WorksheetsStatistics Introductory Vocabulary
Total questions: 12
Worksheet time: 3hrs 46mins
Descriptive Statistics consists of which of the following:
HINT: THERE ARE 3 CORRECT CHOICES.
collection of data
organization of data
making predictions based on data
generalizing from samples to populations
presentation of data
Inferential Statistics consists of which of the following:
HINT: THERE ARE 3 CORRECT CHOICES.
summarization of data
determining relationships among variables
performing estimations and hypothesis tests (evaluating claims about a population based on data from samples)
generalizing from samples to populations
presentation of data
Qualitative variables include:
HINT: THERE ARE 3 CORRECT CHOICES.
age
gender
political party affiliation (Democrat, Republican, Independent)
temperature
zip code
The number of children in a family would be a discrete variable, not a continuous variable.
True
False
An example of a continuous variable is:
HINT: ONLY 1 CORRECT CHOICE
number of phone calls made from a call center per day
number of students in a classroom
weight of a football players on a team
number of shots fired during police officers' shifts
Height, weight, and age are variables which are classified as:
HINT: 1 CORRECT CHOICE
nominal-level data
ordinal-level data
interval-level data
ratio-level data
Letter-grade, player rankings (1st, 2nd, 3rd, etc.) and rating scales (poor, average, excellent) are variables which are classified as:
HINT: 1 CORRECT CHOICE
nominal-level data
ordinal-level data
interval-level data
ratio-level data
Gender, religious affiliation, and eye color are variables which are classified as:
HINT: 1 CORRECT CHOICE
nominal-level data
ordinal-level data
interval-level data
ratio-level data
Using a random numbers table or selecting cards from a hat are examples of:
HINT: 1 CORRECT CHOICE
cluster sampling
stratified sampling
systematic sampling
random sampling
Dividing a high school student population by grade level and randomly selecting 10 students from each grade level to get a 40 student sample represents:
HINT: 1 CORRECT CHOICE
cluster sampling
stratified sampling
systematic sampling
random sampling
Dividing a high school student population by grade level and randomly selecting a sample of 40 students from only the 10th grade represents:
HINT: 1 CORRECT CHOICE
cluster sampling
stratified sampling
systematic sampling
random sampling
A sample of vehicle license plates is obtained when a camera in a single lane takes pictures of every 10th vehicle that passes the camera. This method of sampling represents:
HINT: 1 CORRECT CHOICE
cluster sampling
stratified sampling
systematic sampling
random sampling
