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27 Cards in this Set
 Front
 Back
The type of sampling where a system is used for choosing which people are polled.

Systematic


The number that appears the most in a set of data is called the what?

Mode


The box in a boxandwhisker plot represents what percent of the data?

The middle 50%


The type of sampling where anyone within the population has the same chance of being selected.

Random


What type of graph is used to represent changes over time?

Line Graph


What is a Line of Best Fit also called?

trend line


The average is also called the what?

Mean


A circle graph represents what percent?

100%


In a pictograph, if the graphic symbol represents 10 cats, how many cats would 6 and a half graphic symbols represent?

65


If a table shows the following tallies: llll
Then what is the frequency? 
4


A type of bar graph that shows intervals of data is called what?

A histogram


What values do the whiskers in a boxandwhisker plot reach to?

The min and max


What type of sampling is performed because it is easy to do?

Convenience


What statistical measure is NOT a measure of central tendency?

Range


What is each slice of a circle graph called?

sectors


How many degrees are in a circle?

360 degrees


A frequency table uses what markings to record amounts?

tallies


What is the middle number in a set of data called?

Median


How do you find the median if there are 2 middle numbers?

Find the average of those 2 numbers by adding them together and dividing by 2.


The type of sampling is it when an entire group within a group is used?

Cluster


Can all scatter plots have a line of best fit?

NO


Points that rise from left to right have show what type of correlation?

Positive


What is the piece of data that does not fit in with the other pieces of data?
For Example: 2,3,4,7,9,426 
Outlier


How many quarters are represented by a boxandwhisker plot?

4


What represents the median in a boxandwhisker plot?

The line that cuts the box.


When volume falls over time, then volume and time have what type of correlation?

Negative


Describe how to find the mean.

Add all the numbers and divide by the amount of numbers.
