# Statistics: What Words Mean

In this worksheet, students must use words associated with chance and likelihood.

Key stage:  KS 3

Curriculum topic:   Probability

Curriculum subtopic:   Understand Probability Outcomes

Difficulty level:

### QUESTION 1 of 10

We can use certain words to describe how likely it is that something will happen.

Examples of these words are:

IMPOSSIBLE     definitely will not happen

UNLIKELY    may happen not very likely

EVEN CHANCE   50:50, like throwing a coin and landing on heads or tails

LIKELY     more than an even chance that it will happen

CERTAIN      definitely will happen

How likely is it that the following event will happen?

I throw a 10 on a single regular six-sided die.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I throw a 1 on a single regular six-sided die.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I throw an even number on a single regular six-sided die.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I throw a number less than 7 on a single regular six-sided die.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I throw a total of 12 on two regular six-sided dice.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I throw a total of more than 2 on two regular six-sided dice.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

It will not rain in the UK for a month.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

It will not rain in the Sahara Desert for a month.

impossible

unlikely

even chance

likely

certain

How likely is it that the following event will happen?

I will get tails when I throw a coin.

impossible

unlikely

even chance

likely

certain

In a bag of 20 sweets, 2 are red and 18 are white.

How likely is it that I will choose a white sweet?

impossible

unlikely

even chance

likely

certain

• Question 1

How likely is it that the following event will happen?

I throw a 10 on a single regular six-sided die.

impossible
• Question 2

How likely is it that the following event will happen?

I throw a 1 on a single regular six-sided die.

unlikely
• Question 3

How likely is it that the following event will happen?

I throw an even number on a single regular six-sided die.

even chance
• Question 4

How likely is it that the following event will happen?

I throw a number less than 7 on a single regular six-sided die.

certain
• Question 5

How likely is it that the following event will happen?

I throw a total of 12 on two regular six-sided dice.

unlikely
• Question 6

How likely is it that the following event will happen?

I throw a total of more than 2 on two regular six-sided dice.

likely
• Question 7

How likely is it that the following event will happen?

It will not rain in the UK for a month.

unlikely
• Question 8

How likely is it that the following event will happen?

It will not rain in the Sahara Desert for a month.

likely
• Question 9

How likely is it that the following event will happen?

I will get tails when I throw a coin.

even chance
• Question 10

In a bag of 20 sweets, 2 are red and 18 are white.

How likely is it that I will choose a white sweet?

likely
---- OR ----

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