Question Answers

Sahay Sir > Question Answers > NCERT Class 9 > Maths > Chapter 15 - Probability > 7. To know the opinion of the students about the subject statistics, a survey of 200 students was conducted. The data is recorded in the following table. Opinion Number of students like 135 dislike 65 Find the probability that a student chosen at random (i) likes statistics, (ii) does not like it.

7. To know the opinion of the students about the subject statistics, a survey of 200 students was conducted. The data is recorded in the following table. Opinion Number of students like 135 dislike 65 Find the probability that a student chosen at random (i) likes statistics, (ii) does not like it.

1. In a cricket match 7. To know the opinion of the students about the subject statistics a batswoman hits a boundary 6 times out of 30 balls she plays. Find the probability that she did not hit a boundary.