1. Probability – Expectation – Higher – GCSE Questions
These questions are the same format as previous GCSE exams.
COPY means they use the exact same numbers as the original GCSE question.
Otherwise, they are clone questions using different numbers.
The worksheets are provided in a variety of sizes.

2. Printing To print handouts from slides -
Select the slide from the left. Then click:
File > Print > ‘Print Current Slide’
To print multiple slides -
Click on a section title to highlight all those slides,
or press ‘Ctrl’ at the same time as selecting slides to
highlight more than one. Then click:
File > Print > ‘Print Selection’
To print double-sided handouts -
Highlight both slides before using ‘Print Selection’.
Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.

3. GCSE GCSE GCSE GCSE Edexcel Higher: June 2017 Paper 2, Q1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6 1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
(Total for Question 1 is 3 marks)
(Total for Question 1 is 3 marks)
GCSE
GCSE
Edexcel Higher: June 2017 Paper 2, Q1
Edexcel Higher: June 2017 Paper 2, Q1 1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6 1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
(Total for Question 1 is 3 marks)
(Total for Question 1 is 3 marks)

5. GCSE Edexcel Higher: June 2017 Paper 2, Q1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
(Total for Question 1 is 3 marks)

6. GCSE
Edexcel Higher: June 2017 Paper 2, Q1 1
The table shows the probabilities that a biased dice will land on
1, on 3, on 4, on 5 and on 6
Number on dice 1 2 3 4 5 6
Probability
0.14
0.07
0.2
0.16
0.18
0.25
Ahmed rolls the biased dice 200 times.
Work out an estimate for the total number of times the
dice will land on 2 or on 5.
= 0.75
= 0.25 = P(2)
0.41 x 200 = 82
P(2 or 5) = = 0.41 82
(Total for Question 1 is 3 marks)

7. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
…or have you found a mistake!?
Any feedback would be appreciated .
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