adobea1234 adobea1234
  • 29-09-2019
  • Mathematics
contestada


if the mean of the data below is 3.8 find m.
x 1 2 3 4 5 6
y 2 4 7 m 6 3​

Respuesta :

josefuentesomana
josefuentesomana josefuentesomana
  • 01-10-2019

Answer:

m = 0.8

Step-by-step explanation:

The mean can be calculated as:

[tex]\frac{2 + 4 + 7 + m + 6 + 3}{6} = 3.8[/tex]

Then, all the values can be added and the expression turns into:

[tex]\frac{22 + m }{6} = 3.8[/tex]

The expression can be simplified by multiplying on both sides by 6:

[tex]\frac{22 + m }{6}*6 = 3.8*6[/tex]

[tex]22 + m = 22.8[/tex]

Which makes m = 0.8

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