Learning Curve.docx - Chapter 1: 1) For data collected over...

Chapter 1:
1) For data collected over time, time plots can show patterns such as seasonal
variation and trends in the _____ .
2) Which of the following information about an automobile would be classified as
a categorical variable?
- The color of the exterior
We say that a distribution is symmetric if _______________ .
Airport administrators take a sample of airline baggage and record the weight of
each bag in order to estimate the number of bags that weigh more than 75 pounds.
What is the variable of interest?
The histogram below shows the distribution of pennies by the
year each was minted. What is the frequency for those minted
between 1990 and 2000?
Describe the shape of the stemplot shown below.

A professor wants to determine the average age of all students enrolled in statistics
courses at Whatsamatta U. She obtains data from 167 currently enrolled students. In
this context, the variable of interest would be _________________ .
The following histogram gives the distribution of salaries of
National League baseball players in $1000s from the year
2001.
In a time plot the overall pattern can best be emphasized by _________
Would the variable "inches of rainfall in Michigan" be considered a categorical or
quantitative variable?