Midterm Review Crossword Puzzle

Objects described by a set of data
An attribute that describes a person, place, or thing
A variable that can take a variety of values
The middle point of a data set
The average
A measure of variability based on dividing a data set into quartiles
A variable whose effect on the response variable cannot be untangled from the effects of the treatment
A neutral treatment that has no "real" effect on the dependent variable
Maximum expected difference between the true population parameter and a sample estimate of that parameter
The difference between two groups is judged to be significant when p = 0.05 or less.
Where study participants are randomly assigned to a study group
A study in which the researcher simply observes the participants with no interference
A controlled study in which the researcher attempts to understand cause and effect relationships
A question that can be answered by collecting data and where there will be variability in the data
Estimate values that go beyond a set of given data or observations
How much an estimate varies between samples
A measure of the amount of variation of a set of values.
People have the option to not participate in the survey or
This sample is taken from a group of people easy to contact or to reach
occurs when some members of the population are inadequately represented in the sample
A sample made up of volunteers
each member is given an equal probability of being chosen
The rate of change in y as x changes
When x=0
A statistical measure that indicates the extent to which two or more variables fluctuate together