lucy wants to know how her fourth grade daughter, monica scored on a test of reading comprehension compared to the population of other fourth graders in the school district luckily, lucy has taken this course and know the z-score will help her understand monica's reading score in relation to the population. monica's reading comprehension score =107, mean fourth grade reading comprehension score =109, standard deviation of the fourth grade's reading comprehension =0.6, monica's z-score in math =2.4, mean fourth grade math score =210 and the standard deviation of the fourth grade's math scores = 11.1 state the null hypothesis in words