Marcy's primary duties in the group are to keep the discussion on track, suggest procedures, and coordinate the work of the other group members. Marcy is filling some roles.

task roles

Explanation:

The Task Leader is the person that keeps the group focused on the primary goal or task by setting agendas, controlling the participation and communication of the group’s members, and evaluating ideas and contributions of participants.

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !

. austria-hungary began seizing british colonies in africa.