3 years ago

Find the value of x such that the data set has the given mean.

Mathematics

2 answers:

kkurt [141]3 years ago

5 0

Answer:

39.1

Step-by-step explanation:

31.7 + 42.8 + 26.4 = 100.9

35 times 4 = 140

140 - 100.9 = 39.1

Sergio039 [100]3 years ago

4 0

Answer:

$mean = \frac{31.7+42.8+26.4+x}{4} \\\\35 = \frac{31.7+42.8+26.4+x}{4} \\\\\\35*4 = 31.7+42.8+26.4+x \\\\140 = 100.9 + x\\\\x= 39.1$

option 3

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