MTH 165
Chapter 3: Numerically Summarizing Data
Fall 2014
3.2 Worksheet (Empirical Rule and Chebychevs Theorem)
1. The mean and standard deviation in months for the age when a child starts walking are
MTH 165
Chapter 3: Numerically Summarizing Data
Fall 2014
3.2 Worksheet (Empirical Rule and Chebychevs Theorem)
1. The mean and standard deviation in months for the age when a child starts walking are
MATH 1342
Elementary Statistical Methods
Lab 3 Ch.7 Normal Distribution
Name _
Critical Thinking; Communication Skills; Empirical/Quantitative Skills
Grading using The Curve
When grading using the cur
MTH 165
Fall 2014
Homework #4
(due Thursday, September 25th, at the start of class)
Covering 5.1, 5.2, 5.3, 5.4
No credit will be given without supporting work. Homework consisting of multiple pages m
MTH 165
Chapter 7: The Normal Distribution
Fall 2014
7.2 Applications of the Normal Distribution
Finding probabilities & x-values
Calculator Commands for Normal Distributions
, , ,
- This command re
MTH 165
Fall 2014
Homework #3
(due Monday, September 15th, at the start of class)
Covering 3.1, 3.2, 3.4, 3.5
No credit will be given without supporting work. Homework consisting of multiple pages mus
Interesting problems from the AMATYC Student Math League Exams 2004
(February 2004, #1) A stock loses 60% of its value. What must the percent of increase be to
recover all of its lost value?
1
1
.40 x
MTH 165
Fall 2014
Homework #2
(due Thursday, September 11th, at the start of class)
Covering 2.1, 2.2, 2.3
No credit will be given without supporting work. Homework consisting of multiple pages must
b
Chapter 6 Confidence Intervals
True/False Questions 1. The confidence coefficient for a 95% confidence interval is z = 1.645. Answer: False Type: Computation Difficulty: Easy 2. The confidence coeffic
Math 256, Hallstone
Review for Final Exam
Spring 2008
Part I (Chapters 1-6)
1.
A sample of 10 high school seniors was asked to record the amount of time they spent studying during a one
week period. T
CHAPTER 1: MASTER TEST BANK
CREATING CUSTOMER RELATIONSHIPS AND VALUE THROUGH MARKETING
Test Item Table by Major Section of the Chapter and Blooms Level of Learning
Blooms Level of Learning (LL)
Level
STAT 400
Fall 2011
Homework #2
(10 points)
(due Friday, September 9, by 3:00 p.m.)
No credit will be given without supporting work.
1.
Bob is applying for a job with five companies. At the first compa
MTH 165
Chapter 10: Hypothesis Testing for Parameters
Fall 2014
10.3 Hypothesis Testing for a Population Mean
(1) Hypotheses
- Set up Hypotheses, the claim, and determine the type of test:
Left tailed
MTH 165
Chapter 10: Hypothesis Testing for Parameters
Fall 2014
10.4 Hypothesis Testing Practice
1. A humane society claims that less than 35% of U.S. households own a dog. In a random
sample of 400 U
MTH 165
Chapter 3: Numerically Summarizing Data
Fall 2014
3.4 Measures of Position and Outliers
z-Scores
Definition: The z-score represents how many standard deviations a data value is from the
mean.
MTH 165
Fall 2014
Homework #8
(due Thursday, November 6th, at the start of class)
Covering 10.1, 10.2
No credit will be given without supporting work. Homework consisting of multiple pages must
be sta
MTH 165
Fall 2014
Homework #9
(due Thursday, November 13th, at the start of class)
Covering 10.2, 10.3, 10.4, & 11.1
No credit will be given without supporting work. Homework consisting of multiple pa
STAT 400
Fall 2011
Homework #3
(10 points)
(due Friday, September 16, by 3:00 p.m.)
No credit will be given without supporting work.
1.
Homer Simpson is going to Moes Bar for some Flaming Moes. Let X
STAT 400
Fall 2011
Homework #5
(10 points)
(due Friday, October 7th, by 3:00 p.m.)
No credit will be given without supporting work.
1.
Suppose a random variable X has the following probability density
STAT 400
Fall 2011
Homework #6
(10 points)
(due Friday, Oct 14th, by 3:00 p.m.)
No credit will be given without supporting work.
1.
The fill problem is important in many industries, such as those maki
HW #7 MAT 120
Name_
(1) Which of the following are legitimate discrete probability distributions?
(a)
(b)
x
100
200
300
0
500
P(x)
0.1
0.25
0.2
0.3
0.1
x
15
25
35
45
55
(c)
P(x)
0.15
0.3
-0.2
0.45
0.1
A 1-var stat problem with solution.
(1) Find the mean, and standard deviation of the sample:
4.7 17.2 14 6.1 6.1 4.9 9.3 9.4 6.4 6.1
Solution: we have to figure out what X and are ourselves (or with t
MTH 165
Chapter 10: Hypothesis Testing for Parameters
Fall 2014
10.4 Hypothesis Testing Practice
1. A humane society claims that less than 35% of U.S. households own a dog. In a random
sample of 400 U
MTH 165
Chapter 11: Inferences On Two Samples
Fall 2014
11.1 Inferences about Two Population Proportions (Testing Differences of Proportions)
(1) Hypotheses
- Set up Hypotheses, the claim, and determi
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3
LEARNING
OBJECTIVES
After reading this chapter
you should be able to:
LO1
LO1
LO2
LO3
LO4
LO5
LO6
ker2
Chapter 01 Creating Customer Relationships & Value through Marketing
Multiple Choice
1. Which airline was the first to fly the Airbus A380?
a) Japan Airlines
b) Singapore Airlines
c) Cathay Pacific Ai
MTH 165
Chapter 11: Inferences On Two Samples
Fall 2014
11.2 Inferences about Two Means (Dependent Samples)
In this section we will be looking at Dependent Samples.
Recall that dependent samples have
MTH 165
Chapter 11: Inferences On Two Samples
Fall 2014
11.3 Inferences about Two Means (Independent Samples)
In this section we will be looking at Independent Samples.
Recall that independent samples
MTH 165
Chapter 11: Inferences On Two Samples
Fall 2014
11.3 Inferences about Two Means (Independent Samples)
In this section we will be looking at Independent Samples.
Recall that independent samples