WorksheetsReview Chapter 7 & 8 Test - Probability & Statistics
Total questions: 25
Worksheet time: 2hrs 5mins
What is the probability of spinning a 2 on the spinner?
1/2
1/3
1/8
1/4
What is the probability the spinner stops on yellow?
.075
50%
25%
3/8
What is the probability of spinning an even number?
0.25
0.33
50%
75%
Find the probability of rolling a 7 on a single die.
1/6
7/6
0
7/7
A number cube, labeled 1 through 6, will be rolled one time. What is the likelihood of rolling a 6?
Impossible
Not likely
Very likely
Certain
What is the probability of pulling a red marble out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?
1/7
7/20
7/10
3/10
A bag has 4 green marbles, 3 red, 2 blue and 1 yellow. What is the theoretical probability of pulling a red?
3/10
3/6
1/9
1/3
9, 9, 3, 2, 8, 7, 4
5, 0, 9, 9, 3, 0, 5, 5, 4
What is the difference between the greatest and least values in a data set?
range
IQR
mean
data
What is the middle number, or the mean of the two middle numbers, in an ordered set of data?
mode
median
IQR
lower quartile
What is the median of the upper half of a set of data?
spread
Q1
Q3
median
What is the difference between the upper and lower quartiles in a box plot?
range
Interquartile range
home on the range
o-range
A public library asked every 10th person who entered to name the type of book they were getting
Biased
Unbiased
A hospital wants to open a gym. They ask the night-shift ER staff when they would use the gym.
Biased
Unbiased
A company makes DVDs and randomly selects 25 from 1500 to test them to see if they work.
Biased
Unbiased
