### Explain the difference between absolute and relative errors

Assignment Help Basic Statistics
##### Reference no: EM131188956 , Length: 20

All questions are compulsory and each question carries equal marks-

I:- Define Statistics and explain the characteristics & Uses of Statistics.

ll:- what is a statistical error? In what way does it differ from a mistake? Explain the difference between absolute and relative errors.

I:- Describe the methods which can be used in the collection of statistical data. stating the advantages and disadvantages of each method.

II:- What is the meant by a frequency distribution? Describe briefly the main steps in the preparation of frequency table from the raw data.

I:- Represent the total expenditures on various items of a family by a pie diagram

 Items Food House Rent Misc. Fuel Education Expenditure (in lts,) 55 20 33 20 17

II:- Describe the Graphical methods used in Statistics, giving their respective advantages and disadvantage also draw up a list of rules for construction of graphs.

I. Compute the Median, Quartiles, Deciles and percentiles of the following Data

 Heights (Inches) 57.5- 60.0- 62.5- 65.0- 67.5- 70.0- 72.5- Number 6 26 190 281 412 127 38

II:- Find A,M,G,M,H,M of the series 1, 3, 9. 27, 81, 3.

I:- Find the A,M, G,M H,M Median and Mode of the following frequency distribution.

 Variable 35.39 40-44 45-49 50-54 55-59 60-64 65.69 Frequency 15 17 35 11 10 15 10

II:- Describe the advantages and disadvantages of mean Median and Mode. Explain the maniacal relation between them.

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