SmarterEd

Aussie Maths & Science Teachers: Save your time with SmarterEd

  • Login
  • Get Help
  • About

Statistics, NAP-A4-CA04

This table summarises the time Tutty spent training her parrot over five days.
 

 
What was the average (mean) time for training the parrot each day?

`text(30 minutes)` `text(56 minutes)` `text(66 minutes)` `text(280 minutes)`
 
 
 
 
Show Answers Only

`text(56 minutes)`

Show Worked Solution
`text(Average)` `= (25 + 55 + 60 + 94 + 46)/5`
  `= 280/5`
  `= 56\ text(minutes)`

Filed Under: Data and Interpretation, Data and Statistics Tagged With: Band 6, smc-3190-20-Table data, smc-3190-30-Mean/median/mode/range, smc-681-20-Table data, smc-681-30-Mean/median/mode/range

Statistics, NAP-J4-CA03

A survey was conducted to determine the number of children who have a pool or a trampoline at home.

The results are shown below.
 

 
How many children have a pool at home, but not a trampoline?

`11` `13` `21` `34` `42`
 
 
 
 
 
Show Answers Only

`34`

Show Worked Solution

`34`

Filed Under: Data and Interpretation, Data and Statistics Tagged With: Band 6, smc-3190-20-Table data, smc-681-20-Table data

Statistics, NAP-D4-CA15

 
Between 2007 and 2010, the number of people with type II diabetes in America increased by about

 
`text(0.5 million people.)`
 
`text(1 million people.)`
 
`text(1.5 million people.)`
 
`text(2 million people.)`
Show Answers Only

`text(2 million people.)`

Show Worked Solution

`33.21 – 31.16 = 2.05`

`:.\ text(The number increased by about 2 million people.)`

Filed Under: Data and Interpretation, Data and Statistics Tagged With: Band 7, smc-3190-20-Table data, smc-681-20-Table data

Statistics, NAP-D4-NC21

60 students were asked if they owned a bike, a skateboard or both.
 

 
How many students did not own a bike?

`18` `22` `38` `42`
 
 
 
 
Show Answers Only

`18`

Show Worked Solution

`text(Students who don’t own a bike)`

`= 8 + 10`

`= 18`

Filed Under: Data and Interpretation, Data and Statistics Tagged With: Band 8, smc-3190-20-Table data, smc-681-20-Table data

Statistics, NAP-G4-CA03

10 of the tallest mountains in the United States are listed in the table below:
 

 

How much taller than Utah's tallest mountain is Colorado's tallest mountain?

`225\ text(metres)` `227\ text(metres)` `273\ text(metres)` `330\ text(metres)`
 
 
 
 
Show Answers Only

`273\ text(metres)`

Show Worked Solution

`text(Mount Massive – Kings Peak)`

`= 4398 – 4125`

`= 273\ text(metres)`

Filed Under: Data and Interpretation, Data and Statistics Tagged With: Band 5, smc-3190-20-Table data, smc-681-20-Table data

Number, NAP-H4-CA15 SA

The dog population in five continents can be found in the table below.
 

    naplan-2015-15mc

 
How many more dogs live in Europe than in Africa and South America combined?

 
Show Answers Only

`36, 345, 608`

Show Worked Solution

`text(Number of extra dogs)`

`= 59\ 329\ 647 – (9\ 721\ 457 + 13\ 262\ 582)`

`= 36\ 345\ 608`

Filed Under: Basic Concepts and Calculations, Basic Concepts and Calculations Tagged With: Band 8, smc-3173-20-Basic Operators, smc-3190-20-Table data, smc-681-20-Table data, smc-890-20-Basic Operators

Copyright © 2014–2025 SmarterEd.com.au · Log in