PLTW Design and Modeling Statistical Analysis

Front

What is statistical analysis?

Back

Using computations to organize, describe, and make meaning from a set of data, often for the purpose of making a decision.

Front

What does the right whisker in a box and whisker plot show?

Back

It shows the largest quarter of the data values and the maximum value.

Front

What is the center of a dataset?

Back

Where the midpoint of the data lies.

Front

What does the box in a box and whisker plot represent?

Back

The value in the middle fifty percent of the dataset.

Front

What is a spreadsheet?

Back

A document which has data arranged in row and column grids to be used for calculations of data.

Front

What is the purpose of a box and whisker plot?

Back

To visually display the distribution of data based on a five-number summary.

Front

What are the five numbers in a five-number summary?

Back

Minimum, first quartile (Q1), median, third quartile (Q3), and maximum.

Front

What does the median represent in a dataset?

Back

The middle value when the data is arranged in order.

Front

What is the first quartile (Q1)?

Back

The median of the lower half of the dataset, representing the 25th percentile.

Front

What is the third quartile (Q3)?

Back

The median of the upper half of the dataset, representing the 75th percentile.