Holidays Homework(10+1) Economics. 1 Calculate arithmetic mean with the help of following data.use direct method.

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1 Holidays Homework(+1) Economics 1 Calculate arithmetic mean with the help of following data.use direct method. Wages : 0 0 Workers No. of : 1 Compute arithmetic mean by using short cut method. Salaries: Workers: 1 Calculate average marks of the following students using(a) direct method Students X : 1 Y : 1 1 Calculate arithmetic mean by short cut method from the following data by direct, short cut and step deviation method. Sales: firms No. of: Calculate mean from the following data using short cut method: Marks : less than less than less than less than 0 less than 0 Students No. of: 1 0 Calculate arithmetic mean by step deviation method. Wages : more than 0 more than more than more than more than No. of Workers : 0 1 Find out the average pocket expences of the students of a class. Pocket Expences: No. of students : Calculate missing value if mean of the series is 1. X:? 1 0 Y: 1 1 Calculate weight mean if X: Y:

2 The mean height of male workers in a factory is 1cm and the mean height of female Workers in the same factory is cm. Find the combined mean height of 0 workers in this factory. 11 Find out median from the following data Calculate median from the following data: X: 0 0 f: Calculate median from the following data: C.I F : Calculate median from following data: C.I. : below below below below 0 below 0 below 0 C.F.: Calculate the median from the following data. Weight : No. of cherries : Calculate median from data given below: X: below F: 1 0- below and above 1 Given that median marks are, find out missing frequency if total number of students is 0 Marks: No f students :?? 1 Calculate Q1, Q, D and P. Sr No. 1 Marks Find out Q1, Q, D and P from the following data : Variables : Frequency:

3 Find modal item of the following data:,,,,,,,,,,,,,,,1,,,, 1 From the following data, calculate mode. Salary : No. of: 1 Workers Find the value of mode from the following data: C. I.: F : Calculate mode of the following data using grouping method. C.I: less than 1 less than less than less than less than less than 0 less than F: 11 0 Calculale mode of the following series: C.I: F: 0 Calculate median from the following data: Mid Values : 0 Frequency : Find the value of mode if median of a series is 1. and its arithmetic mean is 1.. Find the range and the coefficient from the data given below. X: 1 0 F : 11 Find the range and its coefficient from the following data. Wages : Workers: Find out inter quartile range,quartile deviation, and coefficient of quartile deviation 1,, 1,, 11,,,,,

4 . Calculate inter quartile range, quartile deviation and coefficient of quartile deviation X: F: 1 Find out inter quartile range, quartile deviation and coefficient of quartile deviation from the Following information. Wages : No. of Workers : 1. Calculate mean deviation and its coefficient from the following data by using mean and median. X: 1 F: 1 Calculate Mean deviation and its coefficient using arithmetic mean and median. X : F : Calculate Standard Deviation by using direct and short cut method and its coefficient from the following data. X: 0 0 F: Calculate Standard Deviation and its coefficient by using direct and short cut method from the Following data. Marks : No.of Students : Using step deviation method, calculate standard deviation of the following series; X: F: 0 Calculate coefficient of variation from the following data: Variables : Frequencies:

5 Estimate coefficient of variation of the following data: Weight(kg): No. of Persons: 1 0 Cal ulate Karl Pearso s oeffi ie t of orrelatio X : 0 0 Y : y a tual 0 Cal ulate Karl Pearso s oeffi ie t of orrelatio y dire t X: 1 Y : 0 1 Cal ulate Karl Pearso s oeffi ie t of orrelatio fro using short cut method Exports: Imports: 1 1 Cal ulate Karl Pearso s oeffi ie t of orrelatio step deviation method. X: Y: ea ethod. ethod. the followi g data by etwee X a d Y y usi g Calculate coefficient of correlation : Number of items (N) Variance Series X 1 Series Y Calculate coefficient of rank correlation for the data given below. X: 0 0 Y : 0 0 Calculate coefficient of rank correlation for series x and series Y. X: 0 0 Y: 1 1 0

6 Calculate the Index number for the year 0 on the basis of 1 by ( i ) simple aggregative method (ii) simple average of price relatives method Commodities: A B C D Base year Price: 1 Current Year Price : 0 0 Construct index numbers from the following data using i Laspeyre s ethod ii Paas he s ethod iii Fisher s ethod Commodities A B C Price(Base Year) Qty (Base Year) Price(current year) Qty(current Year ) 1 1 Calculate weighted index number: Commodities Wheat Weights Price(base year) Price(current year) Rice 1 Milk Oil Construct consumer price index using (i) Aggregative expenditure method (ii) Family budget method Commodities: A B C D Qty(base year): Price(base year): 0 Price(current year): 0 0 Construct an index of industrial production the following data: Industry: A B C Weights: Qty(base year): 0 Qty(current year): Learn Exercise questions of chapter-,,,,11,1 of Part-B D Pulses E D 0 0

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