a physical anthropologist performed a mineral analysis of nine ancient peruvian hairs.
the results for the chromium and strontium levels, in parts million (p.p.m) , were as follows
it is known that low levels (less than or equal to 0.1 p.p.m.) of chromium suggest the presence of diabetes, while strontium is an indication of animal protien intake. Is [0.30 10.00]' a plausible value for U' ?