Probability and Statistics Worksheet
19
Answer Key
1 

The cost of mobile
phones of six different brands are
$100, $130, $110, $120, $201,
$150. The range of costs
of mobile phones is: $101. 
2 

The price of a
telescope is at different shop is $89, $76,
$90, $78, $96. The range of price
of different telescope is : $20. 
3 

The price books on
different subjects are $10, $13, $15, $17,
$20 The price range of
the umbrellas is: $10. 