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.