Maths Mock 2 Don't Know

Question 1

Give the formula that all outliers follow

Answer 1

• Greater than Q3+k(Q3-Q1)
• Less than Q1-k(Q3-Q1)

Question 2

Give 4 required conditions for the binomial probability model

Answer 2

• there is a fixed number (n) of trials,
• there are only two possible outcomes for each trial: success or failure
• the trials are independent
• the probability of success doesn’t change

Question 3

What does positive skew look like on a box plot?

Answer 3

Question 4

What does negative skewlook like on a box plot?

Answer 4

Question 5

Do data collection and sampling techniques flashcards

Question 6

Give 2 trigonometric identities

Answer 6

Tan(x)=sin(x)/cos(x)

sin²x+cos²x=1