22The results of a survey of 800 married couples and the number of children they had is shown below. Number of Children Probability 0 0.055 1 0.135 2 0.600 3 0.140 4 0.045 5 0.025 If a couple is selected at random, what is the probability that the couple will have the following? (a) less than 4 children (b) more than 2 children (c) either 2 or 3 children

number 22 The results of a survey of 800 married couples and the number of children they had is shown below. Number of Children Probability 0 0.055 1 0.135 2 0.600 3 0.140 4 0.045 5 0.025 If a couple...

number 22

The results of a survey of 800 married couples and the number of children they had is shown below.

If a couple is selected at random, what is the probability that the couple will have the following?

(a)

less than 4 children

(b)

more than 2 children

(c)

either 2 or 3 children

Jun 08, 2022