Question

The table shows the number of students in a school who like tacos and/or pizza: Like Tacos Do Not Like Tacos Total Like Pizza 57 13 70 Do Not Like Pizza 12 15 27 Total 69 28 97 What is the relative frequency, by row, of students who like both tacos and pizza? 0.18 0.46 0.81 0.83

Answer 1

The two ways table is shown below

The relative frequency of students who like both tacos and pizza is $\frac{57}{70}$ which as decimal is 0.81

Answer 2

I just did it it was .81