Author Question: What type of design occurs in retrospective studies with data on both the dependent and independent ... (Read 16 times)

james9437

  • Hero Member
  • *****
  • Posts: 568
What type of design occurs in retrospective studies with data on both the dependent and independent variables collected at a single point in time?
 
  A) Cross-sectional
  B) Case control
  C) Prospective
  D) Correlational

Question 2

Statistical inference consists of two approaches: estimating parameters and testing hypotheses. What is point estimation?
 
  A) Provides an estimate of a population parameter
  B) Provides a single descriptive value of the population estimate
  C) Provides the upper and lower limits of a range of values
  D) Provides the ability to make objective decisions about hypothesis validity



recede

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

For a complete list of videos, visit our video library