A clinical trial is more beneficial if

A. The values of Sensitivity and specificity are higher.

B. Sensitivity outnumbers specificity.

C. Specificity is more significant than Sensitivity.

D. Regardless of their numbers, Sensitivity, and specificity are near, if not equal.

2. The stages of a malignant disease (cancer) are represented by the letters 0, I, II, III, and IV. The scale used is described as follows:

A. Numerical

B. Alphanumeric

C. Ordinal

D. Nominal

3. A series of numerical numbers are averaged as follows:

A. The total of the values divided by their number

B. Lower than the series' minimum value

C. Lower than the series' maximum value

D. An indicator of series values' central tendency.

4. The median of a set of numerical values is

1. The average of the numbers. A
2. graph or a heart
3. A frequency table
4. A number

5. The following are the most critical statistics indicators.

A. Median

B. Mean

C. Standard deviation

D. Variance

6. A clinical trial's Sensitivity

A. is the proportion of positive sick patients to the total number of ill patients.

B is the proportion of healthy people diagnosed as harmful to the total number of healthy people. C. represents the proportion of sick patients who have been diagnosed as harmful to the total number of patients.

D. is the proportion of sick patients with a negative diagnosis to the total number of healthy people.