Question

Plzzzzz solve this both questions
----------50 points-----------

Answer 1

heya....

Here is your answer....

Answer 2

Here is your answer in attachment


Note:-

Class Mark (Midpoint) The number in the middle of theclass. It is found by adding the upper and lower limits and dividing by two. It can also be found by adding the upper and lower boundaries and dividing by two.

A frequency is a list, table or graph that displays the frequency of various outcomes in a sample.