WGU C784 - Applied Healthcare Statistics. Complete 2025 Actual Exam Test Questions with Accurate Answers. Genuine Guide.

WGU C784 - Applied Healthcare Statistics. Complete 2025 Actual Exam Test Questions with Accurate Answers. Genuine Guide. A patient's medication was increased by 40 milligrams. What is the percent increase in the medication if the original medication was 180 milligrams? 2.2% 4.5% 22.2% 45% -CORRECT ANSC. 22.2% What is the greatest common factor of 132 and the square root of 121 using prime factorization? 1 2 10 11 -CORRECT ANSD. 11 What is the greatest common factor of 24 and 84 using prime factorization? 2 4 8 12 -CORRECT ANSD. 12 What is 3/14 - 1/7? 1/14 2/7 5/14 3/2 -CORRECT ANSA. 1/14 What is 2/3 + 1/4? 11/12 3/12 3/7 8/3 -CORRECT ANSA. 11/12 Given the following set of numbers: 3.3, -2.3, -16,25. What are the square roots of the whole number? A. +/- 2.3 B. +/- 3.3 C. +/- 4 D. +/- 5 -CORRECT ANSD. +/- 5 Given the following set of numbers: 10, 2.5, -4, -4.5, 5. What is the sum when adding together only the whole numbers? 5.5 11 12.5 15 -CORRECT ANSD. 15 Given the following expression: 4 + 7 × (6 - 3)2. What is the answer using proper order of operations? 25 46 67 99 -CORRECT ANSC. 67 Given the following expression: 5 x (30 - 27)2 + 4. What is the correct answer using the proper order of operations? 34 49 65 81 -CORRECT ANSB. 49 A patient's protein intake for today has been 15.76g, 8.49g, and 22.58g. What is the total protein intake rounded to the nearest tenth of a decimal? 46.5g 46.8g 46.9g 47g -CORRECT ANSB. 46.8g Given the equation: (.5475 - .3025) x .15. What is the solution rounded to the nearest thousandth? .03675 .0368 .368 .037 -CORRECT ANSD. .037 An intravenous drip is infused at a rate of 4.5 milliliters per minute. How many milliliters are infused per hour? .075mL 2.7mL 75mL 270mL -CORRECT ANSD. 270mL What is the Fahrenheit equivalent for a patient's room that needs to be kept at 25 degrees Celsius? 70° 75° 77° 80° -CORRECT ANSC. 77° What is the Celsius equivalent for a patient who is running a fever of 102 degrees Fahrenheit? 37.9°C 38.9°C 39.9°C 40.9°C -CORRECT ANS38.9°C What is the value of x in this equation? 2x + 3 = 13 5 10 76 106 -CORRECT ANSA. 5 Solve the following equation: x − 5/4 = 2/3. What is the value of x? 3/12 7/12 10/12 23/12 -CORRECT ANSD. 23/12 Question #21: Battery lifetime is normally distributed for large samples. The mean lifetime is 500 days, and the standard deviation is 61 days. Which percent of batteries have lifetimes longer than 561 days? 16 21 26 31 -CORRECT ANSA. 16 Question #22: Five hundred values are normally distributed with a mean of 125 and a standard deviation of 10. Which percent of the values lies between the interval 115-135? 50 68 95 99 -CORRECT ANSB. 68 Question #23: A pediatric unit wants to know what the median age is of its adolescent population so they can focus on activities for these clients. The unit staff recorded the ages of 12 adolescents over a three-month period: Age(s): Frequency(ies): 13 1 16 2 17 2 18 3 19 4 What is the median age? 18.6 17 17.2 18 -CORRECT ANSD. 18 Question #24: A survey asked residents to rate their community hospital on a scale of 1 to 10, with 10 being the most happy with the hospital services. The data shows a positively skewed distribution. How are the mean, median and mode related?