Question 696614

if {{{x}}} = the number of items purchased per customer 

and {{{f}}} = the number of customers


{{{x}}}..........{{{f}}}

{{{1}}}..........{{{10}}}

{{{2}}}..........{{{15}}}

{{{3}}}..........{{{8}}}

{{{4}}}..........{{{8}}}

{{{5}}}..........{{{7}}}


1.

What does the {{{15}}} stand for in the above table: 

it shows you that each of {{{15}}} costumers purchased {{{2}}} items


2. Find the midrange of items purchased: 

{{{(1+2+3+4+5)/5=15/5=3}}}


3. How many items were purchased by the customers in this sample?:

{{{15}}} items in all