WorksheetsUnit 5: Statistics and Probability
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
An unbiased sample is a sample in which every member of the population has a chance to be picked.
a)
True
b)
False
2.
Biased or Unbiased: Molly asked everyone who had kids if they wanted a park in their neighborhood.
a)
Unbiased
b)
Biased
3.
Biased or Unbiased: Monica randomly drew the name of 5 students and asked them about her class.
a)
Biased
b)
Unbiased
4.
Which period had the higher median?
a)
1st period
b)
2nd period
5.
Which Salesperson has the higher upper median (Q3)?
a)
Angela
b)
Carl
6.
Which group had the higher lower median (Q1) shopping time?
a)
Group A
b)
Group B
7.
Find the range.
a)
4
b)
3
c)
6
d)
21
8.
Find the range of the data set:
3, 4, 5, 5, 6, 6, 7, 8, 9, 10
a)
7
b)
3
c)
14
d)
2
9.
Find the mode of the data set:
1, 1, 2, 3, 3, 4, 5, 5, 5
a)
5
b)
1
c)
3
10.
What is the median of the data set:
1, 2, 5, 6, 7
a)
5
b)
4
c)
3
d)
7
100 %
