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Please help me find the answe asap

Please help me find the answe asap-example-1

1 Answer

9 votes

Answer:

B

Explanation:

the mean is calculated as

mean =
(sum)/(count)

this year's mean =
(7+3.3+2)/(3) =
(12.3)/(3) = 4.1

last year's mean =
(5.3+1.6+2.4)/(3) =
(9.3)/(3) = 3.1

difference = 4.1 - 3.1 = 1

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