Statistics, NAPX-K2-35 (1.25 min)

Question

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Worked Solution

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Variant 0

DifficultyLevel

582

Question

This graph shows the number of men and women that registered to vote before a council election on different days of the week.


On which day is the difference between the number of men and women registering closest to 55?

Worked Solution

Each interval = 20 people

Difference needs to be slightly smaller than 3 intervals.

⇒\Rarr Monday is closest.

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the number of men and women that registered to vote before a council election on different days of the week.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2018/12/nap-K2-35rev.svg 630 indent2 vpad On which day is the difference between the number of men and women registering closest to 55?
workedSolution
Each interval = 20 people Difference needs to be slightly smaller than 3 intervals. $\Rarr$ {{{correctAnswer}}} is closest.
correctAnswer
Monday

Answers

Is Correct?Answer
✓

Monday

x

Tuesday

x

Wednesday

x

Thursday

x

Friday

Variant 1

DifficultyLevel

583

Question

This graph shows the megalitres of E10 and premium 98 fuel sold in NSW for the last six months of 2021.


During which month is the difference between the megalitres of E10 and premium 98 fuel closest to 8 megalitres?

Worked Solution

Each interval = 5 megalitres

Difference needs to be slightly smaller than 2 intervals.

⇒\Rarr July is closest.

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the megalitres of E10 and premium 98 fuel sold in NSW for the last six months of 2021.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2022/09/Stat_NAPX-K2-35_v1_1.svg 630 indent2 vpad During which month is the difference between the megalitres of E10 and premium 98 fuel closest to 8 megalitres?
workedSolution
Each interval = 5 megalitres Difference needs to be slightly smaller than 2 intervals. $\Rarr$ {{{correctAnswer}}} is closest.
correctAnswer
July

Answers

Is Correct?Answer
✓

July

x

August

x

September

x

October

x

November

x

December

Variant 2

DifficultyLevel

584

Question

This graph shows the number of goals scored in basketball games by Mathew and Max over 5 games.


On which game is the difference between the number of goals scored by Mathew and Max more that 5 but less than 10?

Worked Solution

Each interval = 5 goals

Difference needs to be more than 1 and less than 2 intervals.

⇒\Rarr Game 3

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the number of goals scored in basketball games by Mathew and Max over 5 games.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2022/09/Stat_NAPX-K2-35_v2.svg 580 indent2 vpad On which game is the difference between the number of goals scored by Mathew and Max more that 5 but less than 10?
workedSolution
Each interval = 5 goals Difference needs to be more than 1 and less than 2 intervals. $\Rarr$ {{{correctAnswer}}}
correctAnswer
Game 3

Answers

Is Correct?Answer
x

Game 1

x

Game 2

✓

Game 3

x

Game 4

x

Game 5

Variant 3

DifficultyLevel

585

Question

This graph shows the comparison between the highest marks and the lowest marks over 5 mathematics tests for a Year 8 class.


In which test is the difference between the highest and lowest marks closest to 25?

Worked Solution

Each interval = 2.5 marks

Difference needs to be around than 10 intervals.

⇒\Rarr Test 5 is closest.

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the comparison between the highest marks and the lowest marks over 5 mathematics tests for a Year 8 class.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2022/09/Stat_NAPX-K2-35_v3_1.svg 550 indent vpad In which test is the difference between the highest and lowest marks closest to 25?
workedSolution
Each interval = 2.5 marks Difference needs to be around than 10 intervals. $\Rarr$ {{{correctAnswer}}} is closest.
correctAnswer
Test 5

Answers

Is Correct?Answer
x

Test 1

x

Test 2

x

Test 3

x

Test 4

✓

Test 5

Variant 4

DifficultyLevel

574

Question

This graph shows the number of men and women that attended the emergency department of a regional hospital on different days of the week.


On which 2 days of the week is the difference between the number of men and women attending the emergency department the same?

Worked Solution

Each interval = 5 people

Difference needs to be exactly the same.

⇒\Rarr Wednesday and Friday difference = 5 people

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the number of men and women that attended the emergency department of a regional hospital on different days of the week.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2022/09/Stat_NAPX-K2-35_v4.svg 630 indent vpad On which 2 days of the week is the difference between the number of men and women attending the emergency department the same?
workedSolution
Each interval = 5 people Difference needs to be exactly the same. $\Rarr$ {{{correctAnswer}}} difference = 5 people
correctAnswer
Wednesday and Friday

Answers

Is Correct?Answer
x

Monday and Tuesday

x

Monday and Thursday

x

Tuesday and Thursday

x

Wednesday and Thursday

✓

Wednesday and Friday

Variant 5

DifficultyLevel

587

Question

This graph shows the number of 17 year olds and 18 year olds getting their P-plates on different days of the week.


On which day is the difference between the number 17 year olds and 18 year olds getting their P-plates closest to 20?

Worked Solution

Each interval = 5 people

Difference needs to be closest to 4 intervals.

⇒\Rarr Monday is closest.

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
This graph shows the number of 17 year olds and 18 year olds getting their P-plates on different days of the week.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2022/09/Stat_NAPX-K2-35_v5.svg 700 indent2 vpad On which day is the difference between the number 17 year olds and 18 year olds getting their P-plates closest to 20?
workedSolution
Each interval = 5 people Difference needs to be closest to 4 intervals. $\Rarr$ {{{correctAnswer}}} is closest.
correctAnswer
Monday

Answers

Is Correct?Answer
✓

Monday

x

Tuesday

x

Wednesday

x

Thursday

x

Friday

x

Saturday

Tags