Question

Which of these measures is 8.3 for the data set shown here?

A table lists hourly babysitting rates in dollars as follows: 8, ten, 8, 7, 5, twelve, 8, 7, 8, and ten.

Range

Mean

Median

Mode

Answer 1

range: max data point - min data point
mean: sum of all of the data points, divided by the number of data points
mode: most frequently encountered data point value
median: the data point which divides the data. if you put the data in ascending order, the middle data point (if an odd number of data points are present) is the median, otherwise the mean of the middle two data points (if an even number of data points are present)

Answer 2

wat

Answer 3

let's work them out:

what is the largest value in your table?
what is the smallest value in your table?
what do you get when you subtract the smallest value from the largest value? That is the range of the data.

Answer 4

12

Answer 5

okay, that's the largest. How about the other 2 questions?

Answer 6

wat?

Answer 7

I asked you 3 questions in the post which started with "let's work them out:"

You have answered 1 question. Are you able to answer the other 2?

Answer 8

oh da smallest is 5