Statistics & Probability Revision (Yr 8) | Baamboozle - Baamboozle

The 2-way table shows results from students in a class. What is the probability of randomly picking someone who is left-handed?

11/37

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What is the probability of landing on blue or orange?

2/5 or 40%

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seesaw

Swap points!

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gold

Win 50 points!

Okay!

shark

Other team loses 25 points!

Okay!

lifesaver

Give 25 points!

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A represents people who like apples and B represents people who like bananas. What is the probability that a student doesn't like apples or bananas?

4/10 or 40% or 2/5

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Bob is a Year 8 student who wants to find out the favourite sport of Year 8 students at his school. He surveys his own class to get results. What is the sample in this case?

His class.

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Two 6-sided dice are rolled and the numbers added. What is the probability of getting a sum of 1?

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What is the range?

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If you roll a standard die 90 times, how many times would you expect to get a number more than 4?

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Looking at the frequency table, which score is the mode?

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baam

Lose 10 points!

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star

Double points!

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shark

Other team loses 25 points!

Okay!

banana

Go to last place!

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The probability of flipping a tails on a biased coin is 0.37. What is the probability of flipping a heads?

0.63

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Jack gets the following results on a survey: 31, 40, 40, 43, 51, 52, 52, 58, 60, 67, 73, 75. Would a column graph or stem-leaf plot be best to display the data?

Stem and Leaf plot

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monster

Reset all scores!

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seesaw

Swap points!

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fairy

Take points!

baam

Lose 15 points!

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What is the median?

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thief

Give points!

gold

Win 50 points!

Okay!

shark

Other team loses 15 points!

Okay!

banana

Go to last place!

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A represents people who like apples and B represents people who like bananas. What is the probability that a student likes apples or bananas but not both?

40%, 4/10, 2/5, 0.4

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