Prices of a particular commodity in 5 years in two cities are given below:Prices of City A:2022231619Prices of City B10201215:18Find from the above data the city which had more stable prices.

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Answered: Prices of a particular commodity in 5…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Forecasting: 1. How does the number of periods in moving average affect the responsiveness of the forecast? 2. Contrast the terms sales and demand. 3. KA commercial bakery has recorded sales (in dezens) for three products, as shown below: Blueberry MuHins Cinnamon Buns Day Cupcakes 30 18 45 34 17 26 32 19 27 34 23 35 2 22 30 23 48 23 29 34 36 25. 20 29 24 14 10 31 26 18 35 31 11 27 47 28 26 27 37 34 13 14 31 24 15 33 33 22 a. Predict orders for the following day for cach of the products using an appropriate naive method. b What should the use of sales data instead of demand imply. RNN N N N H.NM p
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1. It has been noted that there is a positive correlation between the U.S. economy and the height of women's hemlines (distance from the floor of the bottom of a skirt or dress) with shorter skirts corresponding to economic growth and lower hemlines to periods of economic recession. Comment on the conclusion that economic factors cause hemlines to rise and fall. # of Absences (in weeks) Exam Grade 1 2 345 23 014 90 85 95 92 80
Based on the graph rank the three economic variables listed below from most important to least important.Provide one relevant reason to justify your selection for each of the threepositions.
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Period 1 2 3 4 5 6 7 Actual 42 41 39 43 45 F ? ? 2 2. Using the same table above, compute the weighted moving average forecast for demand for four latest period. With data using a weight of .40 for the most recent, .30 for the next recent, .20 the next, and .10 for the oldest. Assume actual demand for period 6 is 44, what is the forecast for period 7?
2. What features V Good Presentation Bad Presentation of the 'Good Minimum Wage Minimum Wage $ 1960: $1.00 Presentation' 1970: $1.60 make it better than the ' Bad 2 1980: $3.10 1990: $3.80 1960 1970 1980 1990 Presentation'? A. Bad Presentation V Good Presentation Quarterly Sales Quarterly Sales 2. 200 %24 50 100 Q1 Q2 Q3 04 01 02 03 04 B. w 26°C ヘ 25
A group of researchers carried out a survey of household expenditure for an average family and the data are shown in Table 3. Table 3 Commodity 2016 2017 Quantity 105 Price Quantity 100 Price Rice (kg) Bread (loaf) Cocoa powder (kg) Milk (liter) Sugar (kg) 7.30 8.60 3.02 16 3.10 18 10.26 25 7.83 33 6.10 56 6.55 78 2.85 11 2.95 15 (i) Compute the Average Price Relative (APR) index for 2016 and 2017, using 2016 as the base year. (ii) Calculate Paasche Price Index for 2017 (year 2016 = 100). Interpret the answer. (iii) Calculate Laspeyres Price Index for 2017 (year 2016 = 100). Interpret the answer. (iv) Calculate the Fisher's Price index.
Example 20.4 Given below are the price and quantity data for two years relating to three commodities. We are asked to calculate the Passche index. Commodity Ро 90 P1 10 40 15 60 Y 15 80 20 100 20 20 25 40
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Prices of a particular commodity in 5 years in two cities are given below: Prices of City A 20 22 23 16 19 Prices of City B 10 20 12 15 : 18 Find from the above data the city which had more stable prices.