Mathematics, 29.03.2021 20:30 tyrique86
Andy was given data to draw 3 scatter diagrams.
He also decided to draw a line of best fit on each one.
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90
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X
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40
EX
X
70
X
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X
30
60
30
50
X
IX
20
40
X
20
TX
30
*
X
10
20
10
0 0
10
30
40
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10
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0 10 20 30 40 50 60 70 80 90 100
Diagram B
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2
8
10
Diagram C
20
Diagram A
a) What type of correlation is shown in diagram A?
b) Which diagram shows the strongest correlation?
c) Which line of best fit should not have been drawn?
Give a reason for your answer.
Answers: 2
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Andy was given data to draw 3 scatter diagrams.
He also decided to draw a line of best fit on each...
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