A One-Sample Z: SALES Confidence two tail
The assumed standard deviation = 2.415
Variable
SALES
N
100
Mean
42.340
StDev
4.171
SE Mean
0.241
95% CI
(41.867, 42.813)
One-Sample Z a= one tail hypo test
T
MATH 533: Applied Managerial Statistics
Course Project Part A
Introduction.
I.
SALESCALL Inc. is a company with thousands of salespeople. The data provided; SALES (the
number of sales made this week),
MATH 533: Applied Managerial Statistics
Course Project Part A
Introduction.
I.
SALESCALL Inc. is a company with thousands of salespeople. The data provided; SALES (the
number of sales made this week),
Answer
The length of time to do a cable installation by
Multi-Cable Inc. is normally distributed with a mean of
42.8 minutes and a standard deviation of 6.2 minutes. What
percentage of installations t
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Boiler
Design
Boiler
Dr
MATH 533 1
Hypothesis Testing
MATH 533
Hypotheses testing involves the testing of the null hypothesis and the alternative
hypothesis. When testing the hypothesis either the null hypothesis or the alte
Read the Case: Statistics in Action: Bid-Rigging in the Highway Construction Industry, in Chapter 11 of your
textbook, and answer the following questions. The data set, FLAG, for the case study is ava
Read the Case: Statistics In Action: Legal AdvertisingDoes It Pay?, and answer the following questions. (The
case is included in your textbook, Chapter 10.) The data set for the case study is LEGALADV
Math 1
Running Head: Course Project Part C
Regression Model
MATH 533
1.
Math 2
Minitab Result
Regression Analysis: Sales versus Calls (Appendix I)
The regression equation is
SALES = 9.638 + 0.2018 CAL
1. Why is it important to study ethics in statistics? Have you seen
statistics misused? Without naming specific companies or people, can
you provide examples?
2. Please find (on the Internet or from t
Read the selection in your text book pertaining to the Case: Statistics in Action: Diary of a Kleenex User; load
the data set for the case, TISSUES, into Minitab; answer the question about the case in
Math 533: FINAL EXAM REVIEW WITH ANSWERS
REVISED Aug 2015
1. (TCO A) Consider the following age data, which is the result of selecting a random
sample of United Airlines pilots:
47
45
45
52
45
48
52
4
Math 533
Week 7 Course Project C
The scatterplot graph (appendix) signifies the relationship of income and credit balance. There is
a positive relationship between the income ($1,000) and the credit b
Math 533
Week 6 Course Project B
The managers at AJ Davis Department store has contemplated about four hypothesis from
their credit customers. A sample of 50 credit customers have been selected in ord
Math 533
Week 2 Course Project A
AJ DAVIS is a department store chain that wishes to know more about their credit customers. A
sample of 50 credit customers has been selected with data in 5 different
a
b
1
1.8
c
d
-0.4
0
-3.8
-2.2
0.341 From Table
0.5
0.841
0.155
0.5
0.345
0.500
0.5
0.0
0.486
0.5
0.986
0.464 From Table
0.5
0.964
0
0.5
0.5
0.123
0.155
a
b
1.56
0.441 From Table
0.5
0.059
c
-0.94
0.3
Variance = Stdev2 or stdev = varience
Stat Trek
Probability
A. Classical every outcome is equally likely
Ex. A single, six-sided, fair die
B. Relative Frequency Based on experiment or observation
Ex.
Applied managerial Statistics
Schedule
Quizzes will be due the following Friday after class to be able to review the previous week if needed
except 7th week will be due 11/17
Review X = previous week
Read the selection in your textbook pertaining to the Case: Statistics in Action: Medicare Fraud Investigations;
load the data set for the case, MCFRAUD, into Minitab; answer the question about the ca