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Find the mean, median, and mode of the set of data.

10, 11, 4, 7, 12, 11, 16, 6, 9, 15

1 answer

To find the mean, we need to add up all the numbers and then divide by the total number of values.

Mean = (10 + 11 + 4 + 7 + 12 + 11 + 16 + 6 + 9 + 15) / 10
Mean = 101 / 10
Mean = 10.1

To find the median, we need to arrange the numbers in numerical order and then find the middle number.

4, 6, 7, 9, 10, 11, 11, 12, 15, 16

Since there are an even number of values, we average the two middle numbers:

Median = (10 + 11) / 2
Median = 21 / 2
Median = 10.5

To find the mode, we need to determine which number appears most frequently. In this case, the number 11 appears twice, which is more than any other number in the set.

Mode = 11

Therefore, the mean is 10.1, the median is 10.5, and the mode is 11.