An 8-year old boy is in for his annual WCC. He has just comp…

An 8-year old boy is in for his annual WCC. He has just completed second grade and it has not been a very good spring for him. His original teacher left in February on maternity leave, and his new teacher thinks he needs to be evaluated for ADHD because he is having trouble sitting still, he has disruptive behaviors with talking in class, and he does not complete worksheets. While he used to enjoy school and received good report cards, he now would prefer to not attend; he has stayed home with stomachaches on a few occasions. His mother acknowledges he is a very busy and active child and rarely sits still, but she indicates she has never had any concerns about this, nor does she find his behavior at home problematic. She is not aware of any family history of ADHD, but she says he is like is father who is also a very active person and rarely likes to sit still. Dad and son do lots of things together. Mom had no difficulties with school, and she says her husband did well in school and attended college successfully as far as she knows. Utilizing DSM-5 criteria, you consider the likelihood that Steven’s behaviors fit the ADHD criteria and believe:

(05.01 MC) Mateo is cooking beef. He must make sure the beef…

(05.01 MC) Mateo is cooking beef. He must make sure the beef has a minimum internal temperature of 160 degrees so that it is safe to eat. Using a thermometer, he takes the temperature of the beef in five random places. The minimum temperature in the sample is 165 degrees. Identify the population and the sample. (4 points)

(06.03 MC)  Aaliyah wants to determine how age and gender ar…

(06.03 MC)  Aaliyah wants to determine how age and gender are related to movie genre preference in her town. She selects a simple random sample of 35 males from the 20- to 30-year age group and records their age, gender, and movie genre preference (comedy, romance, or horror). She also selects an independent simple random sample of 45 females from the 45- to 55-year age group and records the same information. Which is the most important observation about Aaliyah’s plan? (3 points)

(06.06 LC)  A scientist is interested in the relationship be…

(06.06 LC)  A scientist is interested in the relationship between the number of eggs hatched per day for frogs (y) and temperature. Based on the collected data, the least-squares regression line is ŷ = 15.66 + 3.58x, where x is the number of degrees by which temperature exceeds 60 degrees Fahrenheit. Which of the following statements best describes the meaning of the slope of the least-squares regression line? (3 points)