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0 votes
1.8k views
in Statistics by (46.9k points)

The persons of O – blood group are 40%. The classification of persons based on blood groups is to be shown by a pie diagram. What should be the measures of angle for the persons of O – blood group? 

(A) 114° 

(B) 140° 

(C) 104° 

(D) 144°

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1 Answer

+1 vote
by (47.6k points)
edited by

(D) 144°

Measure of the central angle = 40/100 × 360° = 144°

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