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Arithematic Mean

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Arithemetic Mean,Geometric Mean and Harmonic Mean Inequality Part 2

Arithemetic Mean,Geometric Mean and Harmonic Mean Inequality Part 2

Arithemetic Mean,Geometric Mean and Harmonic Mean Inequality Part 1

Arithemetic Mean,Geometric Mean and Harmonic Mean Inequality Part 1

Arithmetic Mean, Geometric Mean And Harmonic Mean Inequalities|Exercise Questions|OMR

Let x_1,""x_2,"". . . . . . ,""x_n be n observations, and let bar x be their arithematic mean and sigma^2 be their variance. Statement 1: Variance of 2x_1,""2x_2,"". . . . . . ,""2x_n""i s""4""sigma^2 . Statement 2: Arithmetic mean of 2x_1,""2x_2,"". . . . . . ,""2x_n""i s""4x . (1) Statement 1 is false, statement 2 is true (2) Statement 1 is true, statement 2 is true; statement 2 is a correct explanation for statement 1 (3) Statement 1 is true, statement 2 is true; statement 2 is not a correct explanation for statement 1 (4) Statement 1 is true, statement 2 is false

Arithematic Progression|Nth Term of an A.P

If a_1,a_2,a_3,....a_n and b_1,b_2,b_3,....b_n are two arithematic progression with common difference of 2nd is two more than that of first and b_(100)=a_(70),a_(100)=-399,a_(40)=-159 then the value of b_1 is

" In a mathematical language,if "+" means +,-" means "x,+" means "+" and "x" means - are used then, (200+5)+25-(20-5)times10=