7th Grade Math Review

Front

What is the formula to find the constant of proportionality?

Back

The constant of proportionality can be found by dividing the dependent variable by the independent variable in a proportional relationship.

Front

How do you calculate the mode of a set of numbers?

Back

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

Front

What does a box plot represent in statistics?

Back

A box plot visually displays the distribution of a data set through its quartiles, highlighting the median, lower quartile, upper quartile, and potential outliers.

Front

If Laura walked 6 1/2 laps in 2 hours, how many laps did she walk in one hour?

Back

3 1/4 laps.

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 percentage of data within a specific range?

Back

To find the percentage of data within a range, divide the number of data points in that range by the total number of data points, then multiply by 100.

Front

What is a quartile in statistics?

Back

A quartile is a type of quantile that divides a data set into four equal parts.

Front

What is the difference between mean and median?

Back

The mean is the average of a data set, while the median is the middle value.

Front

How do you interpret the third quartile in a box plot?

Back

The third quartile (Q3) represents the value below which 75% of the data falls.

Front

What is the range of a data set?

Back

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