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KS3
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Level 5-6 Data Handling - Averages 02
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Q.1
Which averages could best represent this set of data?
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Mode and median
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Mean and mode
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Median and mean
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Any of them
Q.2
A box of paper clips is labelled 'average contents 100'. How many paper clips would you expect to find in the box?
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100
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About 100
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At least 100
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More than 100
Q.3
Which of these is always one of the data values in a set?
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Mean
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Median
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Mode
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Range
Q.4
Of 20 customers at a vending machine, 8 spent 50p, 5 spent 60p, 4 spent 75p and 3 spent £What was the total amount spent?
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£2.85
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£8.50
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£10.90
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£13.00
Q.5
What is the modal amount spent by these 20 customers?
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50p
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60p
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75p
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£1
Q.6
What is the median of this data?
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50p
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60p
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75p
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£1
Q.7
To find the mean of a data set, add up all values then divide by the .......
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number of values in the set
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biggest number in the set
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smallest value in the set
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middle value of the set
Q.8
What is the mean amount spent by the 20 vending machine customers?
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50p
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55p
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60p
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65p
Q.9
The mean length of calls to a help desk is 3 minutes. If the advisers take 1,000 calls, how much time do they spend on the 'phone?
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20 hours
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30 hours
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40 hours
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50 hours
Q.10
The mean of the first 9 calls is 5 minutes. The next call takes 10 minutes. What is the mean of the first 10 calls?
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4.5 minutes
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5 minutes
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5.5 minutes
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6 minutes
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