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marknjenbennetp3j1v1

marknjenbennetp3j1v1

20.12.2021 •

Mathematics

If the mean of 16‚20‚25 and p is 20.Find the value of p.

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Ответ:

kolbehoneyman

20.12.2021

P → 19

Step-by-step explanation:

Mean X = 20

$mean \: x \: = \frac{sum \: of \: all \: observation}{total \: no. \: of \: observation}$

$20 = \frac{16 + 20 + 25 + p}{4} \\ 20 \times 4 = 61 + p \\ 80 = 61 + p \\ 80 - 61 = p \\ 19 = p \\ or \\ p = 19$

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Ответ:

dej33

05.10.2022

2.28 + 0.449 = 3.319

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