Year 8 Probability & Statistics Pre Test 2021

A netballer has a 1/7 chance of scoring a goal. What is their chance of not scoring a goal?

The probability of it raining tomorrow is 0.4

What is the probability that is does not rain tomorrow?

A bag contains a series of lottery tickets with the numbers 1 to 20 written on them. Numbers are drawn out of the bag one at a time.

What is the probability of drawing a number greater than 6 from the bag?

A bag contains a series of lottery tickets with the numbers 1 to 20 written on them. Numbers are drawn out of the bag one at a time.

What is the probability of drawing a 6 or a 7 from the bag?

A bag contains a series of lottery tickets with the numbers 1 to 20 written on them. Numbers are drawn out of the bag one at a time.

What is the probability of drawing a ticket that is both even and a two-digit number?

The Venn diagram shows the numbers of families in a class who get the Herald Sun (H), the Age (A), neither or both.

What is the probability of choosing a family that does NOT read the Herald Sun or the Age?

The Venn diagram shows the numbers of families in a class who get the Herald Sun (H), the Age (A), neither or both.

What is the probability of choosing a family that reads the Age?

The Venn diagram shows the numbers of families in a class who get the Herald Sun (H), the Age (A), neither or both.

What is the probability of choosing a family that ONLY reads the Herald Sun?

The Venn diagram shows the numbers of families in a class who get the Herald Sun (H), the Age (A), neither or both.

Find Pr(A and H)

25 students go to the movies, 12 of the students are female and 10 of the students get popcorn. 8 females eat popcorn. A partially filled in two-way table is shown above.

The corresponding numbers for a,b,c,d,e,f are: