Team 1
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Team 2
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Teams
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Score
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10
×
Describe the following r-value using two words. r=0.65
MODERATE, POSITIVE
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×
heart
Other team wins 20 points!
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magnet
Take 10 points!
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fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
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10
×
Describe the following r-value using two words. r=0.92
STRONG, POSITIVE
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10
×
Describe the following r-value using two words. r=-0.32
WEAK, NEGATIVE
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10
×
Which r-value is stronger? r=-0.87 or r=0.78?
r=-0.87
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10
×
Choose the most accurate r-value. r=0.99 r=-0.75 r=0.45 r=0.01
r=0.01
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20
×
Which is the best estimate for the correlation coefficient?
0.4
-0.6
0.7
-0.4
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10
×
Choose the most accurate r-value. r=0.8 r=-0.75 r=-0.8 r=0.6
r=0.8
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15
×
Calculate the correlation coefficient.
-0.398
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lifesaver
Give 25 points!
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fairy
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5
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15
20
25
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 15 points!
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15
×
Calculate the correlation coefficient.
0.876
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thief
Give points!
5
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20
25
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shark
Other team loses 20 points!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 20 points!
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10
×
Which r-value is stronger? r=-0.675 or r=0.676?
r=0.676
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trap
No points!
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shark
Other team loses 15 points!
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×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 10 points!
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10
×
Describe the following r-value using two words. r=-0.899
STRONG,NEGATIVE
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15
×
Calculate the correlation coefficient.
-0.816
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