| 2023-07-14 | If the mean of first \( n \) natural numbers is \( \frac{3 n}{5} \), then the value of \( n \) i... |
| 2023-07-14 | If the mean of the data; \( 6,3+\mathrm{x}, 7,3,5+\mathrm{x}, 4 \) is 9 , then the value of \( x... |
| 2023-07-14 | The class interval of a given observation is 10 to 14 , then the class mark for this interval wi... |
| 2023-07-14 | The median of the data \( 9,7,13,11,21,2 \) is: a. 12 b. 13 c. 10 d. 8 |
| 2023-07-14 | The mean of the data: \( 7,8,4,9,6,5 \) is; a. 6.5 b. 10 c. 9 d. 15 |
| 2023-07-14 | If \( x_{1}, x_{2}, x_{3}, \ldots ., x_{n} \) are the observations of a given data. Then the mea... |
| 2023-07-14 | The median and mean of frequency distribution is 7 and 8 , respectively. Then the mode is:
a. \(... |
| 2023-07-14 | If the mean of frequency distribution is 7.5 and \( \sum f_{i} x_{i}=120+5 k, \sum f_{i}=30 \), ... |
| 2023-07-14 | If the mean of frequency distribution is 8.1 and \( \sum \mathrm{f}_{\mathrm{i}} \mathrm{x}_{\ma... |
| 2023-07-14 | If the arithmetic mean of \( x, x+3, x+6, x+9 \) and \( \mathrm{x}+12 \) is 8 , then \( \mathrm{... |
| 2023-07-14 | The Median when it is given that mode and mean are 8 and 5 respectively, is: a. 8 b. 6 c. 4 d. 9 |
| 2023-07-14 | The abscissa of the point of intersection of the less than type and of the more than type cumula... |
| 2023-07-14 | If \( x_{i}^{\prime} s \) are the midpoints of the class intervals of grouped data \( \mathrm{f}... |
| 2023-07-14 | A group of 10 items has mean 6 , if the mean of 4 of these items is 7.5 then, find the mean of r... |
| 2023-07-14 | While computing mean of the grouped data, we assume that the frequencies are:
a. Evenly distribu... |
| 2023-07-14 | In the formula \( \bar{X}=a+\frac{\sum f_{i} d_{i}}{\sum f_{i}} \), for finding the mean of grou... |
| 2023-07-14 | Find the sum of the missing frequencies in the following frequency distribution if it is known t... |
| 2023-07-14 | If the mean of the following data be 9.2 , find the value of \( p \).
\begin{tabular}{|c|c|c|c|c... |
| 2023-07-14 | The following frequency distribution shows the height of 50 students of a class, then find the u... |
| 2023-07-14 | Find the mode of the following data : \[ 6,4,7,4,5,8,4,5,5,3,2,5 \] |
| 2023-07-14 | Find the mean of the following distribution:
\begin{tabular}{|c|c|c|c|c|c|}
\hline \( \mathbf{x}... |
0