Math, asked by gauripsingh674, 1 year ago

Please solve the vii question

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Answered by ksburdak

1

Total observation=40×100

=4000

Total observation after replacing 30 by70

=4000-30+70

=4040

New mean=4040/100

=40.4

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gauripsingh674: How to mark brainless?

gauripsingh674: Sorry brainliest?

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