WebThe variance of first n natural numbers is n2−1 12. Q. If variance of first n natural numbers is 10 and variance of first m even natural numbers is 16, m+n is equal to. If … WebApr 19, 2024 · If the sum of first n even natural numbers is equal to k times the sum of first n odd natural numbers, then write the value of k. asked Jul 16, 2024 in Algebra by Vaiga ( 49.0k points) sequences and series
Consider the following two statements : Statement 1 : The variance …
WebFind the mean and variance for the first n natural numbers Solution: The mean of first n natural numbers is calculated as follows. Sum of all observations / Number of observations = [n (n + 1)/2]/n = (n + 1)/2 Variance, (σ²) = 1/n ∑ ni = 1 (x i - x )² = 1/n ∑ ni = 1 [x i - … WebJan 22, 2024 · If variance of first n natural numbers is 10 and variance of first m even natural numbers is 16 then the value of m + n is asked Jan 11, 2024 in Mathematics by Rubby01 ( 50.6k points) jee main 2024 nottingham skip hire nottingham
Q3.a. Find out the variance of first n natural numbers. - Bartleby.com
WebIf variance of first n natural numbers is 10 and variance of first m even natural numbers is 16, then m + n is equal to Q. If variance of the first n natural numbers is 10 , then the value of n is Webn. Finding the mean of first n odd natural numbers: The series of first n odd natural numbers will be written as: 1, 3, 5, 7, 8, 11, 13..... n. This series is in A.P. Here, a = 1, d = (3-1) = 2, Sum of n such terms will be: = n 2 2 a + (n-1) d = n 2 2 + 2 (n-1) = n 2 2 n = n 2. The arithmetic mean = sum of n tems number of tems = n 2 n = n. The ... WebConsider the following two statements : Statement 1 : The variance of first n even natural numbers is n2 1/4.Statement 2 : The sum of first n natural number is nn+1/2 and the sum of the squares of first n natural numbers is nn+12n+1/6.Then which of one of the following choices is correct? nottingham sociables