The means and mean absolute deviations of the amount of rain that fell each day in a local city, last week and this week, are shown below. means and mean absolute deviations of rainfall last week and this week last week this week mean 3.5 in. 2.7 in. mean absolute deviation 1.2 in. 0.5 in. which expression compares the difference of the two means to this week’s mean absolute deviation? (a) 0.8/0.7 (b) 2.7/0.7 (c) 0.8/0.5 (d) 2.7/0.5

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()

Mallory has been offers two different jobs. she can baby sit for 6 hours a week and get $8.50 an hour. or she can work at the library for 14 hours a week and make $5.50 an hour. which job will allow her to save the most money after 6weeks?