QNT 351 Quantitative Analysis for Business = Complete Course Week 1-5 A+ Graded

 

QNT 351 (Quantitative Analysis for Business)

 

 

QNT 351 Week 1

 

 

QNT 351 Week 1 DQ1

 

Where would you see descriptive statistics used in your work place?

 

 

QNT 351 Week 1 DQ2

 

How would you define dependent and independent variables? What is their significance in research? Explain with examples.

 

 

QNT 351  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

 

QNT 351 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. 

 

 

QNT 351 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.

 

 

QNT 351 Week 1 DQ6

 

What are the four data measurement scales? Provide two examples and explain the importance of each in business research.

 

·         QNT/351 Week 1 Individual Assignment: Statistics in Business

 

 

 

 

 

 

 

QNT 351 Week 2 Quantitative Analysis for Business

 

 

 

QNT 351Week 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?

 

 

QNT 351Week 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. 

 

 

QNT 351 Week 2 DQ3

 

What level of data is a telephone number? Explain.

 

 

QNT 351Week 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?

 

 

QNT 351Week 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?

 

·         QNT 351 Week 2 Individual Assignment My StatsLab 10-Problems

 

 

·         QNT 351 Week 2 Learning Team Assignment (Data Collection) 1400 Words

 

 

·         QNT 351 Week 2 Learning Team Assignment Data Collection Presentation 7 Slides

 

 

 

 

QNT 351 Week 3(Quantitative Analysis for Business)

 

 

QNT 351 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.

 

 

QNT 351 Week 3 DQ2

 

What is the role of probability concepts in business decision-making? Provide specific examples.

 

QNT 351 Week 3 DQ3

 

What are the basic differences between a discrete and a continuous distribution?

 

QNT 351 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.

 

 

·         QNT 351 Week 3 Individual Assignment (My StatsLab 14-Problems)

 

 

·         QNT 351 Week 3 Individual Assignment (Real Estate Data)

 

 

·         QNT 351 Week 3 Learning Team Assignment (Summarizing and Presenting Data) 2200+ Words

 

 

·         QNT 351 Week 3 Summarizing and Presenting Data.

 

 

 

 

 

QNT 351 Week 4(Quantitative Analysis for Business)

 

 

QNT 351 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?

 

QNT 351 Week 4 DQ2

 

Why does the significance level differ among industries? Will the null hypothesis be more likely to be rejected at α = 0.01 than α = 0.10? As the significance level increases to α = 0.10 from α = 0.01, which type error is more likely to occur? What can be done to reduce the likelihood of incurring this error?

 

 

QNT 351 Week 4 DQ3

 

Please explain the five steps used in hypothesis testing. How does the five-step procedure for hypothesis testing differ when comparing two groups using a t- or z-test? How is the process similar?

 

 

QNT 351 Week 4 DQ4

 

Please explain terms related to hypothesis testing; please explain null and alternate hypotheses, explain the difference between two different test statistics, then define the equations used in both.   Why do null and alternative hypotheses have to be mutually exclusive?

 

 

·         QNT 351 Week 4 Individual Assignment (MyStatsLab 14-Problems)

 

 

·         QNT 351 Week 4 Individual Assignment Real Estate Data.

 

 

·         QNT 351 Week 4 Learning Team Reflections.

 

 

 

QNT 351 Week 5(Quantitative Analysis for Business)

 

 

QNT 351 Week 5 Analyzing and Interpreting Data.

 

 

·         QNT 351 Week 5 Indivdiual Assignment MyStatsLab 12  Problems.

 

 

·         QNT 351 Wk 5 Individual Assignment Real Estate Data (Question # 58 and 62)

 

 

·         QNT 351 Week 5 Learning Team Assignment Analyzing and Interpreting Data Paper. (1700+ Words)

 

 

·         QNT 351 Week 5 Learning Team Assignment Analyzing and Interpreting Data Presentation.

 

 

 

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