WorksheetsData Collection (and a little statistics)
Total questions: 15
Worksheet time: 4hrs 45mins
Name
Class
Date
1.
What is the mode?
500, 600, 700, 800, 500, 600
500, 600, 700, 800, 500, 600
a)
500 and 600
b)
700
c)
800 and 700
d)
500
2.
Find the median of the data set
9, 8, 7, 11, 7, 16, 3
9, 8, 7, 11, 7, 16, 3
a)
8
b)
7
c)
3
d)
2
3.
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?
a)
193
b)
127
c)
60
d)
66
4.
What was the day with the least amount of cars sold?
a)
Monday
b)
Tuesday
c)
Wednesday
d)
Thursday
5.
Find the median from the given set of data.
1, 2, 3, 4, 2, 3, 2, 3
1, 2, 3, 4, 2, 3, 2, 3
a)
2.5
b)
4
c)
5
d)
1
6.
What is a controlled variable in a science experiment/investigation?
a)
The part of the experiment that we measure.
b)
The part of the experiment that we manipulate or change.
c)
The part of the experiment that we keep the same between trials.
d)
When we make a prediction about what we think the results will show.
7.
Information gained using the 5 senses
a)
observation
b)
inference
c)
qualitative
d)
quantitative
8.
Determine if people who take vitamin C every day are less likely to get colds.
a)
Cencus
b)
Sample Survey
c)
Experiment
d)
Observational Study
9.
Determining if students using a calculator on a math final exam score better than students who do not use a calculator
a)
Cenus
b)
Sample Survey
c)
Experiment
d)
Observational Study
10.
Choosing people at random at the supermarket and asking them to taste two brands of orange juice to determine which brand they prefer.
a)
Census
b)
Sample Survey
c)
Experiment
d)
Observational Study
11.
Estimate the number of students in your school who play video games more than 10 hours per week.
a)
Census
b)
Sample Survey
c)
Experiment
d)
Observational Study
12.
Decide if computer games are more effective than paper and pencil drills for children learning the multiplication tables.
a)
Census
b)
Sample Survey
c)
Experiment
d)
Observational Study
13.
Asking customers at a restaurant if pizza should be added to the menu.
a)
Census
b)
Sample Survey
c)
Experiment
d)
Observational Study
14.
A random selection of people are called every morning for a week to determine if television shows are too violent.
a)
Census
b)
Sample Survey
c)
Experiment
d)
Observational Study
15.
All of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?
a)
1
b)
2
c)
3
d)
4
100 %
