BUS 204 Week 1 Quiz 2

BUS 204 Week 1 

BUS 204 Week 1 Quiz 2 | MiraCosta College

Question 1

When an administrator at a local hospital prepares a series of charts and graphs pertaining to the patients that have stayed at the hospital during the past month, she is using which general category of statistical analysis?

Quantitative statistics   

Descriptive statistics    

Random sampling  

Inferential statistics

Question 2

When a marketing manager surveys a few of the customers for the purpose of drawing a conclusion about the entire list of customers, she is applying:

inferential statistics.    

quantitative models.  

numerical measures.  

descriptive statistics.

Question 3

One of the major challenges for developing a good written questionnaire or telephone survey instrument is that:

nonresponses are too high.  

bias cannot be controlled. 

there will always be missed data.  

wording can influence responses.

Question 4

Which of the following statements is NOT true?

Convenience sampling is a form of statistical sampling.

When stratified random sampling is employed, the population is divided into homogeneous subgroups called strata.  

With cluster sampling, the population is divided into groups called clusters that are usually defined by geographical boundaries. 

Simple random sampling involves selecting members of the population in such a way that all members are equally likely to be chosen.

Question 5

When an accounting auditor randomly selects 20 accounts from all the accounts to check for accuracy, she has selected:

a census.  

a personal observation.  

a convenience sample.  

a sample from the population.  

Question 6

Which one of the following is NOT statistical sampling?

Convenience sampling    

Stratified random sampling 

Simple random sample 

Cluster sampling

Question 7

Weekly sales for Amazon.com would be classified as which of the following?

Nominal data  

Cross-sectional data  

Time-series data    

Ordinal data

Question 8

Data collected at a fixed point in time are:

time-series data.  

approximate time-series data.  

panel data.  

cross-sectional data.

Question 9

A college data base includes the number of people who are enrolled in each class the college offers. This is an example of:

ratio data.    

nominal data.

interval data.  

ordinal data.

IncorrectQuestion 10

When relying on data collected by someone else, it is important to check the source to make sure that the data were collected and recorded properly. What kind of data collection issue applies in this scenario? 

Data Accuracy  

External Validity  

Measurement Error  

Selection Bias