Estimating Probabilities of Compound Events
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Anthony Clark
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 7th grade student surveyed 25 students at her school. She asked them how many hours a week they spend playing a sport or game outdoors. What is the probability of the students answering 3 hours?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Based on the bar graph, what is the probability that a dog is a person's favorite pet?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A random selection will be made from a bag containing different colored disks. Of the 25 disks in the bag, 5 are yellow. It is ___________ that a yellow disk will be randomly selected from the bag.
Unlikely
Likely
Impossible
Certain
Equally Likely
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A sock drawer has 5 pairs of white, 4 pairs of black and 6 pairs of multicolored socks. What is the probability that you choose a white pair, black pair, then a multicolor pair (throwing each pair onto the floor after choosing it)?
1/5 x 1/4 x 1/6
5/15 x 4/15 x 6/15
5/15 x 4/14 x 6/13
1/15 x 1/15 x 1/15
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the probability of drawing a blue color and a number 4?
2/5
1/6
3/15
1/15
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sample space tree diagram for a team of three students is shown. What is the probability that the team would consist of at least 2 girls?
½
⅜
¾
⅙
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You are going to spin a spinner 3 times (that has the spaces A, B, C, D). What is the probability of spinning B on all 3 times? (Set up of work)
1/4 x 1/4 x 1/4
1/4 x 3
4 x 4 x 4
3/4 x 3/4 x 3/4
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