Central Tendency

Q.

Consider the data

$\begin{array}{cccccccc}\text{Class}& 65-85& 85-105& 105-125& 125-145& 145-165& 165-185& 185-205\\ \text{Frequency}& 4& 5& 13& 20& 14& 7& 4\end{array}$

The difference of the upper limit of the median class and the lower limit of the modal calss is
(a) $0$
(b) $19$
(c) $20$
(d) $38$

Q. Find the mode of $14,25,14,28,18,17,18,14,23,22,14,18$.

Q.

What are the measures of central tendency?

1. Mean

2. Mode

3. Median

4. All of these

Q. Which of the following are the measure of central tendency

1. Mean
2. Median
3. Mode
4. All of the above

Q. For a given data set, mean, mode and median are all equal.

1. False
2. True

Q. Find the mean, median, mood

C.I.	F.I.
0-10	20
10-20	5
20-30	35
30-40	25
40-50	15