Subscribe to our Youtube Channel - https://you.tube/teachoo
Last updated at May 14, 2018 by Teachoo
Transcript
Ex 15.1, 13 In Q.1, Exercise 14.2, you were asked to prepare a frequency distribution table regarding the blood groups of 30 students of a class. Use this table to determine the probability that a student of this class, selected at random, has blood group AB. Total number of students = 30 Number of students with Blood group AB = 2 Probability = (๐๐ข๐๐๐๐ ๐๐ ๐ ๐ก๐ข๐๐๐๐ก๐ ๐ค๐๐กโ ๐๐๐๐๐ ๐๐๐๐ข๐ ๐ด๐ต)/(๐๐๐ก๐๐ ๐๐ข๐๐๐๐ ๐๐ ๐ ๐ก๐ข๐๐๐๐ก๐ ) = 3/30 = 1/10
About the Author