Which Samples take two steps to choose who is sampled?

Cluster Sample, Stratified Random Sample

In what form do placebo's come in?

Water filled syringes, Sugar Pills, Fake Surgeries

How would a Two Factor Design of 96 people into 2 and then 4 different categroies be split up?

Split into 48 each, then 12 each

Give an example of a Double-Blind Experiment

Neither the doctor nor the subject know the placebo

What does Statistically Significant mean?

An outcome is too large to be luck

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Statistics and Probability Ch. 12 and 13 Eric W

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A quiz made to study chapters 12 and 13 of statistics and probability

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Questions 12

Answers

1
What is a sample where people are picked by who's available?
Voluntary Response Sample
Convenience Sample
Simple Random Sample
Systematic random Sample
2
Which Samples take two steps to choose who is sampled?
Systematic Random Sample
Cluster Sample
Stratified Random Sample
Voluntary Response Sample
3
In what form do placebo's come in?
Water filled syringes
An expired pill
Sugar Pills
Fake Surgeries
4
What bias is in this question: "Have you done any illegal drugs punishable by law recently?"
Involuntary Bias
Nonresponse Bias
Response Bias
Undercoverage Bias
5
What guarantees the accuracy of a sample of a population?
Random Selection
Really Elaborate Samples
Multistage Samples
Nothing
6
How would a Two Factor Design of 96 people into 2 and then 4 different categroies be split up?
Split into 48 each, then 12 each
Split into 32 each, then 16 each
Split into 12 each, then 48 each
Split into 24 each, then 12 each
7
What do we call people who are experimented on?
Experimental Units
Subjects
The Questioned
Lab Rats
8
Give an example of a Double-Blind Experiment
When the placebo has given 2 different results
Experiment on extra blind people
Neither the doctor nor the subject know the placebo
When the doctor doesn't know who is being tested
9
What is the group of people studied called if all people are studied?
Sampling Frame
Population
Census
Sample
10
What is a theoretical value for a model called?
Parameter
Proportions
Standard Deviation
Statistics
11
What does Statistically Significant mean?
The majority of those in an experiments' results
A really important statistic
An outcome is too large to be luck
A high number of tested individuals
12
What is the term for how those sampled might be influenced by how they are asked the questions?
Response bias
Nonresponse bias
Undercoverage bias
Inconvenience bias

Statistics and Probability Ch. 12 and 13 Eric W Flashcards | StudBud