All Subjects \ Statistics \ Data Analysis
Question Subject Due Date No. of Tutorials Closed Price
Coffee Time is a company that is interested in the coffee
Coffee Time: Managing Research Design Coffee Time is a company that is interested in the coffee-drinking habits of people in India. What is the problem in asking subjects: How many cups of coffee hav …
Statistics / Data Analysis 2017-11-07 1 Yes $7.00
The statistical research was done primarily through
Ethical Practices in Statistics The statistical research was done primarily through the internet from governmental regulated sources. Estimates were used in consideration of absence of actual informa …
Statistics / Data Analysis 2017-11-07 1 Yes $7.00
The major purpose of random assignment in a clinical trial
Randomized Trials The major purpose of random assignment in a clinical trial is to reduce selection bias in the allocation of treatment. Why is "help ensure that study subjects are representative …
Statistics / Data Analysis 2017-11-07 1 Yes $4.00
The purpose of a double blind or double masked study
Double Blind Study The purpose of a double blind or double masked study is to avoid observer and subject bias. Why is "achieve comparability of treated and untreated subjects" not correct? If t …
Statistics / Data Analysis 2017-11-07 1 Yes $4.00
A major problem resulting from the lack of randomization
Lack of Randomization A major problem resulting from the lack of randomization in a cohort study is: the possibility that a factor that led to the exposure, rather than the exposure itself, might hav …
Statistics / Data Analysis 2017-11-07 1 Yes $4.00
Cross-Sectional Studies and Case-Control
Cross-Sectional Studies and Case-Control The following is a case-control study: Obtaining histories and other information from a group of known cases and from a comparison group to determine the rela …
Statistics / Data Analysis 2017-11-07 1 Yes $5.00
Identify a research issue, opportunity, or problem that uses data
Research Process Outline Identify a research issue, opportunity, or problem that uses data that has absolute zero measurements. Some examples include a team member's stock portfolios performance, inc …
Statistics / Data Analysis 2017-11-07 1 Yes $12.00
Suppose the administrator of your hospital wanted to reduce
Five point scaleHere is a scenario, which uses graphical displays, and your job is to assess accuracy of the result.Suppose the administrator of your hospital wanted to reduce the number of nurses on …
Statistics / Data Analysis 2017-11-07 1 Yes $5.00
Suppose a factory manager wishes to buy machines
Randomized Complete Block Design Suppose a factory manager wishes to buy machines to perform a certain task in a production process. Certain key parts are produced by these machines. There are three …
Statistics / Data Analysis 2017-11-07 1 Yes $6.00
What research study includes repeated observations over a period of time
Types of research and measurement scalesWhat research study includes repeated observations over a period of time?What type of research uses focus groups or small studies to get a "feel" for the proble …
Statistics / Data Analysis 2017-11-07 1 Yes $10.00
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