design more

WebWork #7 is due tomorrow
Also: Ch. 13 #26, 28

design

Ch. 13 #7, 14

mini-project

Finish tonight.
Webwork #7 due Monday

chapter 12

Question: Is RCHS a quality school?
Pop: students
Describe different sampling methods.
What biases might you worry about?
What type of students would be hard to talk to?

Hi!

Webwork #7 due Friday.

Mini-project due Friday.

Page 106 #6, 8 due Wednesday.

WebWork #7

Time for some serious reading.  College level stuff folks.  Read and take notes on this study:

Cold-eeze study

This is a 6-page pdf.  Take notes.  Be ready to discuss.

Note: I found this article here.

end of 10

Page 208 #18 & 40

+ a worksheet

re-express

Ch. 10 #5, 7

test

Test tomorrow

No homework

inverse normal

Ch. 6 #25e, 27c

Regression review

Practice.  Due Tuesday:  Ch. 9 #9-12, 15, 16

Multiple Choice practice, due Wednesday, 8am:
Artist Practice Test
Enter the code:  ENR5111ZBU

Ch. 9

If you want to "play" with a line of best fit, go here.

end of 8

Quiz today

Chapter 9 pre-read

practice, practice

Ch 8 #8abc, 10, 36, 22, 24, 26

Answers you need:

22c:  drug-hat = -4 + 0.82(MJ)

26:  cal-hat = 185.7 + 13.93(fat)

regression practice

Ch. 8 #9, 21, 23

WebWork #6

What are the variables in this scatterplot?

Now find your own scatterplot in the news.  Either print it or sketch it.  Identify the variables.

practice

Ch. 8 #18

The answer to (a) is:  GPA-hat = 1.215 + 0.0032(SAT)

residual

Ch. 8 #25g, 33e, 35d

slope and y-intercept

Ch. 8 #33acd, 35abce

slope and y-intercept

Ch. 8 #25acef