Chapter 5 ICA Review: Probability

The odds against a customer ordering dessert are 20:3. What is the probability of a customer ordering dessert?

• 3/20

• 20/23

• 3/23

• 20/3

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

A bag has 4 green, 3 red marbles, 2 blue and 1 yellow.

What are the odds in favor of pulling out a red?

• 3/7

• 3:7

• 3:10

• 7:3

A bag of marbles has 3 red marbles, 5 green marbles, and 4 blue marbles. If Flora runs an experiment with 250 trials, how many times should she expect to pick BLUE?

• 68

• 77

• 83

• 91

Experimental Probability will equal or be very close to theoretical probability if there is:

• an unfair coin

• enough trials

• different outcomes

• none of the above

What is the theoretical probability of the spinner landing on a 5?

• 
• 
• 
• 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Permutation, combination, or neither?
The batting order for seven players on a 12 person team.

• combination
• permutation
• neither

Tags

CCSS.HSS.CP.B.9

Which of the following is an example of combination?

• Form a passcode with 4 digits

• Students line up in a queue to assembly

• Choose 4 students in a class committee

• Choose the chairperson, secretary and treasurer in a club

Of 24 employees at Lowe's home improvement store, 10 work as cashiers and 14 stock shelves. If 3 of the 24 employees are selected at random to work overtime, determine the probability that 2 are cashiers and 1 stocks shelves.

• 1/4

• 1/8

• 1/24

At Papa John's you are deciding on what you want for dinner. The pizza offers 8 different meats, 4 different cheeses, 3 different crust types and 2 different sauces. How many different pizzas do you have to choose from?

• 32
• 192
• 40,320
• 51,200