Algebra 1 Stats

Front

What is the average of the following data set: 1, 0, 1, 5, 6, 3, 4?

Back

The average is 2.85.

Front

How do you find the median of a data set with two middle numbers?

Back

Add the two middle numbers and divide by 2.

Front

If r=0, what does it indicate about correlation?

Back

It indicates no correlation.

Front

What is the mode of the following data set: 12, 10, 10, 10, 13, 12, 11, 13, 10?

Back

The mode is 10.

Front

What is the definition of 'mean' in statistics?

Back

The mean is the sum of all values divided by the number of values.

Front

What does 'median' represent in a data set?

Back

The median is the middle value when the data set is ordered.

Front

What is the definition of 'mode' in statistics?

Back

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

Front

What is a 'data set'?

Back

A data set is a collection of related data points.

Front

How do you determine the range of a data set?

Back

The range is the difference between the highest and lowest values.

Front

What does a correlation coefficient of 1 indicate?

Back

A perfect positive correlation.