Title: qnt 351 genius Invent Yourself/qnt351genius.com
1qnt 351 genius Invent Yourself/qnt351genius.com
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3QNT 351 Final Exam Guide (New) FOR MORE CLASSES
VISIT www.qnt351genius.com Q1 The Director of
Golf for a local course wants to study the number
of rounds played by members on weekdays. He
gathered the sample information shown below for
520 rounds. At the .05 significance level, is
there a difference in the number of rounds played
by day of the week? 2An auditor for American
Health Insurance reports that 20 of
policyholders submit a claim during the year. 15
policyholders are selected randomly. What is the
probability that at least 3 of them submitted a
claim the previous year? 3 When a class interval
is
4QNT 351 Final Exam Guide FOR MORE CLASSES
VISIT www.qnt351genius.com 1) The main purpose of
descriptive statistics is to 2) The general
process of gathering, organizing, summarizing,
analyzing, and interpreting data is called 3)
The performance of personal and business
investments is measured as a percentage, return
on investment. What type of variable is return on
investment? 4) What type of variable is the
number of robberies reported in your city?
5QNT 351 Week 1 DQ 1 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 1 DQ1 Where
would you see descriptive statistics used in your
work place?
6 QNT 351 Week 1 DQ 2 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 1 DQ2 How
would you define dependent and independent
variables? What is their significance in
research? Explain with examples.
7 QNT 351 Week 1 DQ 3 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 1
DQ3 Develop five demographic questions to measure
gender, age, years of experience, level of
education, and ethnicity. Identify the level of
measurement used for each
8QNT 351 Week 1 DQ 4 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 1 DQ4 How would
you define a variable? What is the difference
between a dependent and independent variable? Do
you think both variables are used in every
research? Explain why or why not. Provide examples
9 QNT 351 Week 1 DQ 5 FOR MORE CLASSES
VISIT www.qnt351genius.com . Week 1 DQ5 What is
the importance of statistics in business decision
making? Describe a business situation where
statistics was used in making a decision.
10QNT 351 Week 1 DQ 6 FOR MORE CLASSES
VISIT www.qnt351genius.com . Week 1 DQ6 What are
the four data measurement scales? Provide two
examples and explain the importance of each in
business research.
11QNT 351 Week 1 Individual Assignment Statistics
in Business (2 Sets) FOR MORE CLASSES
VISIT www.qnt351genius.com This tutorial
contains 2 different Sets of papers Define stati
stics. Identify different types of
statistics. Describe the role of statistics in
business decision making. Write a 300-word
summary providing at least three examples or
problem situations in which statistics was used
or could be used.
12QNT 351 Week 1 Introduction to Statistical
Thinking Worksheet FOR MORE CLASSES
VISIT www.qnt351genius.com Complete the
Introduction to Statistical Thinking Worksheet.
Format your assignment consistent with APA
guidelines. Click the Assignment Files tab to
submit your assignment. 1. There are 23 people at
a party. Explain what the probability is that any
two of them share the same birthday . 2. A cold
and flu study is looking at how two different
medications work on sore throats and fever.
Results are as follows Sore throat -
Medication A Success rate - 90 (101 out of 112
trials were successful) Sore throat -
Medication B Success rate - 83 (252 out of 305
trials were successful) Fever - Medication A
Success rate - 71 (205 out of 288 trials were
successful) Fever - Medication B Success rate
- 68 (65 out of 95 trials wer
13QNT 351 Week 2 Connect Problems FOR MORE CLASSES
VISIT www.qnt351genius.com QNT 351 Week 2
Connect Problem 1. The director of admissions at
Kinzua University in Nova Scotia estimated the
distribution of student admissions for the fall
semester on the basis of past experience. a. What
is the expected number of admissions for the fall
semester? b. Compute the variance and the
standard deviation of the number of admissions.
2. The Internal Revenue Service is studying the
category of charitable contributions. A sample of
28 returns is selected from young couples between
the ages of 20 and 35 who had an adjusted gross
income of more than 100,000. Of these 28
returns, 5 had charitable contributions of more
than 1,000. Suppose 4 of these returns are
selected for a comprehensive audit. a. You should
use the hyper geometric distribution is
appropriate. Because b. What is the probability
exactly one of the
14 QNT 351 Week 2 DQ 1 FOR MORE CLASSES
VISIT www.qnt351genius.com . Week 2 DQ1 Can
mean, median, or mode be calculated from all
statistical data? Explain why or why not. When is
the mean the best measure of central tendency?
When is the median the best measure of central
tendency?
