A survey was conducted to find out the favourite colour among people. 30 people said white, 25 said black, 50 said red and 95 liked other colours. What is the probability of a person selected at random having white as their favourite colour? [1MARK]

Open in App

Solution

Solution: [1Mark]

Total number of people = 30 + 25 + 50 + 95 = 200
Probability of having white as favourite colour = $\frac{30}{200}$ = 0.15

Suggest Corrections

Similar questions

A survey was conducted to find out the favourite colour among people. 30 people said white, 25 said black, 50 said red and 95 liked other colours. What is the probability of a person selected at random having white as their favourite colour? [1MARK]

A survey was conducted to see what people like to do in their free time. 100 people were interviewed. 20 people said they watch TV, 32 said that they read, 27 said they surf the internet and the rest said they do other stuff. Based on the data, what is the probability that a person chose at random

A survey was conducted with 160 people about their favourite film of all time. The following graph shows their findings.

What percentage of surveyed people like Rockey?

A survey was conducted with 160 chidren about their favourite film of all time. The following graph shows their findings.

How many children said that God Father is their favourite?

Join BYJU'S Learning Program

A survey was conducted to find out the favourite colour among people. 30 people said white, 25 said black, 50 said red and 95 liked other colours. What is the probability of a person selected at random having white as their favourite colour? [1MARK]

Solution: [1Mark] Total number of people = 30 + 25 + 50 + 95 = 200 Probability of having white as favourite colour = 30200 = 0.15

Solution: [1Mark]

Total number of people = 30 + 25 + 50 + 95 = 200
Probability of having white as favourite colour = $\frac{30}{200}$ = 0.15