00:01
Checks out from the library last month.
00:03
Each dot plot, each dot represents a different student.
00:06
Which of the following is a typical number of books, one student checked out.
00:11
So if you're looking for the mode, that's the most that students have checked out, then it's eight.
00:19
Or if you're looking for the median, that's the middle number.
00:24
So i'm going to cross out three here, cross out three here, cross out three here, cross out three here, cross out two here, two here cross out one two three four five six seven eight here so one two three four five six seven eight here cross out two here and two here i'm gonna cross out four here and four here so the median checked out is seven so that's the middle if i'm looking for the mean number of books so i'm gonna look for the mean number of books books.
01:04
I have to add up all of these numbers and divide by how many dots that there are.
01:09
So there is two ones, two, four, six, three, six, one, two, three, four, six, seven, eight, fours.
01:23
So that's 32.
01:25
And then ten, one, two, three, four, so twenty -four.
01:33
Sevens, there's one, two, three, four, five, five, five, six, seven.
01:38
So that's 49...