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erica [24]
3 years ago
15

HELPPPPP PLZZZ ASAPPPPPPPP

Chemistry
1 answer:
lorasvet [3.4K]3 years ago
8 0
The mean temperature change is calculated by dividing the sum of the temperature changes by the number of trials. This questions say exclude the anomalous result which I assume is test 2, which gave a temperature change of 7.3. I will exclude this test. The mean will therefore be (9.5+9.2+9.5)/3 = 9.4. The mean temperature change is 9.4 C.
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