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HIM 4331 FINAL EXAM QUESTIONS AND ACCURATE ANSWERS
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HIM 4331 FINAL EXAM QUESTIONS ANDACCURATE ANSWERS
statistic - Answer A study finds that the average amount spent on fruits and vegetables
per visit to a grocery store by the sampled customers is $12.84. This is an example of a:
parameter - Answer Suppose that the U.S. federal government had the resources to
canvass all high school seniors in the U.S. regarding plans for future education and
employment, and determined that 50 percent were planning to attend a 4-year college
or university
systematic - A health club wishes to know how many times a typical customer uses the
club each week. They ask every tenth customer who comes in on a given day to
complete a brief questionnaire about how many times they have been to the club during
the last week. What is this an example of?
cluster - Answer The manager of a department store wants to measure employee
satisfaction based on a sample selected by taking a random sample of four departments
and surveying all of the employees in those four departments. What is the type of sample
design?
d. pulse rate - Answer Which is not a qualitative variable?
A. blood type
B. favorite color
C. city
D. pulse rate
quantitative-discrete How many visits per week?
nominal What is the level of measurement, if you are measuring blood type?
, C. How long a student studied for a biology quiz Which is a continuous variable?
A. Number of students in college housing
B. Types of coffee drinker at Starbucks coffee shop
C. Number of hours students studied for a biology exam
D. Number of patients released in a day
histogram -Solution What type of graph is NOT used for categorical data?
false -Solution True or False. The relative frequency of a value that occurs 10 times in
100 observations is ten.
false -Solution True or False. Internal validity refers to the ability of researchers to
generalize a study's findings to another comparable healthcare organization.
true-Answer True or False. The pilot study allows the researcher to work out the kinks in
survey design and implementation.
B. study of the number of data breaches per geographic region-Answer Which best
describes a quantitative study?
A. study of patient perceptions of staff friendliness
B. study of the number of data breaches per geographic region
C. study to observe hand washing in an ambulatory surgery center
D. study requesting participants describe their experience from their last doctors visit
J sequencing the research questions - Answer The research process begins with which
of the following steps?
retrospective - Answer You wish to identify what was the rate of postoperative infection
for those patients who had heart valve surgery and have since been discharged from
the hospital. This would be a _____ study.
, false -Answer True or false. When you sign an informed consent you release the
researchers from any liability for negligence.
true -Answer True or false. A subject may withdraw from a research study at any time.
intrarater reliability -Answer A survey was administered by the same instructor at two
times with similar results. This is an example of:
internal validity - Answer Problems with content validity and construct validity describe
threats to:
A. convenience sampling - Answer Which is not an element of an experimental study?
A. convenience sampling
B. double blind assignment to groups
C. control group
D. treatment group
false - Answer True or false. You are performing a machine learning analysis using data
without a prelabeled outcome field. This is called supervised learning.
True or false. The two basic data structures for Pandas are a series and a data frame.
B. Pandas - Answer Which of the following is the Python package we used in class to
load our comma separated value files?
A. SciPy
B. Pandas
C. Seaborn
D. Matplotlib
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