2/19/14

7th Grade 2/19/14
Essential Question: How do I use mean, median, quartiles, range, and MAD to compare data sets?

Vocabulary: mean absolute deviation, mean,range, median, interquartile range

Skills: finding mean, division, absolute value, box and whisker plots

Homework: Find mean absolute deviation
28, 3, 19, 42, 30, 9

http://www.mathsisfun.com/data/quartiles.html _____________________________________________________________________

8th Grade  2/19/14

Essential Question: How do I determine the slope of a line using equations in y=mx form?

Vocabulary: slope, rise, run, x coordinate, y coordinate, y=mx

Skills: coordinate graphing, integer rules

Homework:
y1 - y2
_______
x1 - x2

find the slope of 

(4, 0) (-1, -3)

(-1, -5) (2, 5)

(3, -7) (0, -3)