Variables
The 30 students used to represent the entire student population.
What is a sample?
You visually represent my nominal self!
What is a bar graph?
Extra-Small, Small, Medium, Large, Extra-Large.... What fits?!
What is an ordinal scale of measurement?
I summarize, I organize, and I simplify data!
What is descriptive statistics?
I am difficult to study! As a matter of fact, most scientists don't like to study me directly. :/
What is a population?
This type of frequency distribution graph is appropriate for ratio data.
What is a histogram?
Healthy or Unhealthy.... Healthy I wish to be!
What is a nominal scale of measurement?
I compare from masterful and calculated manipulation.
What are experimental studies?
A study looks at how age affects someone's fear of falling. Age is this variable.
What is an independent variable?
The students did very well on this exam.. maybe I made the exam too easy.
What is a negative skewed distribution?
I don't like living in Chicago, the winter temperatures of -17 degrees and the hot humid summers of 98 degrees are too much for me!
What is an interval scale of measurement?
I make generalized statements about the population from tidbits of information!
What is inferential statistics?
A study investigated the effects of drinking bleach on survivability. One group drank 2 ounces of bleach daily and the other group drank 2 ounces of water. The water drinking group is this type of group.
What is a control group?
5 would be the best choice for this term that describes a set of scores with a high of 43 and a low of 8 on a grouped frequency distribution table.
What is interval width?
Dr. Seuss says "One fish, two fish, three fish, NO fish!"
What is a ratio scale of measurement?
Give me two variables from each person and I shall tell you all about their relationship!
What is a correlational study?
The students who were sampled scored 84.6 on their exam. The scores represent this variable.
What is a statistic variable?
Researchers really only like to look at data that has this specific type of distribution.
What is a normal distribution?
Attention please! We have 2 more shirts in size medium left for purchase! Hurry and get them while you can!
What is ratio and ordinal scale of measurement?
I report my study's findings and here they are! There are a lot more females than males in this classroom.
What is a descriptive study?