Overview of Statistics
Information coming from observations, counts, measurements, or responses.
What is Data?
This sample includes the people who are most accessible to the researcher.
What is a Convenience Sample?
This represents data that can be grouped into categories based on qualitative factors (color, gender, etc.).
What is Categorical data?
A study where a researcher actively manipulates variables to observe the outcome.
What is an Experiment?
This is the number of times Ms. Williscroft has revolved around the sun.
What is 24?
Science of collecting, organizing, analyzing, and interpreting data in order to make decisions.
What is Statistics?
This sample is made up of people who volunteer to take part in a study.
What is a Voluntary Sample?
This represents data that involves numerical measurements or counts.
What is Quantitative data?
A study where a researcher observes and ask questions but does not actively intervene.
What is an Observational Study?
Ms. Williscroft has been teaching this many years (including this one).
What is 3?
All the members in a group.
What is a Population?
This sample includes people being selected from the population at a regular interval.
What is a Systematic Sample?
There are 2 charts we learned about that display categorical data. Name 1 of them.
What are Bar Charts and Pie Charts?
This is what makes a question statistical.
What is the answers must vary?
Ms. Williscroft has been to 8 countries outside the USA. Name 3 of them.
What are Mexico, Canada, Ireland, U.K., France, Switzerland, Germany, and the Netherlands.
A subgroup, or part, of a population.
What is a Sample?
This sample could be obtained using slips of paper in a hat or a random number generator.
What is a Simple Random Sample (or SRS)?
There are 3 displays we learned about that display quantitative data. Name 1 of them.
What are Dot Plots, Histograms, and Box Plots?
This statistical value shows how many standard deviations a value is from the mean.
What is a Standardized Score (Z Score)?
Ms. Williscroft read this many books in 2024.
What is 34?
Collecting data from everyone or everything in the population.
What is a Census?
A sample where each member of the population has an equal chance of being chosen.
What is a Random Sample?
Mean and Median are examples of how we measure this.
What is the Center?
The design of a study shows this if it consistently under/overestimates the value you want to know.
What is Bias?
Ms. Williscroft's favorite vacation was to this U.S. state.
What is Hawaii?