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MATH 221 Statistics for Decision Making
Week 2 iLab
Name:_Tomeka Robinson_
Statistical Concepts that you will learn after completing this iLab:
Using Excel for Statistics
Graphics
Shapes of Distributions
Descriptive Statistics
Empirical Rule
Week 2
Lecture for Week 5 Quiz
Statistics For Decision Making
Click to edit Master subtitle style
B Heard
6/13/11
Not to be used, posted, etc. without my expressed permission. B Heard
Week 5 Quiz
Your Week 5 Quiz is on material covered in Weeks
3 and 4
Your We
Keys to the Central Limit Theorem
Statistics For Decision Making
Click to edit Master subtitle style
B Heard
6/13/11
Not to be used, posted, etc. without my expressed permission. B Heard
Keys to the Central Limit
Theorem
One of the most important theorems
A
B
C
D
1 Binomial Distribution
2
n
p
3
2
0.8
4
5
6
x
P(Exactly x) P(At most x)
0
0.0400
0.0400
7
1
0.3200
0.3600
8
2
0.6400
1.0000
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
E
F
G
H
Mean
1.6
Variance
0.32
Stdev
0.57
P(At least x)
Math 221
Week 6 Lab Submitted by: (Insert Name)
* Example Format *
Part 1. Normal Distributions and Birth Weights in America
1(a) 37 to 39 weeks as mean is around 7.33 lb. 1(b) 40 weeks as mean is around 7.72 lb. 1(c) 28 to 31 weeks as mean is 4.07 lb. 2(
Math 221
Week 6 Lab Submitted by: (Insert Name)
* Example Format *
Part 1. Normal Distributions and Birth Weights in America
1(a) 37 to 39 weeks as mean is around 7.33 lb. 1(b) 40 weeks as mean is around 7.72 lb. 1(c) 28 to 31 weeks as mean is 4.07 lb. 2(
Math 221
Week 6 Lab
* Example Format *
Submitted by: (Insert Name Here *REMOVE THIS NOTE PRIOR TO SUBMITTING*) (Note: Your labs should be well organized, with results clearly identified and in the proper order. When answering questions, be sure to use com
Math 221
Week 4 Lab Submitted by: Gradford, Theodore
Part 1. Cross-Reference Tables and Probability
1. What is the probability that the cereal would be high calorie? In other words, what is P(high calorie)? P(high calorie) = 53/84=0.6310 2. What is the pr