Question
Write advantages and disadvantages of the range.
✓
Answer
Advantages of range :
- Range is clearly defined.
- It is easy to understand and simple to compute.
- It is a useful measure especially when variability among the observations of the data is less.
- All the observations are not used in computing range.
- It is more affected by sampling,
- It is not a suitable measure for algebric operations.
- It cannot be obtained for open-ended frequency distribution.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Differentiate between qualitative and quantitative data.
2 officers, 10 clerks, and 3 peons contributed to a staff picnic. The contribution collected per person is shown in the following table.
Find the mean contribution per person using weighted mean.
→|
Officer
|
Clerk
|
Peon
|
|
$₹ 1000$
|
$₹ 500$
|
$₹ 200$
|
If for a $G.P.$, $\mathrm{T}_{n}=80, \mathrm{~S}_{n}=157.5$ and $r=2$, find $a$ and $n$.
→In how many ways a committee of $5$ members can be selected from $10$ students and $4$ teachers such that the committee has $(1)$ exactly three teachers? $(2)$ at least three teachers?
→In which situations is the empirical formula for mode used ?
Find the mode of the observations $1.9, 1.99, 0.9, 0.99, 1.90, 1.09, 0.09, 1.0, 1.19, 1.9$. If each observation is increased by $1.04$ and then divided by $2$, find the new value of the mode.
→If $\mathrm{f}:\{1,2,3,4\} \rightarrow R, f(x)=\frac{x+5}{x^{2}+1}$ then find domain, co-domain and range of the function.
→Using all the letters of the word $‘RONALD’$ $(1)$ How many words can be formed? $(2)$ How many words begin with letter $D$? $(3)$ Of these how many words begin with $AR$?
→Obtain the original frequency distribution from the following data :
| Mid value | $250$ | $350$ | $450$ | $550$ | $650$ | $750$ | Total |
| Frequency | $20$ | $80$ | $80$ | $40$ | $60$ | $20$ | $300$ |