Probability and Statistics Review

5, 7, 8, 8, 8, 9, 10, 13, 17, 17, 20, 25 What is the mean?

The theater has five movies showing.Which model would help you determine what movie to see?

A Politician polled 50 of his supporters to implement a new law. Is this sample valid?

What is the probability that Maria can have two coins that she tosses and get tails on both?

Which team has the greater Interquartile Range?

A bag contains 14 blue and 14 red marbles. What is the likelihood of drawing a red marble?

The vet wants to find out how much the pets in shelters weigh. Which sample is representative?

There is a penny and a 6-sided die. What is the probability that Tim can roll a tail and a 6?

5, 7, 8, 8, 8, 9, 10, 13, 17, 17, 20, 25 What is the mode?

Who spent the maximum number of minutes practicing?

Sue noticed that 15% of her 180 work days it snows. How many days does it snow?

Which fraction shows the probability that Nelson will pick an ace from a standard 52-card deck?

There are 3 pink, 2 purple, and 1 blue marble. P(pink, then blue) marble without replacing?

Alex rolls two number cubes. What is the probability that the sum is 9 or greater?

Which of the following methods of sampling would provide the most reliable data to analyze?

Based on the data, what is the probability that Rob will not pick a cat at the animal shelter?

A: 99,75,84,70,86,80 B: 85,83,87,90,85,82 Which class has higher quiz scores?

How many possible outcomes are there if 2 six-sided dice are both thrown at the same time?

You flip a coin and roll a 6 sided die. P(heads and a number greater than 4)?

If the probability of Jo drawing a red marble is 1/9, what can you expect if he tries 36 times?

Angelo has 7 dimes and 6 nickles in his pocket. What is the likelihood Angelo will pick a coin?

A 6 sided die is rolled 15 times. How many times would you expect to roll a number less than 5?

5, 7, 8, 8, 8, 9, 10, 13, 17, 17, 20, 25 What is the median?

What is the probability of rolling the dice and having the dice have a sum of 11?