Frequency Distribution Table

Q. The marks scored by 14 students in a unit test out of 20 marks is given below. Find the frequency of the score 17.

1. 5
2. 7
3. 4
4. 3

Q. _______ are used to mark the count in frequency distribution table.

1. Tallies
2. Circle
3. Square
4. Triangle

Q.

In a class, following were the marks obtained by 20 students in a maths test.
20, 40 , 50 , 20 , 60 , 50 , 100, 20, 50, 100, 40, 60, 100, 50, 20 , 60, 100 , 50, 40 , 20. Make a frequency distribution table. [2 MARKS]

Q. If the class marks of a frequency distribution are $19.5,26.5,33.5,40.5,47.5,54.5,61.5$ then find the size of the class and the classes.

1. $16-23,23-30,30-37,37-44,43-51,51-58,58-65$
   Size of the class is $7$
2. $16-23,23-30,32-37,37-44,44-51,51-58,58-65$
   Size of the class is $7$
3. None of these
   
4. $16-23,24-30,30-37,37-44,44-51,51-58,58-65$
   Size of the class is $7$

Q. Draw a histogram to represent the following data set.

Marks	$0-10$	$10-20$	$20-40$	$40-50$	$50-60$	$60-70$	$70-90$	$90-100$
No. of students	$4$	$6$	$14$	$16$	$14$	$8$	$16$	$5$

Q. Determine what type of frequency distribution is given?

1. grouped frequency distribution
2. cumulative frequency distribution
3. ungrouped frequency distribution
4. relative frequency distribution

Q. Which data information can be collected randomly?

1. array
2. primary
3. raw
4. secondary

Q.

The weekly pocket expenses (in rupees) of 30 students of a class are given below: 62 , 80 , 110 , 75 , 84 , 73 , 60 , 62, 100 , 87 , 78 , 94 , 117, 86, 65, 68, 90, 80, 118 , 72, 95, 72, 103, 96, 64, 94, 87, 85, 105, 115. Then which of the below frequency table is correct one?

Q. The table shows ________ type of frequency distribution.

1. grouped
2. cumulative
3. ungrouped
4. relative