1
The proportion of Northern Beaches State High School students who cycle to school each day is 20 per cent. If a random sample of 100 students were taken, the number who cycle to school each day would be:
20
What is 7% of 200?
14
The result is halved. The result is subtracted by 12. The result is the product of 4 x 5. What number did I start with?
8.
Which is highest?
3 x 7
6 x 4
5 x 5
11 x 2
5 x 5
YEAR 8 SURVEY: Favourite Chocolate
Mars bar: 31
Cherry Ripe: 15
Snickers: 9
Kit kat: 46
Freddo: 20.
WRITE THESE DOWN!
GOOD
School Travel Data (year 12)
Walk: 34
Bus: 12
Bike: 22
Own Car: 8
Parents Car: 40
WRITE THESE DOWN!
56
What is the total of the 7 numbers below:
25.3, 14.1, 20.7, 22.8, 17.9, 14.3, 19.6
WRITE THESE DOWN!
134.7
How many year 8's were surveyed?
121
How do you find the population of the survey?
Add up all the student totals.
What is the most popular mode of travel?
Parents Car
What number do I divide the total of the numbers by to find the mean?
7
5
116
SHOE SIZES OF YEAR 10 CLASS ARE AS FOLLOWS:
4, 5, 5, 7, 7, 7, 8, 9, 9, 10, 11, 11, 12
What is the median?
8
11.2
What is the 2nd least favourite type of chocolate?
Cherry Ripe
How do I calculate the proportion of students who walk to school?
Walkers divided by population
Of all the students at Kirwan state high school year 8. 46 got A's in Maths. What is the group being surveyed?
Year 8's at Kirwan state high school.
If I removed the number 22.8 from the data, what would the new mean be?
18.65