UCAT Decision Making 4

Question 1

A ward has 4 nurses covering 3 shifts (morning, afternoon, night) over a 7-day week. Each nurse works 5 shifts per week. How many total nurse-shifts are available per week?

Accepted Answer

20

Answer

4 nurses × 5 shifts each = 20 nurse-shifts available per week.

Question 2

If all of the following are true, which conclusion is logically valid? (1) Every student who passes the UCAT gets an interview. (2) Sam did not get an interview.

Accepted Answer

Sam did not pass the UCAT

Answer

By modus tollens, if passing UCAT guarantees an interview and Sam has no interview, Sam did not pass the UCAT.

Question 3

A clinical trial reports a relative risk reduction of 50% for Drug Y vs placebo. The absolute risk in the placebo group was 4%. What is the absolute risk reduction?

Accepted Answer

2%

Answer

Absolute risk reduction = 50% of 4% = 2%; the drug reduces absolute risk from 4% to 2%.

Question 4

A doctor discovers a colleague is practising while impaired by alcohol. The doctor confronts the colleague who promises to stop. The most appropriate next step is to:

Accepted Answer

Report immediately to the hospital's medical director or appropriate authority

Answer

Patient safety requires reporting impaired colleagues to the appropriate authority regardless of personal assurances.

Question 5

In a group of 60 people: 35 drink coffee, 25 drink tea, and 10 drink both. How many drink neither?

Accepted Answer

10

Answer

Using inclusion-exclusion: 35 + 25 − 10 = 50 drink at least one; 60 − 50 = 10 drink neither.

UCAT University Clinical Aptitude Test Practice Practice Test

UCAT University Clinical Aptitude Test Practice Practice Test

UCAT Decision Making 4