Advertisements
Advertisements
प्रश्न
The range of the data 8, 8, 8, 8, 8 ........ 8 is
पर्याय
0
1
8
3
उत्तर
0
Explanation;
Hint:
R = L – S
= 8 – 8
= 0
APPEARS IN
संबंधित प्रश्न
Find the range and coefficient of range of the following data
43.5, 13.6, 18.9, 38.4, 61.4, 29.8
A wall clock strikes the bell once at 1 o’clock, 2 times at 2 o’clock, 3 times at 3 o’clock and so on. How many times will it strike in a particular day? Find the standard deviation of the number of strikes the bell make a day.
The time taken by 50 students to complete a 100-meter race are given below. Find its standard deviation
| Time taken (sec) | 8.5 − 9.5 | 9.5 − 10.5 | 10.5 − 11.5 | 11.5 − 12.5 | 12.5 − 13.5 |
| Number of students | 6 | 8 | 17 | 10 | 9 |
The mean and variance of seven observations are 8 and 16 respectively. If five of these are 2, 4, 10, 12 and 14, then find the remaining two observations.
Which of the following is not a measure of dispersion?
The sum of all deviations of the data from its mean is
The standard deviation of a data is 3. If each value is multiplied by 5 then the new variance is
The frequency distribution is given below.
| x | k | 2k | 3k | 4k | 5k | 6k |
| f | 2 | 1 | 1 | 1 | 1 | 1 |
In the table, k is a positive integer, has a variance of 160. Determine the value of k.
If for a distribution, `sum(x - 5)` = 3, `sum(x - 5)^2` = 43, and total number of observations is 18, find the mean and standard deviation
If the range and coefficient of range of the data are 20 and 0.2 respectively, then find the largest and smallest values of the data
