Children gender. a certain couple is equally likely to have either a boy child or a girl child. if the family has four children,
let x denote the number of girls.
a. identify the possible values of the random variable x.
b. determine the probability distribution of x. (hint: there are 16 possible equally-likely outcomes. one is gbbb, meaning the first born is a girl and the next three born are boys.
use random-variable notation to represent each of the following events. also use the special addition rule and the probability distribution obtained in part (b to determine each event’s probability. the couple has
c. exactly two girls.
d. at least two girls.
e. at most two girls.
f. between one and three girls, inclusive.
g. children all of the same gender.
1 answer:
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Answer:
-9
Step-by-step explanation:
You have to plug 8 into the formula for x. f(8) = -2(8)+7 = -16+7 = -9
Answer:
y = -5x+11
Step-by-step explanation:
Answer:
For the first option 1h for the second option is 7h and she will earn the same which is 112$
Step-by-step explanation:
12 x 1 = 12 + 100 = 112
16 x 17 =112
Solution
For this case we have the following amount: 35 pints
We want to convert this into quarts so we can do this:

Then the answer rounded to the nearest hundredth is:
17.50 quarts