Find the mean of

3, 7, 5, 5, 10

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability a boy from year 9 is chosen?

Find the range of

3, 7, 5, 5, 10

Number 1 2 3 4

Probability 0.1 0.2 0.4

Find the missing probability

The spinner is spun 100 times.Calculate an estimate for the number of times the spinner will land on number 1

The probabilities for the different parts of a 4 sided biased spinner are shown in the table below.

3 1 5 2 3

4 4 2 1

5 7 2 9

6 3 4 5 5 9

What is wrong with this stem and leaf diagram?

Re draw it properly

Key 3|3 = 33

Draw an ordered stem and leaf diagram containing the data below

3, 6, 12, 12, 11, 9, 12, 21, 4,

1, 24

Find the range

Find the mode

There are 10 crayons in a pack.

1 is red.

3 are blue.

2 are green.

The rest are yellow.

What is the probability that the crayon chosen is yellow?

Find the mode of

3, 7, 5, 5, 10, 5, 13, 9, 9, 10, 11, 18, 21, 22

Describe the relationship between height and weight

GRADE C QUESTIONTime of call Frequency

0 < t <= 10 8

10 < t <= 20 1

20 < t <= 30 1

Calculate an estimate for the mean

Here are the options for dinner and dessert

Dinner : Lamb, chicken, soup

Dessert : Fruit, cake

List all the possible combinations for dinner and dessert

EXAMPLE : (L, F)

Find the range of

1213174215219

How many pizzas have you eaten?

• Write down two things wrong with this question

• This question was given to 10 teachers. Is this a good way of finding out how many pizzas adults eat?

Number 1 2 3 4

Probability 0.1 0.1 0.4

Find the missing probability

The spinner is spun 100 times.

Calculate an estimate for the number of times the spinner will land on number 3

The probabilities for the different parts of a 4 sided biased spinner are shown in the table below.

Find the median of

3, 7, 5, 5, 10

10 people said cycling is their favourite holiday

How many people said walking is their favourite holiday?

How many people took part in the survey?

GRADE C QUESTIONMoney £ Frequency

0 7

10 2

20 1

Calculate an estimate for the mean

Number 1 2 3 4

Probability 0.1 0.2 0.5

Find the missing probability

The spinner is spun 100 times.

Calculate an estimate for the number of times the spinner will land on number 4

The probabilities for the different parts of a 4 sided biased spinner are shown in the table below.

Mr Sambhi rolls a fair dice. Write down the probability it

shows a 1 or a 3

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability a boy who is also in year 10 is chosen?

GRADE C QUESTIONMoney £ Frequency

0 13

10 5

20 1

Calculate an estimate for the mean

30 1

Mr Sambhi rolls a fair dice. Write down the probability it

shows a 2 or a 6

GRADE C QUESTIONTime of call Frequency

0 < t <= 10 7

10 < t <= 20 2

20 < t <= 30 1

Calculate an estimate for the mean

Here are the options for dinner and dessert

Dinner : Beef, chicken, pasta

Dessert : Fruit, cake

List all the possible combinations for dinner and dessert

Describe the relationship between cost and the distance from the city centre

Davina wants to find out how students travel to her school.At her school students travel by bus, by bicycle, by car or they walk.Design a data collection sheet that she can use to carry out a survey.

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability a girl from year 9 is chosen?

John wants to find out what colour shoes students in his school wear.At his school students are allowed to wear black, grey or brown shoes.Design a data collection sheet that he can use to carry out a survey.

On the probability scale, mark with the letter B, the probability that Steve will take a blue marble.

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability someone from year 9 is chosen?

On the probability scale, mark with the letter G, the probability that Steve will take a green marble.

3 1 2 2 3

4 4 5 9

5 7 7 9

6 3 4 5 6 9

Find the median

Key 3|3 = 33

GRADE C QUESTIONMoney £ Frequency

0 3

10 5

20 1

Calculate an estimate for the mean

30 1

There are x crayons in a pack.

1 is red.

3 are blue.

2 are green.

4 are yellow.

What is the probability that the crayon chosen is green?

On the probability scale, mark with the letter Y, the probability that Steve will take a yellow marble

A student wants to find out how many holidays teachers in his school have been on in the past year.

Design a questionnaire the student could use.

Design a questionnaire to find out how many pizzas adults eat.

GRADE C QUESTIONTime of call Frequency

0 < t <= 10 8

10 < t <= 20 10

20 < t <= 30 11

Write down the modal class interval

On the probability scale, mark with the letter B, the probability that Steve will take a blue marble.

A student wants to find out how many hours sleep her fellow classmates get.

Design a questionnaire the student could use.

GRADE C QUESTIONTime of call Frequency

0 < t <= 20 2

20 < t <= 40 1

40 < t <= 60 1

Calculate an estimate for the mean

Describe the relationship between price and age

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability someone from year 10 is chosen?

GRADE C QUESTIONTime of call Frequency

0 < t <= 10 9

10 < t <= 20 14

20 < t <= 30 8

Write down the modal class interval

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability a girl from year 11 is chosen?

There are 15 crayons in a pack.

1 is red.

3 are blue.

5 are green.

The rest are yellow.

What is the probability that the crayon chosen is yellow?

Mr Sambhi rolls a fair dice. Write down the probability it

shows an odd number

  Year groups 

 

  9 10 11  Total

Girls  10 11  19   40

Boys  10  15  21  46

Total  20  26  40  86

What is the probability a girlis chosen?

The probability that a spinner will land on red is 0.3Sam is going to spin the spinner 150 times.Work out an estimate for the number of times the spinner will land on red.

Draw an ordered stem and leaf diagram containing the data below

3, 6, 11, 19, 11, 9, 12, 21, 24,

21, 23

Find the range

Find the mode

3 1 2 2 3

4 4 5 9

5 7 7 9

6 3 4 5 6 9

What is wrong with this stem and leaf diagram?

What is the range?What is the mode?

The probability that a spinner will land on red is 0.2Sam is going to spin the spinner 200 times.Work out an estimate for the number of times the spinner will NOT land on red.

GRADE C QUESTIONTime of call Frequency

0 < t <= 10 8

10 < t <= 20 1

20 < t <= 30 1

Write down the modal class interval

Describe the relationship between height and temperature

Describe the relationship between paper 1 and paper 2 marks

The probability that a spinner will land on red is 0.5Sam is going to spin the spinner 100 times.Work out an estimate for the number of times the spinner will land on red.

Matthew wants to collect information about the time students take to travel to school.Design a suitable question he could use on a questionnaire.

Mr Beeton is going to open a restaurant.He wants to know what type of restaurant people like.Design a suitable question he could use to find out what type of restaurant peoplelike.