Question

several students were selected to participate in a two - question survey. they were asked if they prefer a cat or dog as a pet and if they prefer salad or soup for lunch. the results are displayed below. pet and lunch preferences which of the following statements is true about the graph? the percentage of people who prefer salad for lunch is larger for those who prefer dogs as pets the percentage of people who prefer soup for lunch is larger for those who prefer cats as pets the percentage of people who prefer salad for lunch is about the same no matter what their pet preference the percentage of people who prefer soup for lunch is smaller for those who prefer dogs as pets

Explanation:

Step1: Analyze cat - preference data

For those who prefer cats, relative frequency of salad is about 0.75 and of soup is about 0.25.

Step2: Analyze dog - preference data

For those who prefer dogs, relative frequency of salad is about 0.7 and of soup is about 0.3.

Step3: Compare percentages

The relative frequencies of salad and soup for cat - preference and dog - preference are quite similar.

Answer:

The percentage of people who prefer salad for lunch is about the same no matter what their pet preference.