Math, asked by tinkugogikar, 2 months ago

In class 7th ten
Students marks in mathematics: 80,60,70, 60,40,80,70,65,55,70 find the mean

Answers

Answered by Anonymous
0

Answer:

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Step-by-step explanation:

mean =  \frac{sum \:  \: of \:  \: observations}{no. \:  \: of \:  \: observations}  \\  \\ mean =   \frac{80 + 60 + 70 +60 + 40 + 80 + 70 + 65 + 55 + 70}{10}  \\  \\ mean =  \frac{650}{10}  \\  \\ mean  = 65

Answered by akhilvinayak03
1

Answer:

65

Step-by-step explanation:

Refer image

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