Questions 1620
The last page of the exam shows data collected on a random sample of 36 movies. The following
variables were recorded for each of the 36 movies sampled:
Year: year in which the movie was
Click the Stat button (middle towards the top)
Click 1) edit
Enter the return in for both columns
Go back to the stats button, go to the middle column CALC, hit 2) 2Var Stats, enter
the top number, with the x
Each sheet contains a yellow cell for each answer.
You may use blank areas in the spreadsheet for intermediate steps.
Put your final answer in the yellow cell. For numeric answers, do no
Instead, enter the formula that yields the answer.
What is
What is
3
Each sheet contains a yellow cell for each answer.
You may use blank areas in the spreadsheet for intermediate steps.
Put your final answer in the yellow cell. For numeric answers, do no
Instead, enter the formula that yields the answer.
For example:
What
01/07/2016
Relationships
Deterministic easily understood
o true on average and in every case
o ex. If you raise the temperature of a liter of water the water
will expand by some fixed degree every time
Stochastic not easily understood
o true on averag
Each sheet contains a yellow cell for each answer.
You may use blank areas in the spreadsheet for intermediate steps.
Put your final answer in the yellow cell. For numeric answers, do no
Enter the formula that yields the answer rather than typing the num
Each sheet contains a yellow cell for each answer.
You may use blank areas in the spreadsheet for intermediate steps.
Put your final answer in the yellow cell. For numeric answers, do no
Instead, enter the formula that yields the answer.
What is
What is
3
Stock Data Means and Standard Deviations Last Fiscal Period
Current
Ratio
Earnings per
Share
Return on
Equity
Technology
mean
St. dev.
3.22
3.47
0.75
1.20
(3.39)
34.25
Utilities
mean
St. dev.
1.43
1.44
1.70
1.37
3.96
24.42
Clothing
mean
St. dev.
2.53
1.28
Assignment two
Array the data:
High uninsured
low uninsured
Midwest
Northeast
Southeast
West
Every state goes into only one of those categories
Tally the number of states in each category
Create para
Stock Data Means and Standard Deviations Current Fiscal Period
Current Ratio Earnings per Share Return on Equity
Technology
Mean
4.08
0.67
49.30
Standard Deviation
5.87
2.78
Class Data Sheet  Spring 2015 11 AM
Gender
m
f
m
m
m
m
m
m
m
f
m
m
m
f
f
m
m
f
f
m
m
m
m
f
m
m
f
m
m
m
f
f
Res.
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
off
on
on
on
off
on
off
on
on
on
on
off
on
on
off
on
Job?
job
no
no
no
job
job
no
no
Duquesne University
AJ Palumbo School of Business
QSIS 284
Assignment 1
Due: At the start of class Wednesday, March 11
th
Stock performance influences individual and institutional investment decisions. While each
companys stock can be evaluated on its own
Dr. Charles Wilf
Business Statistics II
14 April 2015
Assignment II
To analyze the relationship between the percentages of uninsured automobiles in
various regions, I decided to use a chisquared statistical analysi
Dr. Charles Wilf
Business Statistics II
11 March 2015
After analyzing the financial performance of the five sectors according to the three
variables, it is easy to recognize the sectors that performed better than others and improved their
financial standi
Duquesne University
AJ Palumbo School of Business
QSIS 284
Assignment 2
Due: On Wednesday, April 15
th
Different states in the United States have different levels of automobile insurance
coverage. The attached sheet provides data on the percentage of unin
TTest Statistics for TwoSample TTests by Variable and
Significance at Alpha Levels
Current Ratio
Technology
Utilities
Clothes
Entertainment
Pharmaceuticals
* p < .05
Technology

Utilities Clothes
2.61*
1
Extra Credit Goodness of Fit Example:
Due Tuesday Feb 10, 2015
Up to 3 points applied to your Lab grade
Problem: Although most of the classes came to the same conclusions for most of the tests we did
BStat 284
Simple Linear Regression
Handin Lab Assignment Due Tuesday Feb 18
Please note that Monday is Presidents Day. I will be in my office from 911 am
Real Estate Data continued (7 pts)
1. Refer to the real estate data. This time the realtor would li
Make/Model
Honda Civic
Honda Civic
Toyota Prius
Toyota Corolla
Chevrolet Malibu
Chevrolet Malibu
Nissan Altima
Nissan Altima
Ford Escape
Ford Escape
Saturn Vue
Saturn Vue
Lexus RX
Lexus RX
Toyota Highlander
Toyota Highlander
Class
Type
Small Car
Hybrid
Sm
nonSL BStat 284
Final Project Reflection
DUE: April 24, 2014
Spring 2014
Throughout the two semesters of Statistics, it is my ultimate goal to prepare you to be able to
Learn how to develop a research design for testing the difference between two or more
Lab 2 Assignment: Due Tuesday Feb. 4
signatures _
_
If you are working in a pair, please print each name and provide your signature below
to indicate that both partners shared equally in completing the assignment.
(Please do not turn in a copy of the demo
For our final statistics project, we decided to research the question: how many graduating
seniors in the class of 2014 at Warren Area High School choose to go to college in at a school with a
Division 1 football
BStat 284
Multiple Linear Regression
Inclass Lab
SPR
Alumni giving is an important source of revenue for colleges and universities. If
administrators could determine the factors that influence increases in the percentage of
alumni who make a donation, th