# 1. Study the following frequency distribution table and answer the questions given below.(i) What is the size of the class intervals?Frequency Distribution of Daily Income of 550 workers of a factory                                            Table 5.3        Class Interval    (Daily Income in Rs.)          Frequency   (Number of workers)            $\inline 100-125$            $\inline 45$           $\inline 125-150$          $\inline 25$          $\inline 150-175$          $\inline 55$         $\inline 175-200$          $\inline 125$         $\inline 200-225$          $\inline 140$        $\inline 225-250$          $\inline 55$        $\inline 250-275$         $\inline 35$      $\inline 275-300$         $\inline 50$       $\inline 300-325$         $\inline 20$       Total          $\inline 550$

(i) The size of the class intervals = $125-100=25$

 Class Interval    (Daily Income in Rs.) Frequency   (Number of workers) $\inline 100-125$ $\inline 45$ $\inline 125-150$ $\inline 25$ $\inline 150-175$ $\inline 55$ $\inline 175-200$ $\inline 125$ $\inline 200-225$ $\inline 140$ $\inline 225-250$ $\inline 55$ $\inline 250-275$ $\inline 35$ $\inline 275-300$ $\inline 50$ $\inline 300-325$ $\inline 20$ Total $\inline 550$

## Related Chapters

### Preparation Products

##### JEE Main Rank Booster 2021

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 13999/- ₹ 9999/-
##### Rank Booster NEET 2021

This course will help student to be better prepared and study in the right direction for NEET..

₹ 13999/- ₹ 9999/-
##### Knockout JEE Main April 2021 (Easy Installments)

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 4999/-
##### Knockout NEET May 2021

An exhaustive E-learning program for the complete preparation of NEET..

₹ 22999/- ₹ 14999/-