Q. 12. From the following data construct quantity index numberusing weighted average of relative method using (i) Arithmetic Mean, and(ii) Geometric Mean :Current yearОиantityCommodityUnitsBase yearPriceQиаntityPriceIQuintal414318IIKG16422IIIMetres51825IVPairs32640

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Answered: Q. 12. From the following data…

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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9. Frequency distributions may be compiled for variables measured at which level? a. nominal b. ordinal c. interval-ratio |d. all of the above |10. Cumulative frequencies and cumulative percentages allow a rescarcher to a. be sure the column totals are correct b. tell at a glance how many cases fall above or below a given category |c. show the accuracy of his or her findings d. all of the above 11. For a single variable measured at the nominal level, an appropriate and helpful graph to create would be a. a pie chart b. a histogram c. a frequency polygon |d. a bivariate table 12. If you were studying the color of movie stars' eyes as a variable, what measure of central tendency would be most appropriate to summarize data? a. median b. mode c. mean d. none of the above |13. If you have an even number of scores in a distribution and you arrange them from high to low, the median is a. the middle score |b. the average of the two middle scores c. the average of the highest and lowest scores…
3. The fill volume of an automated filling machine used for filling cans of carbonated beverage isnormally distributed. Suppose that the mean of the filling operation can be adjusted easily, but thestandard deviation remains at 0.4 fluid ounce.a. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces?b. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces if thestandard deviation can be reduced to 0.09 fluid ounce?
eat out or in The overall change in the consumer price index is a weighted average of changes in various categories. on november 19, 2011 the boston globe reported the data displayed in figure 5.7. the change in the CPI for food is a weighted average of the change in the cost of food at home and the change in the cost of food away from home. find the weights.
Average monthly wages (per employee) in 4 sectors of an economy are as follows: industry: 2000 dinars, building: 2200 dinars, agriculture: 1500 dinars, services: 1800 dinars. Number of people employed in the four sectors are 5 million, 2 million, 6 million, and 2 million, respectively. Using the concept of harmonic mean compute the average monthly wages in the economy under consideration.
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From the following data relating to average prices of certain commodities
The two, box and whisker diagrams below show the percentage marks obtained by two Grade 12 classes. Each class has 26 learners. Class A Class B O 10 20 30 40 50 60 70 80 90 100 The percentage marks for Class A, arranged in order, are given below: F: 58 60 62 62 63 65 65 66 66 66 66 67 69 70 71 73 73 90 [SASAMS database] 75 75 75 H 80 83 85 NOTE: Fis the lowest percentage mark H is a percentage mark between 75 and 80
1. What is the value of the slope of the best fit trends line for the relationship between TDD and the depth of the active layer. 2. If α = 0.05, is this slope statistically significant? (yes/no) 3. Compute a new variable that states the depth of the active layer in inches. The conversion formula is: (depth in inches) = (depth in centimetres) / 2.54 What is the mean depth of the active layer, measured in inches?
1.1

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