WorksheetsSampling Techniques and Descriptions
Total questions: 20
Worksheet time: 20mins
Mrs. Horn samples her class by selecting every third person on her class list. Which type of sampling method is this?
Simple
Systematic
Stratified
Quota
Farmer Joe separates his farm into 10 regions. He then randomly selected 5 trees from each region to estimate the number of apples produced on his apple tree farm. This is _____________ sampling.
Quota
Systematic
Stratified
Simple
When one examines the entire population instead of a subgroup of the population, this is called a ____________.
Sampling
Census
Bias
Random
What type of sampling is this? A journalist asks his family how they feel about water pollution.
Random sample
Convenience sample
Stratified Random sample
Census
What type of sampling is this? Soybeans are planted on a 48-acre field. The field is divided into one acre subplots. A sample of plants is taken from each subplot to estimate the harvest.
Random sample
Convenience sample
Stratified Random sample
Census
What type of sampling is this? A journalist interviews all 123 people after they leave a restaurant and asks them how confident they are that the food is safe.
Random sample
Convenience sample
Stratified Random sample
Census
Identify the population being studied.
The heights of 13 out of 35 corn plants at Mr. Lonardo's greenhouse.
All corn plants at Mr. Lonardo's greenhouse.
The 13 corn plants at Mr. Lonardo's greenhouse.
All corn plants in greenhouses.
Determine whether the statement describes a population or a sample.
The types of cars of all the employees at a software company.
Population
Sample
A textbook on Astronomy contains the following information about the Sun. Which of the four statistics is discrete?
Number of solar eclipses in the 20th century
Surface temperature
Mass
Distance from Earth
Which of the following are NOT continuous data?
Time taken to drive from Paris to Lyon
Volume of win produced by French vineyards in one year
Population of France
Speed of a TGV express train
Which of the following is an accurate description of the distribution?
The distribution is symmetric
The mean is 100
The distribution is negatively skewed
The distribution has a gap from 50 to 70
The distribution is positively skewed
Determine whether the represented data is symmetric, positively or negatively skewed
Negatively Skewed
Symmetric
Positively Skewed
No enough information to determine
Errors in a study resulting from the way the sample was chosen are called ____________________.
Sampling Error(s)
Non-Sampling Error(s)
Processing Error(s)
Bias
