Final Exam Review Fall 21 Unit 5 - EDA

A manufacturing company produces steel rods for use in automobiles. The length of the rods is supposed to be exactly 32.8 inches. One day, the foreman selects every 100th rod until he has 50 rods to have them measured. He found that the mean length of the 50 rods is 32.7 inches. The sampling method used is ________________

• simple random

• systematic

• stratified

• cluster

Tags

CCSS.HSS.IC.B.3

Source of bias in which some groups of populations are LEFT OUT of the selection process

• Response Bias
• Undercoverage
• Convenience Sampling
• Voluntary Response

Tags

CCSS.HSS.IC.B.3

Source of bias that occurs when an individual chosen for the sample CAN'T be contacted or refuses to cooperate.

• Response Bias
• Undercoverage
• Nonresponse
• Voluntary Response

Tags

CCSS.HSS.IC.B.3

Marianne wanted to know students' opinion on the new schedule at school. She places students' names in a container and randomly picks out 20 names. 

• Convenience Sampling
• Systematic Random Sampling
• Simple Random Sampling
• Volunteer response

Tags

CCSS.HSS.IC.B.3

Education level is a ________________________________ type of variable. (high school, some college, associate's, bachelor's, etc...)

• quantitative discrete

• quantitative continuous

• categorical nominal

• categorical ordinal

A skewed right distribution will have a mean that is __________________________ the median

• less than

• greater than

• equal to

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

The shape of the histogram below is

• skewed left

• skewed right

• uniform

• normal

The process of gathering information/data from EACH member of the population.

• Census
• Interview
• Survey
• Questionnaire

Tags

CCSS.6.SP.B.5A

Sampling method that in which the population is divided into HOMOGENEOUS groups and SRS’s are pulled from each group.

• Stratified Sampling
• Simple Random Sampling (SRS)
• Cluster Sampling
• Systematic Sampling

Tags

CCSS.HSS.IC.B.3

Sampling method in which you randomly select where to BEGIN and then select every nth subject after that

• Stratified Sampling

• Simple Random Sampling (SRS)

• Cluster Sampling

• Systematic Sampling

Tags

CCSS.HSS.IC.B.3