Can blueberries slow down aging? A study indicates that antioxidants found in blueberries may slow down the process of aging. In the study, 19-month old rats (equivalent to 60-year old humans) were fed either their standard diet or a diet supplemented by either blueberry, strawberry, or spinach powder. After eight weeks, the rats were given memory and motor tests. Although all supplemented rats showed improvement, those supplemented with blueberry powder showed the most notable improvement. What is/are the dependent variable (s)?

In the following data set, what number is the outlier? 6, 24, 27, 32, 34, 22

10 students participate in Statistics quiz 2, their grades are: 98, 85,89,73,76,85,87,92,85,56The professor wants to know the interquartile range of the grades. The interquartile range is ___.

Standard deviation is the square root of the  _____________

You take 7 statistics tests over the course of a semester. You score 94, 88, 73, 84, 91, 87, and 79. What is the range of your scores?

Identify the scale of measurement for the following: temperature measured in centigrade

The study of statistics involves math and relies upon calculations of numbers. But it also relies heavily on how the numbers are chosen and how the statistics are interpreted.

Measures of Central Tendency – way to describe the center or average of a data set. The goal of central tendency is to find the single score that is most typical or most representative of the entire group.

__________________ have an x- and y-axis.

_____________ is very useful for displaying small amounts nominal or ordinal categories of data.