Hawkes Learning 8.1 Collecting Data study guide 2023
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Course
Hawkes Learning Business Statistics
Institution
Hawkes Learning Business Statistics
Hawkes Learning 8.1 Collecting Data study guide 2023
Population
group of individuals of the same species that live in the same area
Data
Facts and statistics collected together for reference or analysis
Census
Gathering data from every member of the population
Parameter
numerical summary ...
Hawkes Learning 8.1 Collecting Data study guide 2023
Population
group of individuals of the same species that live in the same area
Data
Facts and statistics collected together for reference or analysis
Census
Gathering data from every member of the population
Parameter
numerical summary of a population
Sample
a subset of the population
sample statistic
a numerical measure that describes an aspect of a sample (Ex. Average 3.75)
representative sample
A sample that reflects the characteristics of the population from which it is drawn
random sample
method of selecting from a population in which each person has an equal probability of
being selected
stratified sample
Members are divided into two or more subgroups called strata. Share
Age,Gender,Race, etc
cluster sample
a sampling design in which entire groups are chosen at random
systematic sample
Chosen by selecting every Nth member of the population
convenience sample
only members of the population who are easily accessible are selected
Which Study Uses Sample Statistic?
Options for Various questions find the correct wording
Parkland Hospital Performs 15,000 births a year. Of 1000 subjects in a study on
multiple births, 38 gave birth to twins
1000 of the 1883 participants in last years ironman in Kona, Hawaii were interviewed.
68% of those interviewed said they became interested in triathlons after first competing
in marathons.
Of 351 dog owners who were surveyed, 70 reported owning two dogs.
as part of her senior project, Kaisa asked 84 of her classmates if they voted in the last
presidential election
Every Nth Member
Systematic
which study uses a population parameter
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