TD - Data Review

Front

What is the median in a data set?

Back

The median is the middle value when the numbers are arranged in order.

Front

How do you find the median of a data set with an even number of values?

Back

To find the median, average the two middle numbers.

Front

What is a random sample?

Back

A random sample is a sample in which each individual or object in the entire population has an equal chance of being selected.

Front

What is the definition of range in statistics?

Back

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

Front

How do you calculate the range of a data set?

Back

Subtract the smallest number from the largest number.

Front

What is the mean of a data set?

Back

The mean is the average of the numbers, calculated by adding all values and dividing by the number of values.

Front

What is the mode in a data set?

Back

The mode is the number that occurs most often in a data set.

Front

If a data set has the values 2, 4, 6, 8, what is the mean?

Back

The mean is 5.

Front

What does it mean if a data set has a higher median?

Back

It indicates that the center value of the data set is higher compared to another data set.

Front

How do you determine how many students have a shoe size bigger than 8?

Back

Count the number of students whose shoe sizes are greater than 8.