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Problem 1: In what situations should the PERT estimation technique be used? Problem 2: Use advantages and disadvantages to support your arguments.
What is the cost variance, schedule variance, cost performance index (CPI), and schedule performance index (SPI) for the project?
Calculate the probability that the project will be completed in 38 weeks.
Question 1: Determine the optimal number of angels for Ingrid to order. Question 2: Why isn't Ingrid concerned with the reorder point for angels?
Construct the probability distribution for the number of customers inside the post office (stopping at that n where the probability rounds to zero to two decimal places.
The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the standar
Problem: What are central tendency measures? How do they help researchers evaluate the distribution of data?
Problem: What are the characteristics of a normal distribution, and why is normal distribution an important concept for researchers?
Question: What is a z-distribution, and how does it relate to normal distribution? Write your response in a white paper using APA style of writing.
Written opinion on why although change can be positive overall, it can also end poorly. How can the obstacles of change be overcome? Explain using detail and examples.
Problem: How does low-cost leadership differ from a differentiation strategy and a focus strategy? Is one better than another, in your opinion? Is one more ethical than another, in your viewpoint? E
Question: What kinds of information can one sample t-test provide to researchers? What conclusions can be drawn from sample t-test results?
Problem: What are the steps of hypothesis testing? Which step is the most important? Write your response in APA style of writing.
Question: What is the difference between a t-test and ANOVA, and how are they related? Write yopur response in accordance to APA style of writing.
Using SPSS, analyze your survey data using descriptive statistics (mean, standard deviation, mode and variation, for categorical data use frequencies and percentages) and inferential statistics (cor
Problem: How do nonparametric statistical tests compare to parametric tests in terms of statistical power?
Problem: What is nonparametric statistics? Provide a few examples of research hypotheses where researchers can use nonparametric statistical techniques.
Problem: When is it appropriate to use linear regression? What is the relationship between linear regression and correlation?
(a) Calculate the weighted mean of the probability distribution; (b) Calculate the variance of the probability distribution;
Now suppose that management believes the probability of weak demand in 2012 is25% and the probability of strong demand is 75%. Compute the expected profit,variance, standard deviation, and coefficie
If they are wrong, their prize is decreased to $500,000. A contestant thinks his guess will be right 50% of the time. Should he play? What is the lowest probability of a correct guess that would mak
Visual analytics are useful tools for both developing insights and persuasive communication. Choose an article from the Wall Street Journal that incorporates a visual analytic graphic.
A put option on S$ exists, with an exercise price of $.51, a premium of $.02, and a 180 day expiration date. Hoseman has developed the following probability distribution for the spot rate in 180 day
2. At least two statistical graphs or visual aids that support different sections of the analysis
Begin your investigation of infant mortality rates in the U.S. by gathering and analyzing statistical data.