____________ are extreme, or atypical data value(s) that are notably different from the rest of the data.

What is the Interquartile Range of the following set of data? 2, 6, 9, 12, 8, 15, 17, 10, 13, 3

Low-density lipoprotein (LDL) is an important part of blood cholesterol test. LDL higher than 130mg/dl is a risk factor of developing cardiovascular disease. To prevent cardiovascular disease, a health center had a free blood cholesterol test for all the people older than 65 in the community. A total of eight people attended the blood screening and their blood test results are listed below: LDL(mg/dl): 130,143,114,110,123,110,134,124After the blood test, the nurse wants to know the Interquartile Range of LDL scores: (hint: 25% of LDL scores is 112) The Interquartile Range is ____________.

Bar charts are particularly useful for showing change over time.  

In which graphic are there no gaps between bars?

A line graph displays the ____________________.

Although bar charts are often used to show means, this text recommends that __________ be used instead.

Not all visualizations are created equal, however, and in many cases the type of visualization used may distract or even mislead the reader.

A student was asked to collect the temperature daily for the month of May, 2010 and conduct some simple analysis. He found the variance of temperatures during May was 4, so the standard deviation of the temperature was___

Quantitative data is measured on a numeric scale while qualitative data has no order or measuring.