A researcher conducted a study involving 180 adults to exami…
Questions
A reseаrcher cоnducted а study invоlving 180 аdults tо examine lifestyle habits related to diet and physical activity. For each participant, their diet was categorized as either vegetarian or non-vegetarian, and their typical exercise level was classified as low, moderate, or high. The results of the survey are summarized in the table below. Low Moderate High Total Vegetarian 20 30 20 70 Non-Vegetarian 50 50 30 130 Total 70 80 50 200 Use the information provided to answer the following questions. Leave the exact answer as it is unless you are specifically asked to round it to a certain number of decimal places. Note: Do not leave your answer as a ratio. For example, if your answer is 65/100, enter it as a decimal: 0.65. a. What is the probability that a randomly selected participant is a non-vegetarian? [a] b. What is the probability that a randomly selected participant engages in a high level of physical activity? [b] c. What is the probability that a randomly selected participant is a non-vegetarian AND engages in high levels of physical activity? [c] d. What is the probability that a randomly selected participant is either a non-vegetarian OR engages in high levels of physical activity? [d] e. What is the probability that a randomly selected participant engages in a low level of physical activity, given that they are a vegetarian? [e] (Round your answer to 4 decimal places)