COMMUTING MILES An insurance company collected data on the...

Name: Problem 61, Chapter 8: Prealgebra
Uploaded: 2020-07-23T20:59:43-08:00
Duration: 47 s
Channel: Kerry Thornton-Genova
Description: COMMUTING MILES An insurance company collected data on the number of miles its employees drive to and from work. The data are presented in the histogram below. a. How many employees have a commute that is in the range of 15 to 19 miles per week? b. How many employees commute 14 miles or less per week? CAN'T COPY THE GRAPH

COMMUTING MILES An insurance company collected data on the number of miles its employees drive to and from work. The data are presented in the histogram below. a. How many employees have a commute that is in the range of 15 to 19 miles per week? b. How many employees commute 14 miles or less per week? CAN'T COPY THE GRAPH

COMMUTING MILES An insurance company collected data on the number of miles its employees drive to and from work. The data are presented in the histogram below.
a. How many employees have a commute that is in the range of 15 to 19 miles per week?
b. How many employees commute 14 miles or less per week?
CAN'T COPY THE GRAPH

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Key Concepts

Histogram

A histogram is a graphical representation of the distribution of numerical data where data are grouped into ranges (bins) and the frequency of data points in each bin is represented by the height of a bar. This concept is critical for visually summarizing large sets of data.

Frequency Distribution

A frequency distribution outlines how often each different value in a dataset occurs, particularly when data are divided into intervals. It provides the foundational structure for understanding data patterns and variability across different segments.

Data Interpretation from Graphs

Interpreting graphs involves analyzing visual representations, such as histograms, to extract meaningful numerical information like counts or percentages in specified intervals. This skill is essential for converting graphical data into actionable summaries.

Range Analysis

Range analysis involves examining the data within specified intervals or groups. It includes determining how many data points fall within particular ranges, which is useful in tasks such as summing frequencies for cumulative totals or identifying trends.

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