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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IV. Assume that the target population here are the workers of company X. Give a brief interpretation and discussion of the amount of skewness as reflected in the table below for each variable as identified among workers. Mean, Median, Mode, and SK values Variable Mean Median Mode Amount of Skewness(SK) Height -1.5 Weight +2.5 4.5 ft 190 lbs s 5.0 ft 160 lbs 3333333333 5.8 ft 135 lbs www33
3. In a bar graph of qualitative data, the highest bar always corresponds to that data's А. Мean В. Median С. Мode D. Range E. Variance 4. If the data is skewed right, which of the following would you expect to be true? A. Mean > Median B. Mean < Median C. Mean = Median
20. Represent the following data by means of histogram. Weekly wages No. of workers Weekly wage No. of workers 7 30 40 40 -60 60 80 10-15 19 12 15-20 12 27 20-25 8 15 25-30
4.- For the following data set 10, 7, 6, k, 4, 7, 1, 10. Find the value of k so that (a) X = 6.25 (b) X = 7.5 Villalobos 2020 22 (c) M = 7 (d) MR = 10 CHAPTER 3. DATA DESCRIPTION
Answer the following please
6. Which of these relationships would be better described with a Spearman's rank coefficient than with a Pearson's coefficient? a. The association between income and educational attainment (measured in years of school) b. The association between hours of sleep and score on an exam C. The association between years aged and price of wine d. The association between ice cream sales and crime rates e. The association between number on NY Times Best Seller List and copies of book sold
From the data given below, compute price index numbers using (i) weighted arithmetic average of price relatives, (ii) weighted geometric mean of price relatives. Group Prices in 2010 () .) Prices in 2013 ) Weights Food 100 90 30 Rent 20 20 15 Clothing 70 60 20 Fuel Others 20 15 10 40 55 25
(a) Define measures of centrai tendency and measures of dispersion. Classify them.
The following are the P/E ratios (price of stock divided by projected earnings per share) for 15 banks. 34, 19, 21, 20, 23, 14, 22, 29, 23, 24, 43, 31, 23, 18, 15 Find 10th and 75th percentiles for these ratios.(If necessary, consult a list of formulas.) (a) The 10th percentile: (b) The 75th percentile:
kln 2.18 The report "Trends in Education 2010: Community Colleges" (www.collegeboard.com/trends) included the accompanying information on student debt for students graduating with an AA degree from a public community college in 2008. Debt Relative Frequency None 0.62 Less than $10,000 0.23 Between $10,000 and $20,000 0.10 More than $20,000 0.05 a. Use the given information to construct a bar chart. b. Comment on student debt for public community college graduates.

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