The weekly expenses - 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- Which among the given options is the correct frequency table -with class intervals 60 - 70- - Weekly- expenses amp- Number-of-Students- 60-70 amp- 6- 70-80 amp- 5- 80-90 amp- 7- 90-100 amp- 3- 100-110 amp- 3- 110-120 amp- 4- - - - - - - Pocket-Expense amp- Number-of-Students- 60-70 amp- 6- 70-80 amp- 5- 80-90 amp- 7- 90-100 amp- 5- 100-110 amp- 3- 110-120 amp- 4- - - - - - - Weekly- expenses amp- Number-of-Students- 60-70 amp- 6- 70-80 amp- 5- 80-90 amp- 5- 90-100 amp- 3- 100-110 amp- 3- 110-120 amp- 4- - - - - - - Weekly- expenses amp- Number-of-Students- 60-70 amp- 6- 70-80 amp- 5- 80-90 amp- 5- 90-100 amp- 5- 100-110 amp- 7- 110-120 amp- 4- - - - - - -

The correct option is B [ Pocket Expense amp; Number of Students; 60 70 amp; 6; 70 80 ...

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Byju's Answer

Standard VIII

Mathematics

Grouped Frequency Distribution

The weekly ex...

Question

The weekly expenses (₹) 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. Which among the given options is the correct frequency table (with class intervals 60 - 70)?

$\begin{matrix} W e e k l y e x p e n s e s & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 5 90 - 100 & 3 100 - 110 & 3 110 - 120 & 4 \end{matrix}$

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$\begin{matrix} W e e k l y e x p e n s e s & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 7 90 - 100 & 3 100 - 110 & 3 110 - 120 & 4 \end{matrix}$

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$\begin{matrix} P o c k e t E x p e n s e & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 7 90 - 100 & 5 100 - 110 & 3 110 - 120 & 4 \end{matrix}$

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$\begin{matrix} W e e k l y e x p e n s e s & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 5 90 - 100 & 5 100 - 110 & 7 110 - 120 & 4 \end{matrix}$

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Solution

The correct option is C
$\begin{matrix} P o c k e t E x p e n s e & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 7 90 - 100 & 5 100 - 110 & 3 110 - 120 & 4 \end{matrix}$

Count the number of students in each class interval and form the table as shown below.

$\begin{matrix} W e e k l y e x p e n s e s & N u m b e r o f S t u d e n t s 60 - 70 & 6 70 - 80 & 5 80 - 90 & 7 90 - 100 & 5 100 - 110 & 3 110 - 120 & 4 \end{matrix}$

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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?

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, 87, 85, 105, 115.

Construct a frequency table with class intervals 60 - 70 (where 70 is not included), 70 - 80, 80 - 90, etc.

The weekly expenses (₹) 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. Which among the given options is the correct frequency table (with class intervals 60 - 70)?

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. Construct a frequency table with class intervals 60 - 70 and so on. [3 MARKS]

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The weekly expenses (₹) 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. Which among the given options is the correct frequency table (with class intervals 60 - 70)?

The correct option is C Pocket ExpenseNumber of Students60−70670−80580−90790−1005100−1103110−1204 Count the number of students in each class interval and form the table as shown below. Weekly expensesNumber of Students60−70670−80580−90790−1005100−1103110−1204