I am trying to understand the following question: If the overall trend of the dependent variable is decreasing, will a k-period moving average be greater than a moving average obtained with k minus 1 periods? If so, why? I cannot seem to grasp this concept and I am looking for some clarification.
#14. An urn has m black balls. At each stage a black ball is removed and a new ball, that is black with probability p and white with probability 1 - p, is put in its place. Find the expected number of stages needed until there are no more black balls in the urn. (Question is also included in attachment)
In order to decide which measure of central tendency is appropriate, you must first determine a. The appropriate graph to use and the independent variable b. The independent and dependent variables. c. How the data will be collected d. The scale of measurement being used and the shape of the distruibuion.
A couple decides to continue to have children until a daughter is born, what is the expected number of children of this couple? If there is a population with many such couples, what is the variance of the number of children per family in this population?
Perform a decision tree analysis of assisting Michael and Brittany's decision dilemma using expected value, and indicate the appropriate decision with these criteria. All calculation details are included as well as a detailed explanation of the result.
The Blackduck Players The Blackduck Players is a major league baseball expansion team beginning its third year of operation. The Players had losing records in each of its first two years and finished near the bottom of its division. However, the team was young and generally competitive. The team's general manager, Donava
For the enclosed, I need help figuring out the following: What were the sales in 1988? What will the sales be in 1993? How much do the sales change per year from 1984 to 1992? What's the 3 year moving average for 1984?
How many time series are there? What is the value of t? What is the time period used by the data? What is the independent variable? What is the 3 year moving average for crop yield?
The Thomas manufacturing company has $100,000 available to invest Doctor Thomas the president and CEO of the company, would like to choose one of the following three alternatives: 1. Expand her production 2. Invest the money in stocks 3. Purchase a certificate of deposit from the bank. the unknown is whether the economy will
My professor gave us the solution to one of our homework problems, and I don't understand. The attached file contains his solution, and my questions in red. Can you please help me to understand? A vendor sells sweatshirts at football games. They are equally likely (0.5,0.5) to sell 200 or 400 sweatshirts per game. Each or
Given a random variable X with the following PDF: X -3 -2 -1 0 1 2 3 pi 1/8 1/8 1/8 1/4 1/8 1/8 1/8 Find expected value E(X) and variance D(X)
Use the table above to determine P(X is greater than or equal to 2). Determine the expected value of X. PROBLEM 2 Two fair dice are tossed. You bet $5 that you will roll "an even sum". If you roll "an even sum" you win $10. Otherwise you lose the $5 bet. What is the expected return on this game? PROBLEM 3
Average time it takes to process applications Office 1 Office 2 Office 3 Employee 1 15 11 17 Employee 2 17 21 15 Employee 3 14 12 17 Employee 4 16 27 16 Excel Output - Anova: Single Factor SUMMARY Groups Count Sum Average Variance Column 1 4 62 15.5 1.666667 Column 2 4 71 17.75 58.2
Calculate the e-time that an arriving pedestrian must wait until crossing. See attachment.
Bernie and Pam Britten are a young married couple beginning careers and establishing a household. They will each make about $50,000 next year and will have accumulated about $40,000 to invest. They now rent an apartment but are considering purchasing a condominium for $100,000. If they do, a down payment of $10,000 will be requi