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Data Handling I (Collection and Organisation of Data) MATHS - Data Handling I (Collection and Organisation of Data)

Bihar Board (BSEB) - STD 7 - MATHS (BSEB - English Medium). 29 questions in this chapter.

Question types

Data Handling I (Collection and Organisation of Data) question types

29 questions across 3 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.

29
Questions
3
Question groups
5
Question types
Sample Questions

Data Handling I (Collection and Organisation of Data) questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 11 Marks Question1 Mark
The final marks in mathematics of $30$ students are as follows:
$53, 61, 48, 60, 78, 68, 55, 100, 67, 90$
$75, 88, 77, 37, 84, 58, 60, 48, 62, 56$
$44, 58, 52, 64, 98, 59, 70, 39, 50, 60$
Which observations between $50$ and $60$ have not actually appealed?
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Q 31 Marks Question1 Mark
The weights of new born babies (in kg) in a hospital on a particular day are as follows: $2.3, 2.2, 2.1, 2.7, 2.6, 3.0, 2.5, 2.9, 2.8, 3.1, 2.5, 2.8, 2.7, 2.9, 2.4$ How many babies were born on that day?
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Q 41 Marks Question1 Mark
The weights of new born babies (in kg) in a hospital on a particular day are as follows: $2.3, 2.2, 2.1, 2.7, 2.6, 3.0, 2.5, 2.9, 2.8, 3.1, 2.5, 2.8, 2.7, 2.9, 2.4$ How many babies weigh more than $2.8$?
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Q 51 Marks Question1 Mark
The final marks in mathematics of $30$ students are as follows: $53, 61, 48, 60, 78, 68, 55, 100, 67, 90 75, 88, 77, 37, 84, 58, 60, 48, 62, 56 44, 58, 52, 64, 98, 59, 70, 39, 50, 60$ How many have scored less than $50$?
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Q 62 Marks Questions2 Marks
The final marks in mathematics of $30$ students are as follows: $53, 61, 48, 60, 78, 68, 55, 100, 67, 90 75, 88, 77, 37, 84, 58, 60, 48, 62, 56 44, 58, 52, 64, 98, 59, 70, 39, 50, 60$ Arrange these marks in the ascending order. $30$ to $39$ one group, $40$ to $49$ second group, etc.
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Q 72 Marks Questions2 Marks
In a study of number of accidents per day, the observations for $30$ days were obtained as follows:
$6$
$3$
$5$
$6$
$4$
$3$
$2$
$5$
$4$
$2$
$4$
$2$
$1$
$2$
$2$
$0$
$5$
$4$
$6$
$1$
$6$
$0$
$5$
$3$
$6$
$1$
$5$
$5$
$2$
$6$
Prepare a frequency distribution table.
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Q 82 Marks Questions2 Marks
A die was thrown $25$ times and following scores were obtained:
$1$
$5$
$2$
$4$
$3$
$6$
$1$
$4$
$2$
$5$
$1$
$6$
$2$
$6$
$3$
$5$
$4$
$1$
$3$
$2$
$3$
$6$
$1$
$5$
$2$
Prepare a frequency table of the scores.
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Q 92 Marks Questions2 Marks
Prepare a frequency table of the following ages (in years) of $30$ students of class $VIII$ in your school:$13, 14, 13, 12, 14, 13, 14, 15, 13, 14, 13, 14, 16, 12, 14$
$13, 14, 15, 16, 13, 14, 13, 12, 17, 13, 12, 13, 13, 13, 14$
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Q 102 Marks Questions2 Marks
Following data gives the number of children in $40$ families: $1, 2, 6, 5, 1, 5, 1, 3, 2, 6, 2, 3, 4, 2, 0, 0, 4, 4, 3, 2 2, 0, 0, 1, 2, 2, 4, 3, 2, 1, 0, 5, 1, 2, 4, 3, 4, 1, 6, 2$ Represent it in the form of a frequency distribution.
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Q 113 Marks Question3 Marks
Construct a frequency distribution table for the following marks obtained by  $$ students in a history test in class $VI$ of a school: $9, 17, 12, 20, 9, 18, 25, 17, 19, 9, 12, 9,12, 18, 17,19, 20,25, 9, 12, 17, 19, 19, 20, 9$
  1. What is the range of marks?
  2. What is the highest mark?
  3. Which mark is occurring more frequently?
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Q 123 Marks Question3 Marks
Following is the choice of sweets of $30$ students of class $VI$: Ladoo, Barfi, Ladoo, Jalebi, Ladoo, Rasgulla, Jalebi, Ladoo, Barfi, Rasgulla, Ladoo, Jalebi, Jalebi Rasgulla, Ladoo. Rasgulla, Jalebi, Ladoo. Rasgulla, Ladoo, Rasgulla, Jalebi, Ladoo, Rasgulla, Ladoo, Ladoo, Barfi, Rasgulla. Rasgulla, Ladoo.
$i.$ Arrange the names of sweets in a table using tally marks.
$ii.$ Which sweet is preferred by most of the students?
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Q 133 Marks Question3 Marks
Prepare a frequency table of the following scores obtained by $50$ students in a test:
$42$
$51$
$21$
$42$
$37$
$37$
$42$
$49$
$38$
$52$
$7$
$33$
$17$
$44$
$39$
$7$
$14$
$27$
$39$
$42$
$42$
$62$
$37$
$39$
$67$
$51$
$53$
$53$
$59$
$41$
$29$
$38$
$27$
$31$
$54$
$19$
$53$
$51$
$22$
$61$
$42$
$39$
$59$
$47$
$33$
$34$
$16$
$37$
$57$
$43$
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Q 143 Marks Question3 Marks
Following figures relate the weekly wages $($in $Rs.)$ of $15$ workers in a factory $:300, 250, 200, 250, 200, 150, 350, 200, 250, 200, 150, 300, 150, 200, 250$
Prepare a frequency table.
$i.$ What is the range in wages $($in $Rs)?$
$ii.$ How many Workers are getting $Rs. 350?$
$iii.$ How many workers are getting the minimum wages?
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Q 153 Marks Question3 Marks
In a mathematics test following marks were obtained by $40$ students of class $VI$. Arrange these marks in a table using, tally marks.
$8$
$1$
$3$
$7$
$6$
$5$
$5$
$4$
$4$
$2$
$4$
$9$
$5$
$3$
$7$
$1$
$6$
$5$
$2$
$7$
$7$
$3$
$8$
$4$
$2$
$6$
$9$
$5$
$8$
$6$
$7$
$4$
$5$
$6$
$9$
$6$
$4$
$4$
$6$
$6$
$i.$ Find how many students obtained marks equal to or more than $7$?
$ii.$ How many students obtained marks below $4$?
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