| 2024-01-23 | Find the median of the given data:
\( 10,3,7,11,14,6,5,12 \).... |
| 2024-01-23 | The mean and standard deviation of a sample of size 10 were found to be 9.5 and 2.5 respectively.... |
| 2024-01-23 | If the standard deviation of ' \( n \) ' observations \( x_{1}, x_{2}, \ldots \), \( x_{n} \) is.... |
| 2024-01-23 | A sample of 90 values has mean 55 and standard deviation 3. A second sample of 110 values has me.... |
| 2024-01-23 | The standard deviation is not affected by the change of.... |
| 2024-01-23 | If standard deviation of a set of observation is 8 and if each observation is divided by ' -2 ' .... |
| 2024-01-23 | If the standard deviation of a set of observations is 4 and if each observation is divided by 4 .... |
| 2024-01-23 | The standard deviation of data given by
\( \begin{array}{lllllll}\text { Variate }(x) & 0 & 1 & .... |
| 2024-01-23 | The average salary of male employees in a firm was Rs 5200 and that of females was 4200 . The me.... |
| 2024-01-23 | The mean height of 25 male workers in a factory is \( 161 \mathrm{cms} \), the mean height of 35.... |
| 2024-01-23 | The mean weight of 9 items is 15 . If one more item is added to the series the mean becomes 16 ..... |
| 2024-01-23 | The arithmetic mean of \( a, a+d, a+2 d \ldots, a+2 n d \) is.... |
| 2024-01-23 | The arithmetic mean of the series \( 1,2,2^{2}, \ldots ., 2^{n-1} \) is.... |
| 2024-01-23 | The mean and median of the following numbers in increasing order \( 15,22,28, x, 40,42,51, y \) .... |
| 2024-01-23 | The arithmetic mean of the series \( { }^{n} C_{0},{ }^{n} C_{1},{ }^{n} C_{2}, \ldots \), \( { .... |
| 2024-01-23 | Find the mode of the given data:
\( 2,3,6,3,7,2,8,7,3,7,9,11,7,3,4,7 \).... |
| 2024-01-23 | The arithmetic mean of the squares of the first ' \( n \) ' natural numbers is.... |
| 2024-01-23 | Find the median of the given data: \( 3,4,2,10,7,13,8 \).... |
| 2024-01-23 | The weighted mean of first 10 natural numbers whose weights are equal to the squares of the corr.... |
| 2024-01-23 | Find mean deviation about the mean for the following data:
\begin{tabular}{lllllll}
\( x_{i} \) .... |
| 2024-01-23 | The mean of the marks obtained by the groups of students, consisting of 40 and 60 students are '.... |
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