The amount that two groups of students spent on snacks in one day is shown in the dot plots below.

which measures are $1 greater for group b than for group a?

the median and the mode

the mean and the range

the mean and the median

the mode and the range

mark this and return

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

What is the difference between the predicted value and the actual value