Find the mean of the data set without the outlier.
Then, find the mean of the data set with the outlier.
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abiafalak8 7 months ago
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Answer:

Mean with outlier: 8.2

Mean without outlier: 9

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igotyou10 7 months ago
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Answer:

Without outlier: 9

With outlier: 8.2

Step-by-step explanation:

Outlier is the lonely point at 1 passenger.

Mean is the average

Without outlier:

one 7

two 8

two 9

four 10

=[7+(2*8)+(2*9)+(4*10)] / 9

= (7 + 16 + 18 + 40) / 9

= 81/9

9

With outlier:

one 1

one 7

two 8

two 9

four 10

=[1+7+(2*8)+(2*9)+(4*10)] / 10

= 82/10

=8.2

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