Q. 45.0( 2 Votes )

# In a locality, 1000 families were chosen at random and the following data was collected:

Out of these families, a family was chosen at random. What is the probability that the chosen family has 2 children?

A.

B.

C.

D.

Answer :

Total number of families: 1000

Number of families having no children: 6

Number of families having 1 child: 184

Number of families having 2 children: 672

Number of families having 3 children: 127

Number of families having 4 or more children: 11

Probability P() =

Let p(2) be probability of families having 2 children

P (2) =

P (2) = =

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

PREVIOUSA survey of 200 persons of a locality shows the liking and disliking of tea.Out of these one was chosen at random. What is the probability that the chosen person likes tea?NEXTThe table given below shows the month of birth of 36 students of a class:A students is chosen at random from the class. What is the probability that the chosen student was born in October?

Related Videos

Champ Quiz | Basics of Probability36 mins

Quiz | Calculating Probability39 mins

RD Sharma | Extras on Probability45 mins

Concept of Probability36 mins

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Expertsview all courses

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation