Liv collected information about the length and width of a random sample of 48 petals of iris flowers. Here
are the results:
Width is less than 2 cm
Width is more than 2 cm
Total
Length is less than 5.2 cm
14
3
17
Length is 5.2 cm to 5.7 cm
4
11
15
Length is more than 5.7 cm
7
9
16
Total
25
23
48
Liv wants to perform a x² test of independence between petal length and width.
What is the expected count for the cell corresponding to petals whose length is more than 5.7 cm and
whose width is more than 2 cm?
You may round your answer to the nearest hundredth.
Expected: