Probability and Statistics Practice

Front

What is the probability of landing on green both times when spinning a spinner twice?

Back

Front

If a jar contains 8 green, 4 blue, 10 red, and 2 yellow Skittles, what is the probability of drawing a red Skittle followed by a yellow Skittle with replacement?

Back

Front

What type of correlation is indicated by a scatter plot that slopes downwards?

Back

The correlation is negative.

Front

How do you find the median of a data set?

Back

Arrange the data in order and find the middle value.

Front

What is the probability of picking a quarter from a bag containing 5 quarters, 2 dimes, and 4 pennies, not replacing it, and then picking a penny?

Back

Front

Define probability in the context of statistics.

Back

Probability is the measure of the likelihood that an event will occur.

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables.

Front

What does it mean if there is no correlation in a scatter plot?

Back

It means that there is no apparent relationship between the two variables.

Front

How do you calculate the probability of independent events?

Back

Multiply the probabilities of each event.

Front

What is the formula for finding the mean of a data set?

Back

The mean is calculated by dividing the sum of all data points by the number of points.