Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

February 8, 2017Warm Up

PG. 81 #2.51

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Transforming Data

Mean Sx Min Q1 Med Q3 Max

Original Scores

Add 5 to every value

Double every value

Add 10 one value

Mrs. Brattebo is considering "adjusting" the last quiz scores. 

Scores:

93   93   87.5   91   72   96   95   93.5   93.5   73   82   45   88   80

Calculate the following:

How did the mean and standard deviation change for each? 

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Misleading Graphs

Section 2.3 PG 82

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Misleading Graphs

D for DATA...check to make sure the graph matches the data given.

P for Proportional...make sure the bars are in the correct proportion for the data given.

I for Interval....check to make sure the interval is constant.

S for Scale...make sure the scale always starts at zero.

T for Titles/Labels...make sure the title is written and the labels have the correct units

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

Day 13 ­ Notes ­ Misleading Graphs February 09, 2017

ProjectDue MONDAY 2/13