X . . m _ SEED
. 3. . v 7.0520 \1/ \11/
. . 1.3m 5;. 33. 3 Awaiukx 1x.
mist .SmEm mo ancu 5.36 95 mo u Emcbxenm u mm Hg Eu
9.
.1\
mp; 3:63. 3.: 38.3 2 gum ionunum cfw_ w .17):
. .5." EOUMH . . . .
mm. E 2mm. mm. Am. 3%. .3. 1..m if. .2 32. A.
pm .m 5355mm

AP Statistics
Mr. Swinehart
Room 1.136
[email protected]
Mr. Haeussler
[email protected]
Required Text: Moore, David S. The Practice of Statistics. New York: W.H. Freeman, 2008.
Availability Before school (7:00am), 3rd hour, or after

AP STATS
1.1-1.2
Name: _
Date: _
Hr: _
Please use the data collected on the first day survey for questions 1-7. Use the number of texts
sent in a day.
1) What is the variable of interest?
2) Find the mean and standard deviation for third hour class data.

1.1 Displaying Distributions with Graphs (Intro)
Statistics
Population
Sample
Example A committee on community relations in a college town plans to survey local
businesses about the importance of students as customers. From telephone listings, the
comm

Z~scores _ ' . Name
1)
2)
xv
'3.
;b - - :-.-.-
The college of Physical Education Department offered an Advanced First Aid
Course last semester. The scores on the comprehensive nal exam were normally
distributed, and the z scores for some of the students

m .bEEu _ _ 3&5
535: E. as E a w .13 a w a w T E Hw h w a E .qw E
I.\
3.313 3.323 amwmu mimome _ 3.323
wean bnmmmom :8 nosanv vacuum a may 8:13 H: an Ex Han.3. .3 x.
wmom 2: 5 Ste 5 Em mnuotoo has nowu Edwina." 23 can": an 0.3
29 vi 93 4.82.: B: .mnommau

(a) Here is a histogram of the data, with classes 0 S damage < 10, 1 0 S damage < 20, and so
on.
Millions N = 51
Midpoint Count -
5 25
15 6
25 4
35 3
45 5
55 3
65 2
'15 0
85 3
0.0 6.0 12.0
Tiler (ltl'l'lbuhw )5 Skofghj
0. dealer at cfw_mot-f,

1.1 Variables: Categorical and Quantitative
Categorical Variable records which of several _ or categories an individual
belongs to.
*Example
Quantitative Variable takes _ values for which it makes sense to do
arithmetic operations like adding and averagin

Describing Distributions with numbers (1.2)
Measuring Center: The Mean
The most common measure of center is the ordinary arithmetic average, or mean.
or
*Example Use survey data from first day. What is the mean for height?
The mean is _ because it is sens