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Please help I don't understand this. 3.Compute a point-biserial correlation for the following data. Produce scatterplots and a line of best fit: ParticipantPuzzles Solved (X)Group

Please help I don't understand this.

3.Compute a point-biserial correlation for the following data. Produce scatterplots and a line of best fit:

ParticipantPuzzles Solved (X)Group (Y)

A 11 0

B 9 0

C 4 0

D 5 0

E 6 0

F 7 0

G 12 0

H 10 1

I 7 1

J 13 1

K 14 1

L 16 1

M 9 1

N 11 1

O 15 1

P 11 1

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