Exploring Probability and Statistics

Front

What is probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Front

How do you calculate the probability of an event?

Back

Probability of an event = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

What is a sample space in probability?

Back

A sample space is the set of all possible outcomes of a probability experiment.

Front

What is the difference between independent and dependent events?

Back

Independent events do not affect each other's outcomes, while dependent events do.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points in specified ranges.

Front

What is the mean in statistics?

Back

The mean is the average of a set of numbers, calculated by dividing the sum of all values by the number of values.

Front

How do you find the median of a data set?

Back

To find the median, arrange the numbers in ascending order and identify the middle value. If there is an even number of values, the median is the average of the two middle values.

Front

What is a mode in statistics?

Back

The mode is the value that appears most frequently in a data set.

Front

What is a bar graph used for?

Back

A bar graph is used to compare different categories of data using rectangular bars.

Front

What is a pie chart?

Back

A pie chart is a circular statistical graphic divided into slices to illustrate numerical proportions.