A teacher divided the class into two groups of equal size. ⅗ of the first group are right-handed. 80% of the second group are right-handed. What fraction of the class is right-handed? 8/9
⅘
7/10
5/7

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Find the measure of angle y. a. 115° b. 65° c. 43° d. 22°

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42