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10/10 Averages

What is the average of all of the integers from 2 to 8? 4, 5, 5.5 6 or 7?

Shortcut: for a series of consecutive numbers with an odd
number of terms, the mean and the median are the same.

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What is ziuq spelt backwards?

Comments (2)

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New
bejosksays...

it didn't tell me my IQ -3/10

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Admin
IQTLsays...

For that you need to take the main test. Go to the home page and click on 'take test'.

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Regular
Julessays...

The middle value is the same as the average value of a consecutive series that has an odd number of terms.

2,3,4,5,6,7,8

'5' has the same number of terms either side of it and is therefore the median value.

It is also the average.

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