In: Statistics and Probability
SAT reading and writing section scores of a random sample of
twenty 11th-grade students in a certain high school are given
below.
380 520 480 510 560 630 670 490 500 550
400 350 440 490 620 660 700 730 740 560
Test if the standard deviation of the reading and writing section
SAT score of the students in this school is higher than 100. What
is the value of the test statistic (round off to the nearest
integer)?