15QNT 351 Week 2 DQ 2 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 2 DQ2 Describe
a business situation, other than what has already
been selected by fellow students or selected from
the team assignment, where mean and standard
deviation can be used in decision making.
Describe how calculation of mean and standard
deviation can help in making a decision.
16 QNT 351 Week 2 DQ 3 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 2 DQ3 What
level of data is a telephone number? Explain.
17 QNT 351 Week 2 DQ 4 FOR MORE CLASSES
VISIT www.qnt351genius.com . Week 2 DQ4 Does all
data have a mean, median, or mode? Why or why
not? When is the mean the best measure of central
tendency? When is the median the best measure of
central tendency?
18 QNT 351 Week 2 DQ 5 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 2 DQ5 Why is
the population shape a concern when estimating a
mean? What effect does sample size, n, have on
the estimate of the mean?
19 QNT 351 Week 2 Learning Team Assignment Data
Collection (2 Sets) FOR MORE CLASSES
VISIT www.qnt351genius.com This tutorial
contains 2 different Sets of papers Discuss with
your team whether you have data from RES/351,
and if your team would like to use one team
members data for the Learning Team assignments
in this course. If using data from
RES/351 Resources Data collected from
RES/351 Prepare a 700- to 1,050-word written
report along with a 5- to 7-slide
Microsoft PowerPoint presentation for the
senior management team or stakeholders of your
RES/351 research project to present your findings.
20QNT 351 Week 2 Probability Worksheet FOR MORE
CLASSES VISIT www.qnt351genius.com Complete the
Probability Worksheet. Format your paper
consistent with APA guidelines. Click the
Assignment Files tab to submit your assignment.
Maximum and Minimum Temperatures Search the
Internet for U.S. climate data. Choose the city
in which you live. Click on the tab that reads
Daily. 1. Prepare a spreadsheet with three
columns Date, High Temperature, and Low
Temperature. List the past 60 days for which data
is available. 2. Prepare a histogram for the data
on high temperatures and comment on the shape of
the
21QNT 351 Week 2 Team Assignment Descriptive
Statistics Real Estate Data Part 1 (New) FOR MORE
CLASSES VISIT www.qnt351genius.com Search the
Internet for a realty site. Select a hometown of
someone on your team in the search section on the
website you have chosen. When all of the listings
populate, make sure that the sort criteria reads
"New Listings." This ensures that you are
searching a random cross-section of listings
rather than favoring one price range. Review the
new listings that populate. Create an Excel
spreadsheet with 4 columns of the first 100
single family homes listed, not including
condominiums or townhouses. Include each of the
following categories in the spreadsheet Property
address, listing price, square footage, and
number of bedrooms. Prepare a frequency
distribution for listing prices, including
relative frequencies. Create
22 QNT 351 Week 3 Connect Problems FOR MORE
CLASSES VISIT www.acc421genius.com Award 10
out of 10.00 points A sample of 43 observations
is selected from a normal population. The sample
mean is 30, and the population standard deviation
is 3. Conduct the following test of hypothesis
using the 0.05 significance level. a. Is this a
one- or two-tailed test? b. What is the decision
rule? (Round your answer to 3 decimal places.) c.
What is the value of the test statistic? (Round
your answer to 2 decimal places.) d. What is your
decision regarding H0? e. What is the p-value?
(Round your answer to 4 decimal places.) 2.At the
time she was hired as a server at the Grumney
Family Restaurant, Beth Brigden was told, You
can average 86 a day in tips. Assume the
population of daily tips is normally
23 QNT 351 Week 3 DQ 1 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 3 DQ1 What are
the differences between probability and
coincidence? Can the probability be more than 1
or less than 0? Explain why or why not.
24QNT 351 Week 3 DQ 2 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 3 DQ2 What is
the role of probability concepts in business
decision-making? Provide specific examples.
25QNT 351 Week 3 DQ 3 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 3 DQ3 What are
the basic differences between a discrete and a
continuous distribution?
26QNT 351 Week 3 DQ 4 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 3 DQ4 What are
the characteristics of standard normal
distribution? Explain how to calculate the z-test
static. Explain how a z-value is used to
calculate the area under the distribution and the
meaning of P(0 to z) when z 1.96.
27QNT 351 Week 3 Individual Assignment Real Estate
Data FOR MORE CLASSES VISIT www.qnt351genius.com
Resources Appendix A1 at the end of Basic
Statistics for Business and Economics Answer quest
ion 68 in the Data Set Exercises from Ch. 3
of Basic Statistics for Business and
Economics. Answer question 34 in the Data Set
Exercises from Ch. 4 of Basic Statistics for
Business and Economics.
