MAP Review #3 Practice Measurement and Data

Front

What is a dot plot?

Back

A dot plot is a statistical chart that consists of dots plotted on a number line, representing the frequency of data points.

Front

What does it mean if a distribution is skewed?

Back

A skewed distribution is one where the data points are not symmetrically distributed, causing a tail on one side.

Front

What is the median in a data set?

Back

The median is the middle value when the data points are arranged in ascending order.

Front

How do you find the median of an even set of numbers?

Back

To find the median of an even set, average the two middle numbers.

Front

What is a box plot?

Back

A box plot is a graphical representation of data that shows the minimum, first quartile, median, third quartile, and maximum.

Front

What does point C represent in a box plot?

Back

Point C represents the median of the data set.

Front

What is the first quartile (Q1)?

Back

The first quartile (Q1) is the median of the lower half of the data set.

Front

What is the third quartile (Q3)?

Back

The third quartile (Q3) is the median of the upper half of the data set.

Front

What does it mean for data to be symmetrical?

Back

Data is symmetrical if the left and right sides of the distribution are mirror images of each other.

Front

How do you calculate the mean of a data set?

Back

To calculate the mean, add all the numbers together and divide by the total count of numbers.