22 Questions
How do you create a pivot table in Excel?
Click on any cell within the data, choose the Insert tab, click on the Pivot Table icon, and then click on Pivot Table in the drop-down menu
What does a stem and leaf display in statistics do?
It provides a histogram-like view of the distribution
What is the purpose of using the 10's digit as the stem in a stem and leaf display?
It groups similar data values together
What should be done first before creating a stem and leaf display?
Sort the data from lowest to highest
What is the purpose of scatter plots?
To show the relationship between two paired data points
In a stem and leaf display, what do the stems represent?
The tens place of the data values
What is the purpose of a line chart?
To represent time series data
What is the role of the dependent variable in a scatter plot?
To be influenced by changes in the independent variable
When creating a scatter plot in Excel, where is the independent variable usually placed?
On the horizontal axis
What do stem and leaf displays provide a more detailed view of?
The distribution of data values
What is the purpose of a Pareto chart?
To show the frequency of the categories that cause quality control problems
What is the characteristic feature of a Pareto chart?
It shows quality problem categories in decreasing order
In the context of Pareto charts, what is an ogive?
A line graph that plots the cumulative relative frequency distribution
When is it appropriate to use a Pareto chart?
When showing the frequency of the categories that cause quality control problems
Which type of chart uses a line graph to plot the cumulative relative frequency distribution?
Pareto chart
What distinguishes a Pareto chart from a bar chart?
The focus on showing frequency of categories causing quality control problems
What does an ogive represent in a Pareto chart?
The cumulative relative frequency distribution
What distinguishes a Pareto chart from a pie chart?
The focus on showing frequency of categories causing quality control problems
When creating a Pareto chart, what does arranging categories from most frequent to least frequent help with?
Showing frequency of categories causing quality control problems
What makes Pareto charts more useful than pie charts for certain data?
Showing frequency of categories causing quality control problems
What does a Pareto chart compare?
Frequency of categories causing quality control problems
In a Pareto chart, what does each category represent?
The number of occurrences of various categories
This quiz covers the concept of displaying discrete data in a continuous format, particularly focusing on the use of percentage polygons to graph the relative frequency of different classes. It also includes the comparison of distributions using cumulative percentage polygons.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
