Count Outcomes
Find the total number of outcomes for rolling two number cubes
36
A permutation is the number of ways objects can be arranged when the order matters.
A bag of marbles contains 3 red, 4 blue, 1 green, and 2 yellow marbles. Once selected, the marble is not replaced. Find P(2 yellow).
1/45
P(five)
3/25
Using the chart on page 481, predict how many of the 3,775 freshman would choose a career as an elementary teacher.
about 208 freshman
Find the total number of outcomes for creating an outfit from 6 different shirts and 4 different pants
24
How many ways can 5 picture frames be arranged in a line on a wall?
120
A bag of marbles contains 3 red, 4 blue, 1 green, and 2 yellow marbles. Once selected, the marble is not replaced. Find P(red then blue).
2/15
P(one or two)
8/25
Look at the chart on page 480. How many of the 3,775 freshman would you expect to choose a career as an engineer?
about 242 freshman
Find the total number of outcomes for creating a one-flavor, one topping ice cream sundae from 10 flavors of ice cream and 6 different toppings
60
How many permutations are there of the letters in the word computer?
40,320
A bag of marbles contains 3 red, 4 blue, 1 green, and 2 yellow marbles. Once selected, the marble is not replaced. Find P(green then red)
1/30
P(less than 6)
22/25
Mrs. Jenkins is taking a survey to find out how many students would attend a school dance. She decides to ask every 10th student in the lunch line. What kind of sample is this?
Systematic random sample
World sports makes skateboards with different deck patterns. You can choose from one of four deck lengths and one of six types of wheels. If they have 120 different skateboards, how many deck patterns are there?
5 patterns
Jacinda and Raul are entered into a race with 5 other runners. If each have an equal chance of winning, what is the probability that Jacinda will finish first and Raul second?
1/42
A bag of marbles contains 3 red, 4 blue, 1 green, and 2 yellow marbles. Once selected, the marble is not replaced. Find P(yellow then blue)
4/45
What is the difference between theoretical and experimental probability?
Experimental = what ACTUALLY happened
Mrs. Jenkins is taking a survey to find out how many students would attend a school dance. Suppose 7 out of 12 students surveyed said they would attend the school dance. How many of 350 students would be expected to attend the dance?
about 204 students