Abox in a certain supply room contains six 40-w lightbulbs, four 60-w bulbs, and three 75-w bulbs. suppose that three bulbs are randomly selected. (round your answers to four decimal places.) (a) what is the probability that exactly two of the selected bulbs are rated 75-w

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Select all the expressions that will include a remainder.