Use the Normal model N(100,16) describing IQ scores to answer the following. a) What percent of people's IQs are expected to be over 80? b) What percent of people's IQs are expected to be under 90? c) What percent of people's IQs are expected to be between 116 and 128? a) Approximately % of people's IQs are expected to be above 80. (Round to one decimal place as needed.)