AP Psych 11/12 - Stats

What is your background, if any, with things like mean, median, mode, standard deviation, and the norm curve. Rate your comfort level with these topics on a scale of 1 to 3 with 3 being you totally get them

• Not much of a background/not very comfortable

• A little background/a little comfortable

• I know and understand them already/very comfortable

Calculate the mean for this data set:

2, 4, 2, 2, 3, 5

• 3

• 4

• 5

What is the mode for this data set:

2, 4, 2, 2, 3, 5

• 2

• 3

• 4

What is the media for this data set:

2, 4, 2, 2, 3, 5

• 2

• 2.5

• 3

• 3.5

What is the range for this data set:

2, 4, 2, 2, 3, 5

• 2

• 3

• 4

Calculate standard deviation for the following data set:

2, 4, 2, 3, 4

• 1.33

• 1.13

• .76

• .89

• 1.15

Okay...lots of info. You need to know what the measures of central tendency are and how to find them, what a norm curve is and what standard deviation represents, how to calculate standard deviation and what the term statistical significance means.

How do you feel on each topic? Which ones do you get, which are you struggling with? What specific questions do you have?

Calculate standard deviation for the following data set:

1, 3, 4, 8

• 6.51

• 2.55

• 4.01

• 1.13

Calculate mean for the following data set:

2, 3, 6, 9

• 3

• 4

• 5

• 6

What is the median for the following data set:

1, 3, 4, 5, 2, 3, 4,

• 2

• 3

• 4

• 5