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Probability

Probability

Assessment

Presentation

Mathematics

6th - 8th Grade

Practice Problem

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Created by

Tracey Bates

Used 7+ times

FREE Resource

17 Slides • 16 Questions

1

Probability

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​Recap of Ratio/Proportion
Probability
1) What is it used for?
2) Match the Odds
3) Dice
4) Probability Scales
5) Two Dice
6) Systematic Listings
7) Relative Frequency

2

​The following slides are a recap of what we have done over the last few weeks!

Answer the best you can!

3

Match

Match these simplified ratio's

45:90

52:84

30:65

75:175

90:200

1:2

13:21

6:13

3:7

9:20

4

Fill in the Blanks

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5

Fill in the Blanks

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6

Fill in the Blanks

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7

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​Real Life

8

Labelling

Match the odds to the statement

Drag labels to their correct position on the image

1 in 562

1 in 33 million

1 in 11.5 million

1 in 10 thousand

1 in 10000

1 in 4 million

9

​You will need your books to complete work and take notes going forward

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10

Random

A measure of of how likely an event is to happen

Probability

if a letter is picked at random from the letters of the alphabet means that every letter has an equal chance of being picked.

11

​Dice Example

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​First with one dice, you have 5 minutes
to roll the dice and record how many
1,2,3,4,5's and 6's and add them up

12

​So lets look at the probability of 1 dice (die)

​What is the probability of rolling a 6?



What is the probability of rolling a 1?



What is the probability of rolling a 7?


13

​Lets look at this on a probability scale

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1) Probability of rolling a 6

2) Probability of rolling a 1

3) Probability of rolling a 7

14

Hotspot

Answer the exam style question

15

Hotspot

Answer the exam style question.

16

Hotspot

Last one, Answer the exam style question.

17

​Dice Example

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​Now with dice, you have 5 minutes
to roll the dice and record the score and add them up

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18

​2 Dice Example

​What is the probability of throwing 2 in total?




What is the probability of throwing 5 in total?

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19

Multiple Choice

What is the probability of throwing a double six?

1
1/36
2
1/12
3
1/18
4
1/24

20

​Systematic Listing

​Systematic Listing is where you think about each of the possible combinations in a logical order. Questions are normally about menus

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21

​Systematic Listing: Your Turn answer this in your books

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22

Open Ended

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Answer this June 2024 Paper 2 question worth 2 marks

23

​Relative Frequency

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​The number of times an event happens divided by the total number of outcomes that took place in an experiment or trial

24

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​Relative Frequency

25

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26

Multiple Choice

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Answer the probability question? What is the probability that it will land point up?

1

20/25

2

15/20

3

1/10

4

5/20

27

Multiple Choice

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Answer this probability question? what is the probability ta it will land point down?

1

15/50

2

15/35

3

35/50

4

40/60

28

Multiple Choice

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Answer this probability question. What is the probability it will land head up?

1

27/50

2

27/33

3

33/60

4

27/60

29

Multiple Choice

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Answer this probability question. What is the probability of the car being silver?

1

15/30

2

10/30

3

3/30

4

2/30

30

Multiple Choice

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Answer this probability question. What is the probability of the car being black?

1

10/30

2

3/30

3

15/30

4

2/30

31

Multiple Choice

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Last one of these, answer the question what is the probability of the car is not red?

1

28/30

2

10/30

3

15/30

4

27/30

32

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33

​Extra:

1) Worksheets
2) Mathswatch

Videos:


​https://play.blooket.com/play?hwId=67963de1304b8eaba13199b2

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Probability

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​Recap of Ratio/Proportion
Probability
1) What is it used for?
2) Match the Odds
3) Dice
4) Probability Scales
5) Two Dice
6) Systematic Listings
7) Relative Frequency

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