Which of the following is a discrete random variable?

a.Height of your group mates

b.Number of co workers in your office

c.Distance from work

d.Age of your siblings

The strength of seven schools was given the following scores 385, 1748, 1343, 1935, 786, 2874, and 2108. The median strength is :

a.

1943

b.

1343

c.

2874

d.

1748