Vocabulary
Types of Data
4 Levels of Measurement
Sampling and collecting data
Statistics:uses/abuses
100
A subcollection of elements drawn from a population
What is a sample
100
Qualitative or Quantitative: Length of a song
What is quantitative
100
Body temperature in fahrenheit of a swimmer
What is interval
100
Five sampling techniques
What is random sampling, systematic, convenience, stratified, cluster
100
The abuse in making percentages as high as possible to make it look better
What is distorted percentages
200
A numerical measurement describing some characteristic of a population
What is a parameter
200
Parameter or Statistic: In a recent year, the interest category for 12% of all magazines was sports
What is parameter
200
Batting line up for the Philadelphia Phillies
What is ordinal
200
Four types of methods of data collection
What is observational, experiment, simulation, survey
200
Disease control, weather, sports, all fields of study benefit, proves a point, and justifies laws
What is reasons for statistics
300
Occurs in an experiment when the effects from two or more variables cannot be distinguished from each other
What is confounding
300
Qualitative or Quantitative: The Social Security numbers of seniors drivers at Seneca Valley
What is Qualitative
300
Annual incomes: $20,000; $32,000; $36,000; $41,000
What is ratio
300
Survey, Experiment, Simulation, or Observation: A study of the effects of changing flight patterns on the number of airplane accidents
What is simulation
300
Bars do not start at zero, compressed graphs, and misleading images
What are reasons why graphs are misleading
400
Interaction with element or subject
What is an experiment
400
Discrete or Continuous: The height of the Empire State building
What is continuous
400
A list of Sara's favorite television programs
What is nominal
400
Cluster, Stratified, Convenience, Systematic, and Random Sampling: Select a class at random and question each student in the class
What is cluster
400
You are doing a survey on what others think of you and you ask twenty of your friends to take the survey
What is self-selected survey
500
Numerical measurement of a sample
What is a statistic
500
Discrete or Continous: X represents the number of rainy days in the month of July in Florida
What is discrete
500
The four levels of measurement
What is ordinal, interval, ratio, and nominal
500
Four steps of designing a statistical study
What is 1) identify your subject 2) collect sample data 3) use a random procedure that avoids bias 4) analyze the data and form conclusions
500
Out of 200 people, you survey 5 for your project
What is too small of a sample
M
e
n
u