Charts and Graphs
Name this chart/graph. (refer to diagram)
What is a pie chart
describe this data set?
3 4 3 2 3 3 3 3 2 3 3
What is approximately uniform
This type of bias involves underrepresentation of a group.
What is under coverage
treatment in an experiment.
What is the variable manipulated in an experiment by the experimenter.
Describe the process of clearing a list on a graphing calculator
What is stat, clear list, L1 / list name
This chart/graphs data points touch. (uses quantitative data/numbers)
What is a histogram
describe this data set?
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What is approximately normal
This type of bias can be represented in an survey where McDonalds asks their customers what their favorite fast food restaurant is?
what is a convenience sample
A control group in an experiment is used to.
What is to dictate a normal response and allow the experiment to recognize a change. Control group is given no treatment.
Qualitative data
What is data describing qualities or characteristics non numeric
in this chart/graph data is presented in quartiles/25% chunks.
What is a box plot
describe this data set?
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What is skewed left
This type of bias would be present in a survey asking customers to rate their experience at their local chick-fil-a.
What is voluntary response bias, non response bias
A placebo
What is a fake treatment.
Quantitative data
What is data expressed in numbers.
this chart/graph uses dots to represent data along a number line.
What is a dot plot
describe this data set
(refer to diagram)
What is skewed right
This type of bias would be present in a study where the surveyor asks a person their opinion after presenting their own first.
What is a leading question, response bias
The purpose of blinding in experiments
What is to minimize the effect of the placebo.
The two major groups in experimental design.
what are the Treatment and control groups
This chart/graph is split into 2 columns and is best used to represent two digit numbers.
(Refer to diagram)
What is a stem and leaf plot
a data set with two peaks?
What is bimodal
This type of bias would be present in a survey in which a school asked their students whether or not they have drank alcohol before.
What is social desirability, response bias.
An observational study
What is a study where a researcher measures characteristics of interest without interacting with or altering any existing conditions.
List two different types of sampling.
What is systematic, simple random sample, census, cluster, voluntary, stratified, categorical.