Table B can be used to answer the question about the probability of having a vegetable garden, given that someone has a flower garden. It includes conditional probabilities organized by flower garden presence. Specifically, 0.56 of those with a flower garden also have a vegetable garden.
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To determine which table can be used to answer the question, "Assuming someone has a flower garden, what is the probability they also have a vegetable garden?", we need to identify the table that provides conditional probabilities based on having a flower garden.
Let's break down what each table represents:
Table A: Garden-Type Frequencies by Column
This table displays conditional probabilities in columns, where each column represents either having or not having a vegetable garden.
For a vegetable garden, it gives the relative frequencies of having a flower garden or not.
For a question of someone having a flower garden, this table shows the likelihood of having a vegetable garden in the flower garden row, but it is conditioned on the presence or absence of a vegetable garden.
Table B: Garden-Type Frequencies by Row
This table displays conditional probabilities in rows, where each row represents either having or not having a flower garden.
For a flower garden, it gives the relative frequencies of having a vegetable garden or not.
This table directly addresses the question since it provides the probability of also having a vegetable garden if a flower garden is present.
The question "Assuming someone has a flower garden, what is the probability they also have a vegetable garden?" requires us to first fix the flower garden condition and observe how many have a vegetable garden.
The probability that a household with a flower garden also has a vegetable garden can be read directly from the first row under the "vegetable garden" column in Table B : P ( Vegetable Garden ∣ Flower Garden ) = 0.56.
Therefore, Table B: Garden-Type Frequencies by Row can be used to answer the question, as it provides the conditional probabilities given a flower garden.