Data Handling Questions

Question 1

The probability that it will rain today is 0.93. The probability that it will not rain today?

Accepted Answer

0.07

Question 2

If P(A) = 0.2, P(B) = 0.4 and P(A ∩ B) = 0.2 find P (A | B). Use P (A | B) = P(A ∩ B) ÷ P(B).

Accepted Answer

0.5

Question 3

What is the median of 1, 3, 9, 2, 0?

Accepted Answer

2

Question 4

A bag contains 5 red, 1 blue and 7 green balls. What is the probability of picking a red ball?

Accepted Answer

5/13

Question 5

Which of these is a qualitative data question?

Accepted Answer

What is your favourite colour?

Question 6

What is the range of 11, 4, 1, 8, 11, 10?

Accepted Answer

10

Question 7

What is the mode of 11, 12, 9, 6, 8, 1, 9?

Accepted Answer

9

Question 8

What is the mean of 4, 8, 10, 2?

Accepted Answer

6

Question 9

The probability of picking a number less than 9 from a set of cards with numbers 3, 2, 5, 4, 4?

Accepted Answer

1

Question 10

A two-sided coin and a six-sided dice are thrown. How many possible outcomes are there?

Accepted Answer

12

Question 11

Which word best describes the probability of not throwing a 5 on a normal dice?

Accepted Answer

unlikely

Question 12

A normal dice is thrown. What is the probability of throwing a prime number?

Accepted Answer

1/2

Questions 12