24/03/12 DATA

A class was surveyed about what kinds of pet they own.

What kind of data are the survey results?

• Categorical

• Discrete numerical

• Continuous numerical

A class was surveyed about how many apps they have on their phone.

What kind of data are the survey results?

• Categorical

• Discrete Numerical

• Continuous Numerical

A class was surveyed about how long they spent on homework last night.

What kind of data are the survey results?

• Categorical

• Discrete numerical

• Continuous numerical

Find the mode of the following scores:

6, 1, 8, 1, 6, 9, 7, 6, 8

Find the mode of the following scores:

1.4, 4.2, 7.4, 7.4, 3.5, 1.4, 7.4, 3.5, 3.4

Find the mode of the following scores:

-7, -6, -2, -9, -2, -8, -7, -9, -9

Find the mean of the following scores:

4, 8, 2, 5, 1

Find the mean of the following scores:

9.5, 7.1, 8.8, 2.5, 1.7

Find the mean of the following scores:

-2 ,-8, -9, -4, -7

Find the mean of the following scores:

-9, 0, 9, -6, 6