22. A college admissions director wishes to estimate the mean age of all students currently enrolled. In a random sample of 20 students, the mean age is found to be 22.9 years. From past studies, the standard deviation is known to be 1.5 years, and the population is normally distributed. Construct a 90% confidence interval of the population mean age.

According to Palm, Bolson, and Kingsland in lecture, one reason people prefer messages about environmental policy changes over individual environmental behavior changes is:

23. You are running a political campaign and wish to estimate, with 95% confidence, the proportion of registered voters who will vote for your candidates. Your estimate must be accurate within 3% of the true proportion of the true population. Find the minimum sample size needed if no preliminary estimate is available. 

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Case Study Question 3 of 3A previously healthy 10 yo female presents with respiratory distress anddehydration. Upon physical assessment, you note the following:• Ill appearing, diaphoretic, with increased work of breathing, RR 30. Abdominalretractions noted with pulse oximeter 96%• Lung sounds diminished on right side compared to left• BP 90/50. HR 150. Cap refill 3-4 seconds• Patient has had cough/congestion starting 2 weeks ago. Patient has had fevers in thelast few days up to 102 degrees F. Family denies their child has had polyuria or polydipsia. Labwork: ABG: pH 7.29, pO2 60, pCO2 49, bicarb 26 Na+ 133, K+ 4.5, Cl- 101, CO2, 17, Glucose 190, lactate 5.6 CXR: One hour after admission, the child’s O2 saturations drop below 90%; child is placed on high flow nasal cannula oxygen and a nebulizer treatment is administered. The pediatric intensivist writes respiratory and sepsis protocol orders for this child. Identify the orders below as appropriate or not appropriate for this patient.

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13. Two fair six-sided dice are tossed. (Enter your probabilities as fractions.) What is the probability that the sum of the number of dots shown on the upper faces is equal to 8?

The nurse is planning care for a school-age child being admitted to the hospital for a chronic illness. Which four potential hazards of hospitalization for children will the nurse use to plan this client’s care?

Environmental communicators have to compete with consumer culture messaging. In class, Zoller said that environmental communicators should therefore try to:

The nurse analyzes the lab values for a child with leukemia who is receiving chemotherapy. The nurse notes that the platelet count is 19,500/mm3 (19.5). On the basis of this lab value, which intervention should the nurse include in the plan of care?