What is the probability of landing blue?
3/8
If the probability of rolling a 5 on a number cube is 1/6, what is the probability of the complement?
5/6
What is the probability of Spinning a 2 and then spinning another 2?
1/64
15 times
The likelihood of an event occurring
Probability
P(blue or yellow)?
5/8
Complement of P(rolling 3 or more) on a single number cube.
2/6 or 1/3
What is the probability of spinning an odd number number then a spinning a 8?
4/64 = 1/16
15 batteries
The probability of an event NOT occurring
Complement
P(Striped)=
3/8
What is the complement of randomly drawing a green marble? Simplify your answer.
2/3
What is the probability of randomly pulling a white card replace it then pick another white card?
16/64 = 1/4
If Jerome rolls the dice 72 times, how many times should he expect to roll doubles?
12 times
The probability of a single event occurring
Simple probability
P(white or shaded)?
5/8
What is the complement of P(green or red)? Simplify your answer.
1/2
What is the probability of randomly picking a striped card, not replace it, then pick a shaded card?
3/56
If Jerome rolls the dice 18 times, how many times should he expect to roll a 2 on the first roll?
3 times
The probability of multiple events occurring
Compound Probability
If you choose 1 marble at random, what is the probability in percent that you will pick a black or white marble?
4/10
= 40%
What is the complement of rolling a number less than or equal to 6 in percent form?
0%
What is the probability in percent what you will pull a white ball, replace it, then pull it again?
1/100
1%
If Jerome rolls the dice 100 times, how many times should he expect to snake eyes which is a 1 then another 1? (round to the nearest whole number)
3 out of 100 rolls
The outcome you are interest in measuring (what you want to happen)
favorable outcome