{"id":7000,"date":"2021-10-22T14:38:29","date_gmt":"2021-10-22T09:08:29","guid":{"rendered":"https:\/\/mathemerize.com\/?p=7000"},"modified":"2021-10-25T09:21:17","modified_gmt":"2021-10-25T03:51:17","slug":"if-in-a-frequency-distribution-the-mean-and-median-are-21-and-22-respectively-then-its-mode-is-approximately","status":"publish","type":"post","link":"https:\/\/mathemerize.com\/if-in-a-frequency-distribution-the-mean-and-median-are-21-and-22-respectively-then-its-mode-is-approximately\/","title":{"rendered":"If in a frequency distribution, the mean and median are 21 and 22 respectively, then its mode is approximately"},"content":{"rendered":"
Given that, mean = 21 and median = 22<\/p>\n
Using the relation,<\/p>\n
Mode\u00a0 = 3 median – 2 mean<\/p>\n
\\(\\implies\\) Mode = 3(22) – 2(21)<\/p>\n
= 66 – 42 = 24<\/p>\n
The mean and variance of a random variable X having a binomial distribution are 4 and 2 respectively, then P(X = 1) is<\/a><\/p>\n Find the variance of first n even natural numbers ?<\/a><\/p>\n The mean and the variance of a binomial distribution are 4 and 2, respectively. Then, the probability of 2 success is<\/a><\/p>\n In a series of 2n observations, half of them equals a and remaining half equal -a. If the standard deviation of the observation is 2, then |a| equal to<\/a><\/p>\n