Probability Revision

If I spin this spinner, the P(spinning 5) =  

•  $\frac{5}{4}$  

•  $\frac{1}{4}$  

•  $\frac{4}{4}$  

•  $\frac{5}{8}$  

Tags

CCSS.7.SP.C.5

A list of all the possible outcomes of an event is called the:

Tick all the possible outcomes from spinning this spinner:

• Red

• Blue

• Brown

• Yellow

• Green

Tags

CCSS.HSS.CP.A.1

If this spinner is spun, the sample space is:

• {Red, Red, Red, Red, Red, Green, Green, Green, Yellow, Yellow}

• 
  

  $\frac{1}{10}$
  

• $\frac{5}{10}$

• {Red, Green, Yellow}

Tags

CCSS.HSS.CP.A.1

When this spinner is spun, the P(spinning green) is:

• $\frac{3}{10}$

• $\frac{5}{10}$

• $\frac{1}{10}$

• $\frac{2}{10}$

Complementary Events are:

• Saying something nice to someone

• Events which add together

• Opposite events, which add up to 100% of the possible outcomes

• A table which represents information collected

Tags

CCSS.HSS.CP.A.1

The complementary event to a rainy day tomorrow is:

• A sunny day tommorow

• A rainier day tommorow

• about 5%

• Not a rainy day tomorrow

Tags

CCSS.HSS.CP.A.1

An event has a probability of 6/10. The complementary event to that event would have a probability of:

•  $\frac{6}{10}$  

•  $\frac{4}{10}$  

•  $\frac{2}{10}$  

•  $\frac{1}{10}$  

Tags

CCSS.HSS.CP.A.1

In a family there are Mum and Dad, two daughters and a son. Each day, they take it in turns to wash the dishes after dinner. If you visit the family, what is the chance that the person washing up is not male?

• $\frac{2}{5}$

• $\frac{1}{5}$

• $\frac{3}{5}$
  

• $\frac{4}{5}$

The following information was represented in a Venn Diagram.

How many people surveyed are tall but not blonde?

• $7$

• $10$

• $13$

• $8$