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Intro to Statistics - Review Flashcards | StudBud
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Intro to Statistics - Review
Intro to Statistics - Review
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1
This happens when some portion of the population is not sampled at all or has small representation.
Non-response bias
Undercoverage
Response bias
Parameter
2
Every member of the population has an equal chance of being selected
Simple Random Sample
Convenience Sample
3
This is a biased sampling method.
Stratified Sampling
Cluster Sampling
Simple Random Sample (SRS)
Voluntary Sampling
4
Study design where researcher discovers trends and relationships, but
cannot prove causation
.
experiment
observational study
5
Collection of all outcomes, responses, measurements or counts that are of interest
Ratio
Biased sample
Population
Nominal
6
A characteristic of the POPULATION
Inferential statistic
Descriptive statistic
Statistic
Parameter
7
Choosing every 5th person in a list is an example of a...
Systematic sample
Stratified sample
8
The science of collecting, organizing, analyzing & interpreting data in order to make decisions
Statistics
Sample
Parameter
Data
9
40% of all of Mrs. Brown's calculators DO NOT WORK. This is an example of a...
Statistic
Parameter
10
Mrs. Brown took a sample of students and asked if they like cats. 90% of them said No.This is an example of a...
statistic
parameter
11
Count or measure of part of a population
Sampling
Random sample
Sampling error
12
consists of numerical measurements in units or counts
Quantitative data
Qualitative data
13
The part of a population you study
Sample
Probability
Ordinal
Treatment Group
14
Consist only of members of the population that are easy to get.
Cluster Sample
Stratified Sample
Biased sample
Convenience sample
15
Which of these is
not a mistake
in sampling/bias?
Sampling Conveniently
Using a bad Sampling Frame
Sampling Volunteers
Using Simple Random Sampling (SRS)
16
An experiment helps us to discover cause and effect relationships.
True
False
17
Mrs. Brown asks what type of music you think should be played during class. Here are the options: Rap or Rock.
Biased
Unbiased
18
A study design that allows us to prove
cause-and-effect
relationships.
Observational Study
Control group
Potato Salad
Experiment
19
A characteristic of the SAMPLE
Parameter
Probability
Statistic
Sample
20
Biased or Unbiased?Mrs. Brown posts a survey on her door for any OCSA student to complete.
Unbiased
Biased
21
Consist of attributes, labels or non-numerical entries. Also known as "categorical"
Qualitative data
Quantitative data
22
The repetition of an experiment or survey under the same or similar conditions
Matched-pairs design
Sample size
Replication
