Respuesta :

bitas8706

Answer:

Step-by-step explanation:

add all divide by to total no.of value

64/4=16

mean=16

Answer:

21

Step-by-step explanation:

The missing value is x.

Let's equate the terms to the mean.

⇒ 15 + 17 + 13 + 19 + x / 5 = 17

⇒ 64 + x = 85

⇒ x = 21

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