22.16 Body temperature. We have all heard that 98.6 degrees Fahrenheit (or 37 degrees Celsius) is “normal body temperature.’’ In fact, there is evidence that most people have a slightly lower body temperature. You plan to measure the body temperature of a random sample of people very accurately. You hope to show that a majority have temperatures lower than 98.6 degrees.

  1. (a) Say clearly what the population proportion p stands for in this setting.

  2. (b) In terms of p, what are your null and alternative hypotheses?