00:01
So in this one we're given data for at &t sprint and t -mobile that i have in those columns and they're in order.
00:09
In part a, you wanted the median for t -mobile, which was the average.
00:18
So t -mobile, that's right here, of 73 plus 73 divided by 2, which is 73.
00:23
In part b, you wanted the five -number summary.
00:27
The minimum was 68.
00:29
The first quartile was the average of these two.
00:33
71 and 71, that's 71.
00:36
The median was 73.
00:44
Third quartile was those two.
00:49
Four, maximum is seven.
00:58
In part c outliers, our inter quartile range is three, 1 .5 times times.
01:10
3 is 4 .5.
01:14
71 minus 4 .5 is smaller than 64 plus 4 .5 is bigger than 77.
01:23
See no outliers.
01:30
Now for at &t sprint and verizon, we use the same averaging those boxes of five number summary.
01:49
18t minimum was 66 the first the first quarter top of 68 the median 70 plus 71 divided by 2 75 third quartile 27 by 272 2 75 no outliers there either.
02:26
Inter -quirtile range is 4 .5...