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The high temperatures for the last seven days are: High Temperatures: 81, 78, 83, 89, 80, 87, 78 Find the MEAN of the temperatur
Question
The high temperatures for the last seven days are: High Temperatures: 81, 78, 83, 89, 80, 87, 78
Find the MEAN of the temperatures. Round to the nearest tenths place.
A. 82.3
B. 89
C. 83
D. 78
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Mathematics
3 years
2021-08-27T07:33:24+00:00
2021-08-27T07:33:24+00:00 1 Answers
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Answer: A) 82.3
Step-by-step explanation:
Mean= average
To find mean, you add up all the numbers and divide by the number of numbers.
In this case you do:
(81+78+83+89+80+87+78) ÷ 7
81+78+83+89+80+87+78
=576
Now, divided by 7
576 ÷ 7
= 82.2857142857
Round to nearest tenths place
= 82.3