Ungrouped Frequency Table

Q.

The marks awarded for an assignment set for a class of 20 students were as follows:
6 7 5 7 7 8 7 6 9 7 4 10 6 8 8 9 5 6 4 8

The frequency table for this data is:

1. $\begin{array}{cc}Marksobtained& Frequency\\ 04& 2\\ 05& 2\\ 06& 4\\ 07& 5\\ 08& 4\\ 09& 3\\ 10& 1\end{array}$

2. $\begin{array}{cc}Marksobtained& Frequency\\ 04& 2\\ 05& 2\\ 06& 4\\ 07& 5\\ 08& 4\\ 09& 2\\ 10& 1\end{array}$

3. $\begin{array}{cc}Marksobtained& Frequency\\ 04& 2\\ 05& 2\\ 06& 4\\ 07& 5\\ 08& 4\\ 09& 2\\ 10& 4\end{array}$

4. $\begin{array}{cc}Marksobtained& Frequency\\ 04& 1\\ 05& 2\\ 06& 4\\ 07& 5\\ 08& 4\\ 09& 2\\ 10& 1\end{array}$

Q.

The number of vehicles passing through the signal in a day is counted by a traffic police from Monday to Saturday is given below.

200, 156, 400, 350, 230, 120

The frequency table for this data is:

1. $\begin{array}{cc}Day& Numberofvechiles\\ Monday& 20\\ Tuesday& 156\\ Wednesday& 400\\ Thursday& 350\\ Friday& 230\\ Saturday& 120\end{array}$

2. $\begin{array}{cc}Day& Numberofvechiles\\ Monday& 200\\ Tuesday& 156\\ Wednesday& 40\\ Thursday& 350\\ Friday& 230\\ Saturday& 120\end{array}$

3. $\begin{array}{cc}Day& Numberofvechiles\\ Monday& 200\\ Tuesday& 156\\ Wednesday& 400\\ Thursday& 350\\ Friday& 230\\ Saturday& 120\end{array}$

4. $\begin{array}{cc}Day& Numberofvechiles\\ Monday& 200\\ Tuesday& 156\\ Wednesday& 400\\ Thursday& 350\\ Friday& 230\\ Saturday& 12\end{array}$

Q.

From the given histogram find the cumulative frequency for the class interval 40-50 ?

1. 5

2. 42

3. 37

4. 40

Q. In a farm house, there are $30$ chickens weighing less than $2$ kg, $70$ chickens weighing less than $4$ kg and $90$ chickens weighing less than $6$ kg. Idendtify the correct histogram plot for the same.

1. 
2. 

Q.

From the given histogram find the cumulative frequency for class interval 20-30.

1. 27
2. 42
3. 37
4. 12

Q.

From the given histogram find the cumulative frequency for class interval 20-30.

1. 12
2. 42
3. 27
4. 37

Q. Find the mean of the following frequency distribution

Height from mean sea level	200	600	1000	1400	1800
No. of Villages	115	107	265	143	202