A study is examining individuals’ health habits. Each indivi…

A study is examining individuals’ health habits. Each individuals’ BMI category and physical activity level is recorded. Results are summarized in the two-way table below. BMI Category Low Activity Moderate Activity High Activity Total Underweight 12 18 31 61 Healthy 25 60 94 179 Overweight 50 45 34 129 Obese 65 30 16 111 Total 152 153 175 480 Use the table to determine the probabilities below. Enter your answers as fractions. Do not simplify. What is the probability an individual from the study selected at random is overweight?[an]/[ad] What is the probability an individual from the study selected at random is low activity and obese?[bn]/[bd] What is the probability an individual from the study selected at random is moderate activity or healthy weight?[cn]/[cd] What is the probability an individual from the study with low activity selected at random is underweight?[dn]/[dd]

Ricky asks 8 friends how much they spent on lunch today. Her…

Ricky asks 8 friends how much they spent on lunch today. Here are their responses: $5.75, $6.95, $8.50, $8.80, $9.14, $10.15, $12.40, $15.75 Determine each of the following, rounding to two decimal places. mean = $[a] median = $[b] standard deviation = $[c] IQR = $[d]

The estimated blood type distribution in the United States i…

The estimated blood type distribution in the United States is shown below. Blood Type O+ O- A+ A- B+ B- AB+ AB- Percentage 37.4% 6.6% 35.7% 6.3% 8.5% 1.5% 3.4% 0.6% Suppose one person from the US is selected at random. What is the probability the individual has an AB blood type? (Enter your answer as a decimal.)