Statistics and Probability (7MAAP)

Front

What is a tree diagram?

Back

A tree diagram is a visual representation that shows all the possible outcomes of a sequence of events, such as tossing a coin and spinning a spinner.

Front

How do you calculate expected outcomes based on frequency?

Back

To calculate expected outcomes, use the formula: (Frequency of outcome / Total trials) x Total expected trials.

Front

What is the range in a data set?

Back

The range is the difference between the highest and lowest values in a data set.

Front

What does it mean if a data set has a greater variability?

Back

Greater variability means that the data points are spread out over a wider range of values.

Front

What is the mean of a data set?

Back

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

Front

What is a frequency table?

Back

A frequency table is a way to organize data that shows how often each value occurs in a data set.

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots above a number line, where each dot represents one data point.

Front

What is a random sample?

Back

A random sample is a subset of individuals chosen from a larger population, where each individual has an equal chance of being selected.

Front

What does it mean for a statement to be TRUE or FALSE in data analysis?

Back

In data analysis, a TRUE statement accurately reflects the data, while a FALSE statement does not.

Front

How do you compare two data sets?

Back

To compare two data sets, look at measures such as range, mean, and variability to determine differences and similarities.