Jachuck et al. (1982) report on an analysis of a certain drug designed to reduce hypertension

(high blood pressure). Such hypotensive drugs are frequently effective but are also linked to side-effects like irritability, a decline in energy, and a loss of sexual interest.

Seventy-five patients with mild hypertension were put on hypotensive drugs and their progress was monitored by doctors and relatives (typically spouses). Suppose that everyone agrees that the quality weight for hypertension is q = 0.8. That is, one year spent with mild hypertension is equivalent to 0.8 years of full health.

a When asked to rate the treated patients as improved, worse, or unchanged, the doctors rated all