WorksheetsStatistics Definitions after 3 days
Total questions: 24
Worksheet time: 48mins
Collection, presentation, and description of sample data.
Descriptive Statistics
Inferential Statistics
Qualitative Variable
Quantitative Variable
Making decisions and drawing conclusions about populations.
Descriptive Statistics
Inferential Statistics
Qualitative Variable
Quantitative Variable
A characteristic about each individual element of a population or sample.
Variable
Statistic
Sample
Population
A quantitative variable that can assume a countable number of values.
Nominal Variable
Ordinal Variable
Discrete Variable
Continuous Variable
The school principal wants to know if students like the school mascot. She asks 120 students throughout the day. Which of these is the sample?
120 students
All the students that like the mascot
All the students that do not like the mascot
All the students in the school
Mark is better than any other player than any other player
Inferential
Descriptive
According to the 2016 Census the population of Hartsville, SC was 7,768.
Inferential
Descriptive
An algebra teacher at the local community college will only pass 5 students this semester because they were in a bad mood.
Descriptive
Inferential
There is a chance that by the year 2040 that the human growth rate will hit an all time low.
Descriptive
Inferential
From a past study from the American Dental Association it was found that 92% of Adults age 20-65 have suffered from at least one cavity.
Descriptive
Inferential
The American Dental association concluded from a past survey of senior citizen in the U.S., that they average 3.28 decayed teeth.
Descriptive
Inferential
Using the table and the random digits given, what would be the result when sampling for 3 names?
10026 31079 32972 50814 02947
Rosica, Bowman, Mulvaney
Rosica, Bowman, Rosica
Barrett, Bowman, Maceli
Rosica, Bowman, Maceli,
Match the following:
Involves the division of a
population into smaller groups. Ideally, there is heterogeneity within each group. Data are collected from all observations in the selected group.
Cluster Random Sample
A non-probability sampling technique where the researcher selects units to be sampled based on their ease of sampling
Convenience Sample
A sample in which every group of a given size has an equal chance of being chosen.
Simple Random Sample (SRS)
The division of a population into separate groups based on similar characteristics. A simple random sample is selected within each group, and the selected units are combined to form the sample.
Stratified Random Sample
A method in which sample members from a population are selected according to a random starting point and a fixed, periodic interval.
Systematic Random Sample
