Chance and Data

What is probability?

• The chance that something will happen.

• A formula.

• That something is impossible.

What are graphs?

• Are drawings of mathematical information with lines, shapes, and colours.

• Is a type of 3D shape.

• Are a series of steps used in maths to solve the area of a shape.

• A triangle with all three sides of equal length.

What type of graph is this?

• Bar graph

• Tally Chart

• Pictograph

If Logan rode the bus everyday to school. Which statement is impossible?

• Logan sat at the back of the bus.

• Logan had a window seat.

• Logan rode his bike.

• Logan left his bag on the bus.

What is an independent variable?

• Events that are not affected by previous events.

• The points on a compass.

• Events that are affected by previous events.

• A number that is divisible only by itself and 1

Mrs. Jones has a son. She is about to have another baby. She already has a boy, so the next baby will be a girl.

• True

• False

What is the title of this graph?

• Number of people choosing each topping

• Topping Choices

• Favourite Pizza Toppings

• Tasty Cheese

Is flipping a coin a independent or dependent event?

• Dependent 

• Independent

What is the chance of pulling out a red marble?

• Certain

• Likely

• Unlikely

• Even chance

I took out 1 marble. It was pink. But I did not put it back in the bag. Is this a dependent event?

• True

• False