Worksheets9-2 Intro to probability
Total questions: 20
Worksheet time: 20mins
The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?
2/18
1/9
1/10
Theoretical P(King)
2/8
1/8
3/8
1/4
a situation involving doing the activity that leads to results or outcomes.
complement
outcome
dependent
experimental
There are 6 boys and 8 girls in a classroom. What is the probability that the teacher randomly selects a boy?
8/6
6/8
3/7
8/14
What is the sample space?
6 bears
orange, green, red, white, yellow
2 red, 1 green, 1 orange, 1 yellow, 1 white
2 , 1, 1, 1, 1
What is the probability of spinning a 2 when spinning 25 times?
1/5
1/10
1/25
2/5
P (not green) =
10/12
5/6
10
12
If the probability of drawing a short straw is 3/10 and there are 100 straws in all, how many short straws must there be?
3
10
13
30
The probability of a car having a defect when coming off the assembly line is 3/1000 . Last year 12 cars had defects. How many cars were manufactured in total last year?
1000
2000
3000
4000
The experimental probability that Jonah will catch a fly ball is equal to 7/8. About what percent of the time will Jonah catch a fly ball?
55%
66%
77%
88%
Ariana's Office Supply shop sells 2 types of notebooks. Each notebook is offered in red, blue, or yellow. If a notebook is selected at random, how many different possibilities are in the sample space?
4
6
8
16
Kyleigh saw 10 blue, 8 red, and 42 white cars drive by her house in 1 hour. What is the experimental probability that the next car the drives by her house will not be a white car?
.5
.6
.3
.7
The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 3?
A coin is tossed 18 times. It lands on heads 12 times. What is the experimental probability of the coin landing on tails? simplify the fraction!
Tammy rolled a die five times.
Here is what she got on her five rolls: 1, 3, 3, 4, & 4
Find the experimental probability:
P(3) =
3/5
1/6
2/5
1/3
Jason rolls a die 14 times.. What is the Experimental probability that he will roll a 1 or 6?
1/3
1/4
3/7
1/8
