38. Cattle, percentiles Consider the Angus weights model N(1152, 84) again.
a) What weight represents the 40th percentile?
b) What weight represents the 99th percentile?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days