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BUS 308 Entire Course(NEW) FOR MORE CLASSES
VISIT www.bus308mentor.com   BUS 308 Week 1 DQ 1
Language BUS 308 Week 1 DQ 2 Probability BUS 308
Week 1 Quiz BUS 308 Week 1 Problem Set BUS 308
Week 1 Quiz (New)
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BUS 308 Week 1 DQ 1 Language FOR MORE CLASSES
VISIT www.bus308mentor.com   Discussion
1-1/Language Numbers and measurements are the
language of business. Organizations look at
results in many ways expenses, quality levels,
efficiencies, time, costs, etc. What measures
does your department keep track of? Are they
descriptive or inferential data, and what is the
difference between these?(Note If you do not
have a job where measures are available to you,
ask someone you know for some examples, or
conduct outside research on an interest of yours,
or use personal measures.)
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BUS 308 Week 1 DQ 2 Probability FOR MORE
CLASSES VISIT www.bus308mentor.com   Things vary
in life virtually nothing (except physical
standards such as the speed of light) we interact
with is constant over time. Much of this
variation follows somewhat predictable patterns
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BUS 308 Week 1 Problem Set FOR MORE CLASSES
VISIT www.bus308mentor.com   1. For
assistance with these calculations, see the
Recommended Resources for Week One. Measurement
issues. Data, even numerically code variables,
can be one of 4 levels nominal, ordinal,
interval, or ratio. It is important to identify
which level a variable is, as this impacts the
kind of analysis we can do with the data. For
example, descriptive statistics such as means can
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BUS 308 Week 1 Quiz (New) FOR MORE CLASSES
VISIT www.bus308mentor.com   1. Question
In statistical notation, M is to µ as s
is to s. Question 2. Question A
parameter refers to a sample characteristic. Quest
ion 3. Question Data on the city from
which members of a board of directors come
represent interval data.
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BUS 308 Week 1 Quiz FOR MORE CLASSES VISIT
www.bus308mentor.com   1. Question
Data on the city from which members of a board
of directors come represent interval data. 2.
Question Inferential statistics infer
the characteristics of samples. 3.
Question The mode is which of the
following?
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BUS 308 Week 2 DQ 1 Hypotheses FOR MORE CLASSES
VISIT www.bus308mentor.com   Discussion
2-1/Hypotheses What is a hypothesis test? Why
do we need to use them to make decisions about
relating sample results to the population why
cant we just make our decisions by the sample
value?
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BUS 308 Week 2 DQ 2 Variation FOR MORE CLASSES
VISIT www.bus308mentor.com   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 activities). When are
differences (between one time period and another,
between different production lines, etc.) between
average or actual results
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BUS 308 Week 2 Problem Set FOR MORE CLASSES
VISIT www.bus308mentor.com   Problem Set Week
Two   Complete the problems below and submit your
work in an Excel document. Be sure to show all of
your work and clearly label all calculations. All
statistical calculations will use the
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BUS 308 Week 2 Quiz (New) FOR MORE CLASSES
VISIT www.bus308mentor.com   1. Question
What is the relationship between the
power of a statistical test and decision
errors? Question 2. Question The
desired sample depends on all of these factors
except? Question 3. Question What
question does the z test answer?
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BUS 308 Week 2 Quiz FOR MORE CLASSES VISIT
www.bus308mentor.com   1. Question
How is the sum of squares unlike either the
standard deviation or the variance? 2.
Question If sums of squares statistics
are calculated for shoppers at three different
retail outlets, what statistic will indicate the
variability among those at each outlet?
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BUS 308 Week 3 DQ 1 ANOVA FOR MORE CLASSES
VISIT www.bus308mentor.com   In many ways,
comparing multiple sample means is simply an
extension of what we covered last week. Just as
we had 3 versions of the t-test (1 sample, 2
sample (with and without equal variance), and
paired we have several versions of ANOVA
single factor, factorial (called 2-
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BUS 308 Week 3 DQ 2 Effect Size FOR MORE
CLASSES VISIT www.bus308mentor.com   Several
statistical tests have a way to measure effect
size. What is this, and when might you want to
use it in looking at results from these tests on
job related data?
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BUS 308 Week 3 Problem Set FOR MORE CLASSES
VISIT www.bus308mentor.com   ASSIGNMENT WEEK
3     Complete the problems below and submit your
work in an Excel document. Be sure to show all of
your work and clearly label all calculations. All
statistical calculations will use the
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BUS 308 Week 4 DQ 1 Confidence Intervals FOR
MORE CLASSES VISIT www.bus308mentor.com   Discuss
ion 4-1/Confidence Intervals Many people do not
like or trust single point estimates for
things they need measured. Looking back at the
data examples you have provided in the previous
discussion questions on
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BUS 308 Week 4 DQ 2 Chi-Square Tests FOR MORE
CLASSES VISIT www.bus308mentor.com   Discussion
4-2/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?
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BUS 308 Week 4 Problem Set FOR MORE CLASSES
VISIT www.bus308mentor.com   ASSIGNMENT WEEK
4   Lets look at some other factors that might
influence pay. Complete the problems below and
submit your work in an Excel document. Be sure to
show all of your work and clearly label all
calculations. All statistical calculations will
use the
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BUS 308 Week 4 Quiz (New) FOR MORE CLASSES
VISIT www.bus308mentor.com   1. Question
The goodness of fit test null hypothesis
states that the sample data does not match an
expected distribution. Question 2. Question
Statistical significance in the Chi-square
test means the population distribution (expected)
is not the source of the sample (observed) data.
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BUS 308 Week 4 Quiz FOR MORE CLASSES VISIT
www.bus308mentor.com   1. Question
With reference to problem 1, what statistic
determines the correlation of experience with
productivity, controlling for age in experience?
2. Question In a problem where
interest rates and growth of the economy are used
to
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BUS 308 Week 5 DQ 1 Correlation FOR MORE
CLASSES VISIT www.bus308mentor.com   Discussion
5-1/Correlation What results in your departments
seem to be correlated or related to other
activities? How could you verify this? Create a
null and alternate hypothesis for one of these
issues. What are the
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BUS 308 Week 5 DQ 2 Regression FOR MORE CLASSES
VISIT www.bus308mentor.com   Discussion
5-2/Regression At times we can generate a
regression equation to explain outcomes. For
example, an employees salary can often be
explained by their pay grade, appraisal rating,
education level, etc. What variables might
explain or predict an outcome in your department
or life? If you generated a
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BUS 308 Week 5 Final Paper (2 Papers) FOR MORE
CLASSES VISIT www.bus308mentor.com   This
tutorial contains 2 Different Papers The final
paper provides you with an opportunity to
integrate and reflect on what you have learned
during the class.
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BUS 308 Week 5 Problem Set FOR MORE CLASSES
VISIT www.bus308mentor.com   ASSIGNMENT WEEK 5
1. Create a correlation table for the
variables in our (Use analysis ToolPak or
StatPlusmac LE function Correlation). a.
Reviewing the data levels from week 1, what
variables can be used in a Pearsons Correlation
Table (which is what Excel produces)?
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