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Mathematics 21 Online
bill533:

954 1850 1200 1200 1350 1999 1888 Calculate the average (arithmetic mean) of the list of numbers shown in the table. (rounded to the nearest tenth) A) 1300.0 B) 1305.0 C) 1305.1 D) 1491.6 E) 1740.2

bill533:

sure, you sure on this

dude:

It is not b To find the arithmetic mean, just add up all the numbers and divide by the number of numbers there are

bill533:

it's D ?

bill533:

@dude

bill533:

1491.6 The sum equals 10441 The average equals the sum of the data points total number of data points which is 10441/7 = 1491.571 or 1491.6

dude:

Yeah

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