Illustration 22.Given below are the data relating to the vearly sales of a retail shop:1998140Year :199219931994199619971995Sales (in '000 Rs.) :120130145150135125For the above data,(1) Fit a straight line by the method of least square and compute thetrend values thereby./

Answered: Image /qna-images/answer/95748bd6-4f29-4e29-9b16-b23740b028ca.jpg

Answered: Illustration 22. Given below are the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Perdisco Limited has shared their annual sales revenue over the last 6 financial years from 2010 to 2015. Year Sales ($ 000) 2010 4500 2011 5100 2012 4900 2013 5400 2014 5670 2015 6000 Using linear trend equation forecast the sales revenue of Perdisco Limited for 2016. Calculate the forecasted sales difference if you use 3-period weighted moving average designed with the following weights: 2013 (0.1), 2014 (0.3) and 2015(0.6). Please answer this question. this is not graded question. this is from book which is provided by my teacher for understanding concepts. Please solve this as i have finding difficulty in solving.
Fit a trend function y = A. B* to the following data. 2 3 4 5 y : 1.6 4.5 13.8 40 2 125.0
1. Give below is the data on production of a company (in lakhs). Year: 1983 1984 1985 1986 1987 1988 1989 Production: 15 14 18 20 17 24 27 Fit the linear trend. Compute the trend values for each year. Estimate the production for уear 1991.
Provide an appropriate chart for the following data
Please help me to find the trend values by using the moving average method (Correct to three decimal places
The following is a table of the ages, in months, (X) of 7 infants and the number of hours (Y) each slept in a day. X 1.5 2.0 7.0 5.0 4.5 6.0 9.0 Y 15 14.5 13.5 13.0 14.0 11.5 12.5 Draw a scatter plot. Does this plot show a positive, negative, or no relationship between an infant’s age in months and the number of hours sleep?
Illustration 54. From the following data relating to the average quarterly prices of a commodity obtain the scasonal indices by the method given by prof. Pearson. Also comment on the seasonal indices. Average Quarterly Prices of a Commodity Qrs. II III IV Yr. 1994 30 26 22 31 1995 35 28 22 36 1996 31 29 28 32 25 35 31 36 1997 31 26 33 1998 34
Item#3 A chemical engineer desiring to study the evaporation rate of water from brine evaporation beds obtained data on the number of inches of evaporation in each of 55 July days spread over 4 years. The data are given in the following stem and leaf plot, which shows that the smallest data value was o.02 inch, and the largest o.56 inch. Stem Leaf 0.0 2, 6 0.1 1, 4 1, 1, 1, 3, 3, 4, 5, 5, 5, 6, 9 0, 0, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 5, 6, 6, 7, 8, 9 0, 1, 2, 2, 2, 3, 4, 4, 4, 5, 5, 5, 7, 8, 8, 8, 9, 9 2, 5, 6 0.2 0.3 0.4 0.5 Find the: a) sample mean; b) sample median; c) sample standard deviation of these data. d) Do the data appear to be approximately normal? e) What percentage of data values are within 1 standard deviation of the mean?

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS

Illustration 22. Given below are the data relating to the vearly sales of a retail shop : 1998 140 Year : 1992 1993 1994 1995 1996 1997 Sales (in '000 Rs.) : 120 130 135 145 150 125 For the above data, (i) Fit a straight line by the method of least square and compute the trend values thereby.