28QNT 351 Week 3 Team Assignment Sampling
Distributions Real Estate Part 2 (New) FOR MORE
CLASSES VISIT www.qnt351genius.com Use the real
estate data that you used for your learning team
project that was due in Week 2. Complete the
Sampling Distributions - Real Estate Part 2
worksheet. Format your assignment consistent with
APA guidelines. Click the Assignment Files tab to
submit your assignment. 1. Review the data and
for the purpose of this project please consider
the 100 listing prices as a population. Explain
what your computed population mean and population
standard deviation were. 2. Divide the 100
listing prices into 10 samples of n10 each.
29QNT 351 Week 3 Team Assignment Summarizing and
Presenting Data (2 Sets) FOR MORE CLASSES
VISIT www.qnt351genius.com This tutorial contains
2 different Sets of papers If using RES/351
data Revise the report submitted in Week Two
based on the feedback provided by the instructor
in the team assignment, and insight gained by
reading. Summarize the data collected using
descriptive statistics. Descriptive statistics
should be in the forms of frequency distribution
table, measures of mean, median, mode, standard
deviation, and graphical display of
data. Summarize the statistics in relation to
the problem selected and research questions and
draw conclusions.
30QNT 351 Week 4 Connect Problems FOR MORE CLASSES
VISIT www.qnt351genius.com QNT 351 Week 4
Connect Problem 1) The Production department of
Celitronics International wants to explore the
relationship between the number of employees who
assemble a subassembly and the number produced.
As an experiment, 2 employees were assigned to
assemble the subassemblies. They produced 13
during a one-hour period, then 4 employees
assembled them. They produced 22 during a one
hour period. The complete set of paired
observation follows a) The dependent variable is
production that is, it is assumed that different
levels of production result from a different
number of employees. b) A scatter diagram is
provided below. Based on it, does there appear to
be any relationship between the
31QNT 351 Week 4 DQ 1 FOR MORE CLASSES
VISIT www.qnt351genius.com Week 4 DQ1 What are
some terms related to hypothesis testing with
which you are already familiar? Why do null and
alternative hypotheses have to be mutually
exclusive?
32QNT 351 Week 4 Individual Assignment Real Estate
Data FOR MORE CLASSES VISIT www.qnt351genius.com
Resources Appendix A1 at the end of Basic
Statistics for Business and Economics Answer quest
ion 60 (both parts a. and b.) in the Data Set
Exercises from Ch. 6 of Basic Statistics for
Business and Economics. Answer question 54 (both
parts a. and b.) in the Data Set Exercises from
Ch. 7 of Basic Statistics for Business and
Economics.
33QNT 351 Week 4 Learning Team Reflection (2 Sets)
FOR MORE CLASSES VISIT www.qnt351genius.com
QNT 351 Week 4 Learning Team Reflection This
tutorial contains 2 different sets Discuss the
following with your Learning Team The steps in
testing a research hypothesis Comparing the means
of two or more groups Calculating the correlation
between two variables
34QNT 351 Week 4 Two Population Means Worksheet FOR
MORE CLASSES VISIT www.qnt351genius.com A
tomato farmer with a very large farm of
approximately 2200 acres had heard about a new
type of rather expensive fertilizer which would
supposedly significantly increase his production.
The frugal farmer wanted to test the new
fertilizer before committing the large investment
required to fertilize a farm of his size. He
therefore selected 15 parcels of land on his
property and divided them each into two portions.
He bought just enough of the new fertilizer to
spread over one half of each parcel and then
spread the old fertilizer over the other half of
each parcel. His yields in pounds per tomato
plant were as follows What if you were the
fertilizer sales representative and your job was
to prove the superiority of the
35QNT 351 Week 5 Team Assignment Real Estate
Regression Exercise (New) FOR MORE CLASSES
VISIT www.qnt351genius.com Complete the Real
Estate Regression Exercise. Format your paper
consistent with APA guidelines. Click the
Assignment Files tab to submit your assignment.
You are consulting for a large real estate firm.
You have been asked to construct a model that can
predict listing prices based on square footages
for homes in the city youve been researching.
You have data on square footages and listing
prices for 100 homes. 1. Which variable is the
independent variable (x) and which is the
dependent variable (y)? 2. Click on any cell.
Click on Insert?Scatter?Scatter with markers
(upper left). To add a trendline, click
Tools?Layout?Trendline?LinearTrendline Does the
scatterplot indicate observable correlation? If
so,
36qnt 351 genius Invent Yourself/qnt351genius.com
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