Gathering Data
Data collection method that asks questions to a sample
What is a survey?
An experiment that includes at least two groups (a treatment group and a control group.) Sometimes, the control group receives a placebo.
What is completely randomized?
When the levels of one factor are associated with the levels of another factor
What is confounding?
A sample drawn from a population where each person or combination in the population has an equal chance of being chosen is called a simple random sample.
What is a SRS?
The mascot of trag's college (correct term)
What is the terrapin?
Data collection method that collects data from the entire population
What is a census?
Even without a fake treatment, some human subjects so strongly believe that a treatment is working, the results are skewed by their perception.
What is placebo effect?
randInt(1,9)
What is the calculator command for generating a random numbers from 1 to 9?
Sampling method where populations are sliced into homogeneous groups then a SRS is taken from each group
What is a stratified random sample?
One of Trev's pets (other than her dogs and cat)
What a rabbit, parakeet, pig, turtle and gecko ?
A method to model random events that otherwise could not be studied, using probability where outcomes closely match real-world outcomes.
What is simulation?
A design where the experimenter divides subjects into subgroups, such that the variability within groups is less than the variability between groups.
What is a block design?
When all individuals who could influence the experiment are not aware of the treatments assigned
What is double blind?
A sampling method where several techniques are used
What is multi-stage sampling?
Mr. Earwood's military brancy
What is the marines?
Natural differences in the results gathered from random samples
What is sampling variability?
Experiment design where subjects are either put in pairs and each pair receives both treatments or each subject receives both treatments
What is matched pairs design?
A list of all members of the population
What is a sampling frame?
A sampling method that involves a random start place and the sample of every nth person
What is systematic sampling?
Ms. Morgan's club
Beta club
The difference in results (statistics) from a sample when compared to results from the target population (parameters); or when compared to results from similar samples.
What is sampling error?
This phrase is used to describe an observed effect so large that it would rarely occur by chance.
What is statistically significant?
The six steps of a simulation.
What are state the component, assign digits, define a trial, state the response variable, simulate repetition, and state the conclusion?
Convenience and voluntary response
What are bad sampling methods?
Ms. Donogue's home state
What is New Jersey?