Mean & Mode
Graphing
Median
Types of Sampling
RANDOM
100
TRUE OR FALSE- we can have more than one mode.
TRUE!
100
Name 3 different types of graphs:
Answers may vary!
100
Find the median of the following list: 12, 15, 18, 22, 11, 20, 17
17
100
What are the three types of sampling we can use to collect data from a population?
Random, Stratified and Systematic
100
Write two questions you could ask a student to answer about this graph:
Answers may vary
200
What is the MEAN of this set of numbers?
12, 25, 30, 10, 5
16.4
200
What are 4 things every graph should have?
Scale, title, labels, data!
200
What should you do if you have two middle numbers when finding the median?
You should add the two numbers together and then divide the total by two.
200
What type of data are we collecting if we are asking people their shoe size: qualitative or quantitative?
Quantitative
200
What is the RANGE of this set of data?
3, 5, 17, 39, 54
51
300
True or False? The mode of the following data is 16:
18, 20, 16, 14, 18, 14, 12, 18
False
300
What may a company do to create bias or change the way data looks on a graph?
Adjust the scale!
300
What is the median of the following data set?
14, 19, 14, 21, 20, 17, 18, 19
18.5
300
Asking people under the age of 50, then over the age of 50 their favourite vacation spot is what type of sampling?
Stratified
300
Write a data set where the MEDIAN is 17. It must have at least 4 numbers!
9, 13, 16, 18, 32, 33
400
What is the mode of the following data list? 65, 67, 63, 64, 67, 66, 69, 67?
67
400
Write two conclusions you can make about this graph:
Answers may vary
400
What is the 2nd step to finding the median?
To mark off low and high values until you get to the middle number.
400
What is wrong with this survey question?
"Do you like cats?"
Too short, not specific enough, only two options
400
If the total value of a data set is 120 and there are 10 numbers, what is the mean?
12 is the mean
500
Why might a coach or a teacher want to find the MEAN of scoring points or test scores?
To see the average achievement- if they need to help more
500
What graph would you use if you ask grade 4's and grade 5's for their favourite ice cream flavour?
Double bar graph or stacked bar graph
500
True or false? The median of the following data set is 32.
22, 24, 32, 33, 61, 32,
FALSE! It is 32.5
500
What is the difference between qualitative and quantitative data?
Qual = descriptive words, quan = numbers
500
When is Ms. O'Toole's birthday?
AUGUST 10TH