(01.02 LC)  Ben scored in the 85th percentile of his class on the latest math exam. What does this mean in relation to the data set, and what did he score on the exam? (5 points){35, 42, 56, 68, 69, 72, 72, 77, 78, 78, 82, 85, 87, 88, 90, 93, 94, 96, 96, 99}

(02.02 LC)  In one study on the effect of coconut oil on hair growth, 140 subjects who acknowledged being long-time coconut oil users had their hair growth compared with those of 140 people who had never used coconut oil. In a second study, 80 subjects were randomly chosen to use coconut oil and 80 were chosen to use a placebo. Identify the types of studies performed. (4 points)

(02.04 MC)  Forty infants are being studied to test the effectiveness of diaper capacity on four types of diapers: A, B, C, and D. The researcher calculates the diaper’s actual capacity compared with its listed capacity. The response variable is the amount of capacity after one hour of treatment. Previous studies have shown the capacity may vary based on a subject’s activity level. How should the subjects be blocked? Explain. (4 points)

(02.04 LC)  To study the effect of music on production in a cell phone factory, two experimental treatments are planned: day-long classical music for one group versus day-long rap music for another. Which of the following groups would serve best as a control for this study? (5 points)

(02.01 LC)  Which sampling method is the most appropriate in selecting people from a company’s employee list to interview about their education level? (4 points)

A client has a high temperature and is found to have hypovolemia. Which signs and symptoms are likely to appear in the client? Select all that apply.

(02.05 LC)  In 1995, Derek Jeter’s batting average was 0.250; in 1996, his batting average was 0.314. David Justice’s batting average in 1995 was 0.253 and was 0.321 in 1996. The team statistician claims Jeter’s overall average was better than Justice’s average. What may make this claim possible? (4 points)

Which of the following are true concerning formation of ketones? Select all that apply.

(01.01 LC)  Which of the following variables can be classified as categorical? (4 points) Height Weight Gender Age

Various test results of a 55-year-old client indicate left ventricular heart failure with obvious forward effects. The client also has elevated heart rate and elevated antidiuretic hormone (ADH) levels. What other sign or symptom of left ventricular failure could lead the practitioner to confirm the condition?