The test scores for a group of students are shown.

85, 70, 96, 82, 70, 63, 82, 68, 56, 89, 79, 82

what is the mode of the scores?

a.
82

b.
70

c.
80.5

d.
96

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample