Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
UNITED BOOK HOUSE-Model Test Set-2-Exercise
- If the A.M. and S.D. at n observation x1, x2,………….xn be barx and s res...
Text Solution
|
- n persons are seated on n chairs at a round table. Find the probabilit...
Text Solution
|
- State the statistical definition of probability.
Text Solution
|
- Describe Ratio chart.
Text Solution
|
- Find the standard deviation of the values a,a+b,a+2b,a+3b,...,a+2nb(b>...
Text Solution
|
- If the values of a variable be increased by 10, show the effect on ari...
Text Solution
|
- If Y = a + bx, a, b be two real constants, then prove that Range (y) =...
Text Solution
|
- Prove that /\ log f(x) = log[1+(/\ f(x))/(f(x) ].
Text Solution
|
- Find /\^2(e^(ax+b)), taking the interval of differencing as 1.
Text Solution
|
- Find the relation between a and b so that (2x^4 - 7x^3 + ax + b) may b...
Text Solution
|
- If x > 0, y >0, z > 0 and x +y + z = 1, prove that (1+x)(1+y)(1+z)ge 8...
Text Solution
|
- If P(A) = 1/2, P(B) = 1/3, and P(A^c cap B^c) = 5/12, find P(AIB) and...
Text Solution
|
- What is the probability that a number selected at random from, 1, 2, 3...
Text Solution
|
- In a throw of two unbiased dice, a boy gets a total of 5. Find the pro...
Text Solution
|
- Write down the merits and demerits of mass questionnaire method.
Text Solution
|
- State how different measures of Central tendency are affected when all...
Text Solution
|
- State how different measures of Central tendency are affected when all...
Text Solution
|
- Prove that Mean deviation is minimum about its median.
Text Solution
|
- Two groups of students are arranging an picnic near a lake.The probabi...
Text Solution
|
- Give the forniula of Fisher’s index number ?
Text Solution
|