Statistics
What's collected for analysis?
Data
The percent of respondents reporting no college degree
Statistic
A group of people whos favorite music genre is pop.
Nominal level of measurement
Testing the effectiveness of a cold medicine
Experiment
A trial for a new medicine
Blinding
What percent of voters plan to vote in the upcoming election?
Statistics
A numerical or graphical summary organizing the characteristics of a datasheet
Descriptive data
A group of people's education level
ordinal level of measurement
The range of future sales for a new product.
Simulation
Randomly assigning patients in a clinical trial to receive a new drug.
Randomization
How many people are living in NYC?
Population
A sample of a number of people's opinions on a new product
Inferential Statistics
The temperature in F for the week.
Interval level of memasurement
A sports club surveying its members to find their favorite activity.
Survey
A medicine trial testing a new medicine.
Double blind
The amount of customers that are selected from a bank's customer base
Sample
A hair color
Qualitative data
The income of a family in Washington, CT
Ratio level of measurement
A bakery uses a control chart to monitor cookie weights to ensure consistency.
Control
Tot est 3 different fertilizers on 12 plants, a CRD would assign 4 plants per fertilizer.
Completely randomized design
The true average height of all adult men in the country
Parameter
The height of the student population for girls ages 13-18
Quantitative data
A survey for dog owners about their dogs needs.
Observational study
Age in studies of exercise and heart health.
Confounding variables
Testing 3 different fertilizers on plant growth.
Randomized block design.