How much are the exams worth COMBINED?
Exam 1: 25%, Exam 2: 25%
What is 50% Total
Name the software you will use to analyze data
What is SDA?
What is a sample that is not representative of the population? Usually used to study people with specific characteristics.
Define sample in statistics.
What is a subgroup of the entire population.
Employment status indicates which type of variable?
What is discreet?
When are Dr. Yan's Office Hours?
When is Tuesday/Thursday: 3-5pm
What is the aim of probability sampling?
What is to make the sample representative of the population.
What type of sampling is being used in the following example?
Organizing staff member's names by gender and race-ethnicity. Selecting 30 employees from each.
What is stratified sampling?
Define population in statistics.
What is a collection of persons, things, or objects under study.
Marital status indicates which type of variable?
What is discreet?
Where can you look for more information in the class?
Where is Introductory to Statistics (Free Textbook) and Unlocking the Power of Data (Additional Textbook).
Sampling bias occurs when
When is the method of selecting a sample causes the sample to differ from the population in a relevant way?
Define probability sampling
What is a sample representative of the population? Usually used to obtain precise descriptions of a larger population.
In statistics, you want your sample to be ______
What is representative?
Age measured in years indicates which type of variable?
What is continuous?
What is the purpose of the lab?
What is to put what you learn into practice through homework and practice assignments?
Name the four types of probability sampling
What are simple random sampling, systematic sampling, stratified sampling, and multi-stage cluster sampling?
What type of sampling is being used in the following example?
Numbering all individuals attending a conference, and using the alphabetical listing of all attendees. Use an online tool to generate 100 random numbers, and then select participants with corresponding numbers.
What is simple random sampling?
What is the method of selecting a sample causes the sample to differ from the population in some relevant way.
Activity level (measured in points) indicates which type of variable?
What is continuous?
Dr. Yan (Professor), Tarikat Khan (Lab Instructor), your classmates, and Mollie Schloss (Me!)
What is the importance of conducting statistical analysis?
What is to draw inferences and estimates about the population.
Name two cons of simple random sampling.
Need a full list of elements in the population.
Can be very time-consuming and laborious.
May not capture the diversity of the population, especially when the sample size is small.
Name the three types of variables in statistics.
What are nominal variables, ordinal variables, and interval/ratio variables.
Race/Ethnicity indicates which type of variable?
What is discrete?