1. Study the following frequency distribution table and answer the questions given below.       

(v) Which two classes have the same frequency?

Frequency Distribution of Daily Income of 550 workers of a factory                            

                                Table 5.3

       Class Interval

   (Daily Income in Rs.) 

        Frequency

  (Number of workers)

           100-125  

         45

          125-150

         25

         150-175

         55

        175-200

         125

        200-225

         140

       225-250

         55

       250-275

        35

     275-300

        50

      300-325

        20

      Total

         550

Answers (1)

(v) The two classes which have the same frequency are 150-175 and  225-250 also the frequency is 55.

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