Tea samples its test questions for the taks test every year by field testing the questions. they tell schools to test certain classes at specific schools throughout the state. what kind of sampling are they using?

a-simple random
b-cluster sampling
c-stratified sampling
d-convenience sampling
e-systematic sampling

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