1. Form the frequency distribution table from the following data :Marks (out of 90) Number of candidatesMore than or equal to 80 - 4More than or equal to 70 -6More than or equal to 60-11More than or equal to 50- 17More than or equal to 40- 23More than or equal to 30- 27More than or equal to 20- 30More than or equal to 10- 32More than or equal to 0- 34FIND MEDIAN AND MEAN OF THIS TABLE.
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