QNT 275T Improved tutorial / newtonhelp.com

1
QNT 275T Improved tutorial / newtonhelp.com
2
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275 Week 2 Homework Problem Set Excel File
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• 1.
• In a hearing test, subjects estimate the loudness
  (in decibels) of a sound, and the results are
  69, 67, 71, 72, 65, 75, 68, 68, 83, 73, 68.
• Calculate the measures of central tendency
  (Mean, median, mode) and the measures of
  dispersion (range, standard deviation, variance). 

3
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275 Week 3 Homework Problem Set Excel File
• For more course tutorials visit
• www.newtonhelp.com
•  
• 1.
• A survey is made in a neighborhood of 90 voters.
  75 are Democrats and 15 are Republicans. Of the
  Democrats, 30 are women, while 7 of the
  Republicans are women. If one subject from the
  group is randomly selected, find the probability
  the individual is a male Republican.

4
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275 Week 4 Homework Problem Set Excel File
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• 1.
• A sample of 100 items has a population standard
  deviation of 5.9 and a mean of 32. Construct a 95
  percent confidence interval for µ.
•  
• 2.
• At the end of 1990, 1991, and 1992, the average
  prices of a share of stock in a portfolio were
  34.75, 34.65, and 31.25 respectively.

5
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Apply Week 1 Connect Exercise (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• Week 1 Connect Exercise (All Possible Question
  Answers)
• QNT/275T
•  
• College entrance  exam scores, such as SAT
  scores, are an example of a(n)________ variable.

6
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Apply Week 2 Connect Exercise (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• 1)         An interval that contains a specified
  percentage of the individual measurements is
  called a(n) _______________ interval.
•  
•  
• 2)         A CFO is looking at what percentage of
  a company's resources are spent on computing. He
  samples companies in the pharmaceutical industry
  and develops the following stem-and-leaf graph.

7
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Apply Week 3 Connect Exercise (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• Week 3
• Quiz
• Consider a standard deck of 52 playing cards, a
  randomly selected card from the deck, and the
  following events R red, B black, A ace, N
  nine, D diamond, and C club.
• Are D and C mutually exclusive?

8
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Apply Week 4 Connect Exercise (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Apply Week 4 Connect Exercise (All
  Possible Question Answers)
•  
• 1)         A sample of 100 items has a population
  standard deviation of 5.1 and a mean of 21.6.
  Construct a 95 percent confidence interval for µ.

9
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Apply Week 5 Connect Exercise (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Apply Week 5 Connect Exercise (All
  Possible Question Answers)
•  
•  
•  
• 1)         When the assumption of __________
  residuals (error terms) is violated, the
  Durbin-Watson statistic is used to test to
  determine if there is significant _____________
  among the residuals.

10
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Entire Course
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 1 Discussion Statistics Tools
• QNT 275T Week 1 Practice Knowledge Check
• QNT 275T Apply Week 1 Connect Exercise
• QNT 275T Week 2 Discussion Charts
•  

11
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 1 Discussion Statistics Tools
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 1 Discussion Statistics Tools
•  
• Post a total of 3 substantive responses over 2
  separate days for full participation. This
  includes your initial post and 2 replies to other
  students. 
• Due Thursday 
• Respond to the following in a minimum of 175
  words 
• Review the Discussion FAQs Module. Choose one
  statistical tool that you read about this week. 
   Consider a decision you need to make at work or
  at home.

12
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 1 Practice Knowledge Check (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 1 Practice Knowledge Check (All
  Possible Question Answers)
•  
•  
• 1)         A sequence of operations that takes
  inputs and turns them into outputs is a ________.
•  
•  
•  
• 2)         Time series data are data collected at
  the same time period.

13
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 2 Discussion Charts
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 2 Discussion Charts
• Post a total of 3 substantive responses over 2
  separate days for full participation. This
  includes your initial post and 2 replies to other
  students. 
• Due Thursday 
• Respond to the following in a minimum of 175
  words 

14
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 2 Practice Knowledge Check (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• Wk 2 Practice Week 2 Knowledge Check (All
  Possible Question Answers)
• 1. In a statistics class, the following 10 scores
  were randomly selected 74, 73, 77, 77, 71, 68,
  65, 77, 67, 66.
• What is the median?

15
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 3 Discussion Sales Training
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 3 Discussion Sales Training
• Post a total of 3 substantive responses over 2
  separate days for full participation. This
  includes your initial post and 2 replies to other
  students. 
• Due Thursday 

16
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 3 Practice Knowledge Check (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• Week 3
• Knowledge Check (All Possible Question Answers)
•  
• In a local survey, 100 citizens indicated their
  opinions on a revision to a local land-use plan.
  Of the 62 persons giving favorable responses, 40
  were males.

17
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 4 Discussion Income and Insurance
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 4 Discussion Income and Insurance
• Post a total of 3 substantive responses over 2
  separate days for full participation. This
  includes your initial post and 2 replies to other
  students. 
• Due Thursday 
• Respond to the following in a minimum of 175
  words 
• Suppose that we wish to assess whether more than
  60 percent of all U.S. households in a particular
  income class bought life insurance last year.

18
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 4 Practice Knowledge Check (All
  Possible Question Answers)
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• Week 4
• Knowledge Check (All Possible Question Answers)
•  
• If we have a sample size of 100 and the estimate
  of the population proportion is .10, we can
  estimate the sampling distribution of  pˆp  with
  a normal distribution.

19
QNT 275T Improved tutorial / newtonhelp.com

• QNT 275T Week 5 Discussion The Tasty Sub Shop
  Case and The QHIC Case
• For more course tutorials visit
• www.newtonhelp.com
•  
•  
• QNT 275T Week 5 Discussion The Tasty Sub Shop
  Case and The QHIC Case
• Post a total of 3 substantive responses over 2
  separate days for full participation. This
  includes your initial post and 2 replies to other
  students. 
• Due Thursday 
• Respond to the following in a minimum of 175
  words 

20
QNT 275T Improved tutorial / newtonhelp.com