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Question
Write a short note on the following:
1 The weekly salaries of a group of employees are given in the following table. Find the mean and standard deviation of the salaries
Salaries (in Rupees)
75
80
85
90
95
100
No. of persons
3
7
18
12
6
4
2 Find the standard deviation of profit of 100 companies-
Profit in crores
8-10
10-12
12-14
14-16
16-18
18-20
Number of companies
16
24
40
60
20
3 Prepare a bar diagram for the following data: India's foreign debt as on 1.4.1980
Source of borrowing
U. S. A
U. S. S. R
U. K.
Japan
Federal Republic of Germany
Amounts of loan (in crores of Rs.)
1,800
1,200
800
600
500
4 Derive the coordinates of the point P, which divides A(x1, y1) and B(x2, y2) internally in the ratio m: n
Polynomials in two variables Let's take a look at polynomials in two variables. Polynomials in two variables are algebraic expressions containing terms in the form ax n y m
Mary made 34 copies at the local office supply store. The copies cost $0.06 each. What was the total cost of the copies? Multiply 34 by $0.06 to ?nd out the total cost; 34 × $0
functions f&g on R to R such that f=\g but fog=gof
please suggest me that how can i get the term papers topics?
provide a real-world example or scenario that can be express as a relation that is not a function
What is the slowest a boat can travel across a river if the river is flowing with a velocity field of X^2?
5/7+5/14
The equation -2x^2-kx-2=0 has two different real soultions. find the set of possible values for k.
solve the differential equation 8yk+2-6yk+1+yk=9 ,k=0 given that Y0=1 and y1=3/2
cos^2(A)x sin(A)
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