Samples
Raven divided the senior class into three groups, seniors that drive, seniors that walk, seniors that ride the bus. She asked asks everyone in the groups that ride the bus, and drive if they're ready to graduate. She disregarded the seniors that walk. This is a example of a ______ sample.
What is Cluster Sample?
A study based on data that has no manipulation factors.
What is an Observational Study?
55, 85, 68, 74, 55, 72, 85, 55, 73, 55, 72
In the number sequence 55 represents
What is mode?
Includes a minimum, maximum,median, Q1, and Q2. Used to create a Box Plot.
What is a 5 number summary?
The controlled variable in an experiment
What is an Independent Variable?
Jared asked his co-works what their favorite ice cream is because he worked that day. This is an example of a _____ sample.
What is a Convenience Sample?
A study based on data that manipulates factor levels to create treatments.
What is an Experimental Study?
37, 85, 58, 51, 89, 94, 72, 46, 43, 91
In the sequence 91-37= 57 this represents
What is range?
A type of graph showing a five-number summary
What is a Box Plot?
The variable that is being tested in a scientific experiment
What is a dependent variable?
Gwen divided a group of 60 people into two groups, those who wear glasses and those who don't. She asked 15 people from each group if they prefer to sit in the front or back. This is an example of a _______ sample.
What is a Stratified Sample?
A fake treatment, has no effect on the group it was given to.
What is a Placebo?
37, 85, 58, 51, 89, 94, 72, 46, 43, 91
In the number sequence 67 represents
What is Mean?
A graph that utilizes dots to summarize a set of data
What is a Dot Plot?
Participants are unaware, whether they are in a control group or not. The administrator does.
What is a Blind Study
TV personal stops every 5th person that past to ask what they're favorite animal is. This is an example of a _____ sample.
What is a Systematic Sample?
This study counts the entire population
What is a Census Study
37, 85, 58, 51, 89, 94, 72, 46, 43, 91,65
In the number sequence 65 represents
What is median?
A graph that shows the frequency of a data set using bars
What is a Histogram?
The patient's belief in the treatment rather than the treatment itself
What is Placebo Effect?
Grad Inc. adds the names of their 50 employees to a generator. The first ten are chosen to take an employee survey. This is an example of a _______ Sample.
What is a Simple Random Sample?
What is Sampling?
Technique that accounts for the number of acceptable errors in an experiment.
What is Margin of Error?
The difference between the first and third quartiles
What is Interquartile Range?
The researcher is also unaware of which group is receiving treatment or not
What is Double Blind Study?