Measures of Location and Spread - Maths Edexcel Alevel Stats
Authored by Ginny Weasley
Mathematics
12th Grade
Used 6+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A single value which describes a position in a data set
Measure of location
Measure of spread
Modal class
Data position
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The mean can be calculated using the formula
x̄ = ∑x/n
x̄ = ∑n/x
x̄ = x/∑n
x̄ = n/∑x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The mean for a frequency table can be calculated using the formula
x̄ = ∑x/n
x̄ = ∑xf/f
x̄ = f/∑f
x̄ = n/∑f
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Used when data is qualitative, or quantitative with either a single mode or two modes (bimodal)
Mean
Median
Mode
Range
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Not very informative when each value only occurs once
Mean
Median
Mode
Range
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Used for quantitative data
Mean
Median
Mode
Range
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Used when there are extreme values, as they do not affect it
Mean
Median
Mode
Range
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