Question

formula for calculation of standard division if ungrouped data -​

Answer 1

To calculate the mean we add up the observed values and divide by the number of them. The total of the values obtained in Table 1.1 was 22.5 , which was divided by their number, 15, to give a mean of 1.5.

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Answer 2

Answer:

i dont know because i m kid please mark as brainliest

Explanation:

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