The effectiveness of two speed reading programs is being compared. Ten pairs of people are randomly selected; each pair consists of people whose present reading speeds are essentially identical. From each pair, one person is randomly selected to take Program 1; the other person takes Program 2. After the speed reading programs are completed, the reading speeds, in words per minute, for the 10 pairs of people are found to be:

Which of these tables represents a non-linear function?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

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.