Question

You want to determine the probability that in a family of 5 children, there will be more girls than boys. Which describes one trial of a simulation you could use to model this problem?

A. Toss a coin 5 times and count the number of heads.******


B.Toss a 6-sided number cube 5 times and count the number of times you get a number less than 3.


C. Generate 5 random numbers between 0 and 100 and count the number of prime numbers.

D.Draw 5 cards at random from a standard 52-card deck, replacing each card after it is drawn and count the number of hearts. ( There are an equal number of hearts, spades, diamonds, and clubs in a deck.)

Answer 1

looks good

Answer 2

Flavia tossed two six-sided number cubes and added the numbers together. Which outcomes have a probability of 1/12? Select two answers.
A. 3****
B. 4
C. 5
D. 7
E. 10***

Answer 3

E. looks good

10 is two less than the max (12)

3 is one more than the min (2)

the "distribution" is symmetric