| 2024-06-27 | The variance of the given data \(2,4,5,6,8,17\) is 23.33 . Then find the variance for the data \.... |
| 2024-06-27 | An observer in a boat finds that the angle of elevation of a tower standing on the top of a clif.... |
| 2024-06-27 | The length of the shadow of a pole inclined at 10o to the vertical towards the sun is 2.05 metre.... |
| 2024-06-27 | From the top of a light house 60 meters high with its base at the sea level, the angle of depres.... |
| 2024-06-27 | An observer on the top of a tree, finds the angle of depression of a car moving towards the tree.... |
| 2024-06-27 | The mean and variance of 7 observations are 8 and 16 respectively. If one observation 14 is omit.... |
| 2024-06-27 | A house of height 100 metres subtends a right angle at the window of an opposite house. If the h.... |
| 2024-06-27 | A vertical pole consists of two parts, the lower part being one third of the whole. At a point i.... |
| 2024-06-27 | From a 60 meter high tower angles of depression of the top and bottom of a house are α and.... |
| 2024-06-27 | In the frequency distribution of the discrete data given below, the frequency \(k\) against valu.... |
| 2024-06-27 | The variance of first \(n\) natural numbers is 10 then \(n\) is .... |
| 2024-06-27 | A person standing on the bank of a river observes that the angle subtended by a tree on the oppo.... |
| 2024-06-27 | The mean and Standard deviation of the marks of 200 candidates were found to be 40 and 15 respec.... |
| 2024-06-27 | The mean of \(n\) items is \(\bar{x}\). If each item is successively increased by \(3,3^2, 3^3, .... |
| 2024-06-27 | If mean of \(n\) item is \(\bar{x}\). If each \(r^{\text {th }}\) item is increased by \(2 r\). .... |
| 2024-06-27 | The mean weight of 9 items is 15 . If one more item is added to the series, the mean becomes 16 .... |
| 2024-06-27 | The mean of 100 items is 50 and their Standard deviation is 4, the sum of all the items and also.... |
| 2024-06-27 | The scores of a batsman in ten innings are: \(38,70,48,34,42\), \(55,63,46,54,44\), then mean de.... |
| 2024-06-27 | Let \(\sigma\) be the standard deviation of \(n\) observations. Each of the \(n\) observations i.... |
| 2024-06-27 | The \(A . M\). of the series \(1,2,4,8,16, \ldots, 2^n\) is: .... |
| 2024-06-27 | For the ellipse 2x2-2xy+4y2-(3+2)=0 ..... |
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