Determine Measure of Center

Find the mean of these numbers:
4,2,5,6,3

• 2

• 5

• 4

• 6

Which measure of center best represents this set of data?
12, 13, 11, 16, 31, 14, 10, 15

• Mean

• median

• mode

Find the mode:
5, 0, 9, 9, 3, 0, 5, 5, 4

• 9

• 5

• 3

• 7

The mean is found by ___________________ all of the numbers and then _____________________ by the number of items.

• adding, subtracting

• adding, multiplying

• dividing, adding

• adding, dividing

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4

• There isn't one

• 3.5

• 3

calculate the median for the following set of scores

45, 69, 69, 87, 88, 92, 99, 100

• 87

• 55

• 87.5

• 99

• 20 degrees

• 160 degrees

• 180 degrees

• 0 degrees

• 180 degrees

• 125 degrees

• 55 degrees

• 65 degrees

What is the measure of this angle?

• 84

• 104

• 76

• 101

TRUE OR FALSE. when measuring an angle you put the center of the protractor on the vertex of the angle

• true

• false