shruti88 shruti88

25-10-2020
Mathematics

contestada

2. Find the value of p, if the mean of the following distribution is 20.
X
15
17
19
20+p
23
f 2,3, 4, 5, 6

Respuesta :

jcherry99 jcherry99

25-10-2020

Answer:

p = 6

Step-by-step explanation:

I'm omitting the x since you cannot have 2 unknowns.

(15 + 17 + 19 + 20 + p +23) /5 = 20 Combine the left

(94 + p) / 5 = 20 Multiply both sides by 5

94 + p = 20 * 5

94 + p = 100 Subtract 94

P = 100 - 94

P = 6

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