About Miss Whitehead
What is Miss Whitehead's favourite color?
Yellow
Solve for x, 2x+1=16
x = 3
Which 2 students does Miss Whitehead feel she needs to keep a close eye on?
Henry C and Cooper D
The risk of developing an injury is 8% for athletes who stretch and 14% for athletes who do not. Calculate the relative risk for athletes who do not stretch compared with those who do, and interpret it.
0.14/0.08 = 1.75
The non-stretching group has 1.75 times the risk of injury, or a 75% higher risk.
You have 6 eggs. You break 2, fry 2, and eat 2
4 eggs
What subject would Miss Whitehead teach if she couldn't teach maths?
P.E
Make x the subject, W=(x+2)2/5
W5/2 -2 = x
How many students share the same name as someone else in the class?
6
(Henry C, Henry W, Cooper D, Cooper H, Ben P, Ben S)
How many standard deviations a point is from the mean.
Using exactly four 4s and any mathematical operations, make 20.
4 x ( 4 + 4 รท 4)
What is the date of Miss Whitehead's Wedding?
18th December 2026
Express x2 + 10x + 22 as a completed square. (x+b)2 + c
(x+5)2 - 3
When you add up the grades from all the derived grade exams, who are the top two students overall?
1. Donnacha
2. Ollie
What are the 2 main properties that data should have to be considered normally distributed?
- Symmetrical
- All data within 3 standard deviations of the mean
What is the most common calculator mistake seen every year across all classes?
Not using brackets when squaring a negative number.
What city did Miss Whitehead live in before moving to Christchurch?
Hastings
Write the quadratic formula
See board
Which 2 students would Miss Whitehead trust the most to run the class if she left the room?
Fletcher and Donnacha
What percentage of data lies within 1, 2, and 3 standard deviations of the mean?
1 - 68%
2 - 95%
3 - 99.7%
What gets wetter the more it dries?
Towel
When Miss Whitehead was a high school student, what subject teacher called home wanting to discuss her disruptive behaviour?
Accounting
When a quadratic is written in the form y=a(x-b)2+ c, what information can you identify immediately?
Where the vertex is and whether it is a max or a min.
Name all the students Miss Whitehead has taught 2 years or more.
Henry C, Cooper, Yonghoon, Zachary, Thayne, Angus, Hesandu, Henry W.
If you are rolling 2 dice and adding their values, what is the probability of getting 7 or higher?
21/36 = 7/12 = 0.583
What is the national animal of Scotland?
Unicorn