At the Pets Luv Us Super Store, Marlene paid a total of $26.50 for 3 rubber balls and 4 doggie bones (for her Chihuahua). On the same day, Darrell paid a total of $43 for 2 rubber balls and 8 doggie bones (for his Schnauzer).

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.