Equations to remember

Question 1

What is the equation to find the expected values for chi squared?

Answer 1

E = (column total x row total)/table total

Question 2

What is the equation for df (degrees of freedom)?

Answer 2

Df = (number of rows - 1) x (number of columns - 1)

Question 3

What is the equation for eta squared?

Answer 3

ETA squared = ss between / ss total

Question 4

What is the equation for simple linear regression?

Answer 4

Y = a + bx

Question 5

What is the equation for multiple regression?

Answer 5

Y = a + b1X1 + b2X2 + b3X3… + bkXk