Question

Jennifer decided to enroll in a speed reading class to read books faster before she began a class about the law. Prior to enrolling Jennifer read at a rate of 198 wpm. The following data represents her new reading times (in wpm) after taking the class.

206

217

197

199

210

210

197

212

227

209

2. The class offered a money-back guarantee. Is Jennifer getting better or should she ask for her money back?

Answer 1