Considering your knowledge of metrics of agreement, and the 2x2 table above. Whi

ID: 3528273 • Letter: C

Question

Considering your knowledge of metrics of agreement, and the 2x2 table above. Which of the following statements are true?

Select one or more:

a. Positive specific agreement = 2a/(2a + c +d)

b. Precision is analogous to positive predictive value

c. Sensitivity is affected by the underlying prevalence of a disease

d. When evaluated, MYCIN's performance was rated better than the mean performance of a set of human experts.

e. Positive specific agreement = 2a/(2a + c + b)

f. Positive specific agreement compensates for chance

g. Kappa above 0.6 always indicates acceptable agreement between raters.

h. Positive specific agreement measures the proportion of positive ratings that raters agree upon.

i. Pearson's R returns a score between -1 and 1

j. Positive specific agreement measures the proportion of positive examples that raters agree upon.

c. Sensitivity is affected by the underlying prevalence of a disease

f. Positive specific agreement compensates for chance

h. Positive specific agreement measures the proportion of positive ratings that raters agree upon.

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