The estimated standard error of p¯ is_________ Round your answer to 4 decimal places.   The lower limit of a 99% confidence interval is:____________

MATLAB: An Introduction with Applications
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b)Events CC and FF are:( Choose obe

  • independent, since P(C∩F)=P(C)⋅P(F).
  • dependent, since P(C∪F)=P(C)+P(F).
  • independent, since P(C∩F)≠P(C)⋅P(F).
  • independent, since P(C∪F)=P(C)+P(F).
  • dependent, since P(C∩F)=P(C)⋅P(F).
  • dependent, since P(C∪F)≠P(C)+P(F).
  • dependent, since P(C∩F)≠P(C)⋅P(F).
  • independent, since P(C∪F)≠P(C)+P(F).

 

c)

  • Let:
    • p= population proportion of patients with a family history of CVD
    • p¯= sample proportion of patients with a family history of CVD

 

  • The estimated standard error of p¯ is_________ Round your answer to 4 decimal places.

 

  • The lower limit of a 99% confidence interval is:____________ Round your answer to 4 decimal places.
The following table classifies patients in a research study of cardiovascular risk factors according to their gender and whether they have a family history
of cardiovascular disease (CVD):
Gender
CVD
Female
Male
Total
Yes
30
90
120
No
170
310
480
Total
200
400
600
Define the events:
F = patient is a female
C = patient has a family history of cardiovascular disease (CVD)
a)
Calculate the following probabilities:
The probability that a patient is a male or hasn't got a family history of CVD is:
Round your answer to 4 decimal places.
The probability that a female has a family history of CVD is:
Round your answer to 4 decimal places.
Transcribed Image Text:The following table classifies patients in a research study of cardiovascular risk factors according to their gender and whether they have a family history of cardiovascular disease (CVD): Gender CVD Female Male Total Yes 30 90 120 No 170 310 480 Total 200 400 600 Define the events: F = patient is a female C = patient has a family history of cardiovascular disease (CVD) a) Calculate the following probabilities: The probability that a patient is a male or hasn't got a family history of CVD is: Round your answer to 4 decimal places. The probability that a female has a family history of CVD is: Round your answer to 4 decimal places.
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