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Types of data
Types of data
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A #math cahoot on #typesofdata #numerical #categorical #continuous for #year7
Flashcards
18 cards
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Questions
18
Answers
1
What type of data would be received from a survey asking, "How many trees are in your garden?"
Numerical - continuous
Categorical - ordinal
Numerical - discrete
Categorical - nominal
2
In this stem-and-leaf plot, the smallest umber is 35. What is the largest number?
57
39
78
51
3
What type of graph is this?
dot plot
bar graph
column graph
histogram
4
What would be the best type of graph to represent this data?
column graph
histogram
dot plot
bar graph
5
What effect will the outlier have on the mean?
the mean will stay the same
the mean will decrease
the mean will halve
The mean will increase
6
Column and bar graphs are used for what type of data?
Numerical - discrete
Categorical - ordinal
Numerical - continuous
Categorical - nominal
7
Why are we only able to calculate
estimates
of the range, mean, median and mode of histograms?
because histograms are just like that
because we don't know the individual data values
I have no idea!
because the class intervals are wrong
8
Histograms are used for what type of data?
Numerical - discrete
Categorical - ordinal
Categorical - nominal
Numerical - continuous
9
What type of data would be received from a survey asking, "What is your height?"
Categorical - ordinal
Numerical - discrete
Categorical - nominal
Numerical - continuous
10
What type of data would be received from a survey asking, " What colour hair do you have?"
Numerical - continuous
Numerical - discrete
Categorical - ordinal
Categorical - nominal
11
What type of data would be received of a survey asking, "How long did you spend at the beach?"
Numerical - continuous
Categorical - nominal
Categorical - ordinal
Numerical - discrete
12
Estimate the
range
of long jump distances.
80
90
70
100
13
What type of data would be received from a survey asking, "What is your favourite book?"
Numerical - discrete
Categorical - nominal
Categorical - ordinal
Numerical - continuous
14
What type of data would be received from a survey asking, " How do you travel to school?"
continuous
categorical
Discrete
15
The histogram shows the best long jump distances over 55 years. What is the class interval?
15
10
5
20
16
What is the term used to describe a value such as the one represented by the dot at '10'.
outlast
outlaw
outwit
outlier
17
This plots shows favourite after school activities. How many students chose TV?
3
8
5
4
18
How many students participated in the survey?
15
18
13
20
