Score:
<1 point>
Week 1.
1
Measurement and Description - chapters 1 and 2
Measurement issues. Data, even numerically coded variables, can be one of 4 levels nominal, ordinal, interval, or ratio. It is
Score:
<1 point>
Week 2
1
Testing means - T-tests
In questions 2 and 3, be sure to include the null and alternate hypotheses you will be testing.
In the first 3 questions use alpha = 0.05 in making yo
Levels
Managers and professionals often pay more attention to the levels of their measures (means, sums, etc.) than to the
variation in the data (the dispersion or the probability patterns/distributio
Running head: WEEK 2 ASSIGNMENT
1
Week 2 Assignment
BUS308: Statistics for Managers
Professor Glenn Daniels
Name
date
Running head: WEEK 2 ASSIGNMENT
4.4
a.
This diagram produced using Tree Diagram Ge
1. Using the Excel Analysis ToolPak function descriptive statistics, generate descriptive statistics for the salary data.
Which variables does this function not work properly for, even though we have
Wal-Mart Financial Analysis Report
1
Wal-Mart Financial Analysis Report
Michael Thomas
ACC205: Principles of Accounting
Instructor: Mark Stricklett
November 10, 2014
Wal-Mart Financial Analysis Report
Chi-Square Tests
Chi-square tests are great to show if distributions differ or if two variables interact in producing outcomes. What are
some examples of variables that you might want to check using t
1.
Question :
The one-sample t-test differs from the z-test in which way?
@Answer found in section 4.3 The One-sample t-Test, in Statistics for Managers
Student Answer:
There are no parameter values i
1.
Question :
Student Answer:
Technically, statistic refers to which?
A sample characteristic
A measure of variability
A population characteristic
A particular scale of data
Instructor Explanation: An
Variation
Variation exists in virtually all parts of our lives. We often see variation in results in what we spend (utility costs
each month, food costs, business supplies, etc.). Consider the measure
1.
Question :
Compared to the ANOVA test, Chi-Square procedures are not powerful (able to
detect small differences).
Student
True
Answer:
Instructor Answer found in section 12.3, in Statistics for Man
Score:
Week 3
ANOVA and Paired T-test
At this point we know the following about male and female salaries.
Male and female overall average salaries are not equal in the population.
a.
Male and female o
1RunningHead:Liability
Liability
Marcus Wilson
ACC205
KamilaBednarski
05/12/2015
WeekFourExerciseAssignment
Liability
1.Payrollaccounting.Assumethatthefollowingtaxratesandpayrollinformationpertainto
B
RUNNING head: OUTLINE
1
T-test Analysis on Group Home Behavior
Angela M. Hill-McBride
BUS 308
Instructor Sheedy
October 21, 2013
T-test Analysis on Group Home Behavior
2
Outline
1. Identification of t
D
65
75
95
90
90
E
55
90
85
100
95
90
95
90
75
95
95
80
F
95
95
70
100
95
95
Analysis of Variance (One-Way)
Summary
Groups
A
B
C
D
E
F
ANOVA
Source of Variation
Sample size
Sum
15
#
7 570.0000
5 450.0
Running head: WEEK 1 ASSIGNMENT
1
Week 1 Assignment
BUS308:StatisticsforManagers
Professor: GlennDaniels
Name
date
Running head: WEEK 1 ASSIGNMENT
2
1.2 Below we list several variables. Which of these
1.
Student Answer:
ordinal and ratio.
interval and ordinal.
nominative and ordinal.
interval and ratio.
nominative and interval.
Points Received:
1 of 1
Comments:
2.
Student Answer:
3 and 100
1 and 10
B
WeekTwoExerciseAssignment
RevenueandExpenses
1.Recognitionofconcepts.JimArmstrongoperatesasmallcompanythatbooksentertainersfor
theaters,parties,conventions,andsoforth.ThecompanysfiscalyearendsonJune
Score:
<1 point>
Week 1. Measurement and Description - chapters 1 and 2
1
Measurement issues. Data, even numerically coded variables, can be one of 4 levels nominal, ordinal, interval, or ratio. It is
ANOVA
In many ways, comparing multiple sample means is simply an extension of what we covered last week. What
situations exist where a multiple (more than two) group comparison would be appropriate? (
t-Tests
In looking at your business, when and why would you want to use a one-sample mean test (either z or t) or a twosample t-test? Create a null and alternate hypothesis for one of these issues. Ho
Language
Numbers and measurements are the language of business. Organizations look at results, expenses, quality levels,
efficiencies, time, costs, etc. What measures does your department keep track o