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A grocery store manager records the number of family members in a household and the number of times the household eats out per week. They believe these may influence weekly household grocery spending. Identify each variable as either an explanatory or a response variable. The number of family members in a household is [a] variable. The number of times the household eats out per week is a [b] variable. Weekly household grocery spending is a [c] variable.

A researcher wants to know whether doing a short mindfulness session before bedtime affects sleep quality. Sixty adults with mild insomnia are recruited for the study. During the first month of the study, each participant is randomly assigned to either a 15-minute guided mindfulness session or to watch a neutral 15-minute video before bed. In the second month, each participant switches to the opposite condition. Each morning, participants report their total hours of sleep and rate their sleep quality on a standard scale. This is an example of what?

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 underweight?[an]/[ad] What is the probability an individual from the study selected at random is low activity or overweight?[bn]/[bd] What is the probability an individual from the study selected at random is moderate activity and healthy weight?[cn]/[cd] What is the probability an individual from the study with high activity selected at random is obese?[dn]/[dd]

Which of the following is the criteria for evaluating incentive programs that explains that the reward must be meaningful to the individual receiving it for a long-time. 

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 a B blood type? (Enter your answer as a decimal.)

Muscle tenderness, attrition of enamel, and sensitivity to cold are all symptoms of _________. Choose the best answer.

A U.S. government report stated that college students get an average of 6.8 hours of sleep per night.  Fifty college students from a particular university are chosen at random to participate in a survey.  One question asked, “How many hours did you sleep last night?”  From these fifty students, the average time was calculated to be 7.1 hours. Match each term with the option that best describes it.

What was the main issue with Hoskins’ proposal to allocate Global Investors revenues based on assets under management?@The model may inflate a subsidiary’s revenues by overestimating their contribution. There was also no justification for the 50% royalty rate and most assets managed by the subsidiaries were owned by New York clients. Page 171 of the 5th edition

What is an oral side effect from cancer treatments that produces painful ulcerations on the oral mucosa? Choose the best answer.

If profits drop by $10,000, which of the following is true