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 important to identify which level a variable is, as
th
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 your decisions on rejecting or not rejecting the null hyp
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
2
Wal-Mart Financial Analysis Report
In accounting the
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 some excel generated results?
Sal
Mean
Standard Error
M
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 Generator.
b.
1) BBB, GGG
2) BGG, GBG, GGB
3) GBB, BGB, B
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 the chi-square tests? What would these results tell
you?
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 involved in a t-test.
The t-test is more sensitive to mi
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 measures and data you use (in either your personal or
job acti
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: Answer found in section 1.2 The Notation, in Statistics f
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 overall average compas are equal in the population, but
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 the problem-
IntroductionThe purpose of my paper is to d
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 Managers
Explanation
:
Points Received:
False
1 of 1
Comme
RUNNING head: FINAL RESEARCH
1
T-test Analysis on Group Home Behavior
Name
BUS 308
Instructor
date
T-test Analysis on Group Home Behavior
2
T-test Analysis on Group Home behavior between boys and girls
The purpose of my paper is to discuss the difference
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 variables are quantitative and which are qualitative?
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 100
Points Received:
1 of 1
no fewer than 20
5 and 20
Com
B
WeekOneExerciseAssignment
Basic Accounting Equations
1.Recognitionofnormalbalances
ThefollowingitemsappearedintheaccountingrecordsofTriguero's,aretailmusicstorethat
alsosponsorsconcerts.Classifyeachoftheitemsasanasset,liability;revenue;orexpensefrom
the
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 important to identify which level a variable is, as
th
Score:
<1 point>
Week 4
Confidence Intervals and Chi Square (Chs 11 - 12)
For questions 3 and 4 below, be sure to list the null and alternate hypothesis statements. Use .05 for your significance level in making your decisions.
For full credit, you need to
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? (Note: Situations could
relate to your work, home life,
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. How would you use the results?
A t-test is when the test
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 of ? How are the measures collected,
and how are they su
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/distributions that describe the data). For the measures
you identi
) An economist who is studying the relationship between the
money supply, interest rates, and the rate of inflation is
engaged in
A.
B.
C.
D
.
microeconomic research
macroeconomic research
theoretical research, because there is no data on these
variables
Money Growth Rates and Recessions
From Chapter 26, complete problem 14 (page 632): Suppose that you observed a
substantial decline in the money growth rate six months before the start of every
recession. Would that be enough to convince you that money aff
Week 1 DQ 1 Should You Invest Short Term?
What are the implications of a U.S. policy to bail out firms and heavily subsidize
the economy? How could such a policy create inflation and higher interest rates?
If you have cash available should you wait until