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WGU C784 – Applied Healthcare Statistics Objective Assessment | Complete Practice Questions, Verified Answers & Comprehensive OA Study Guide

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This document is a comprehensive preparation resource for the WGU C784 – Applied Healthcare Statistics Objective Assessment, featuring practice questions, verified answers, detailed explanations, and exam-focused study materials. It covers essential statistical concepts including descriptive and inferential statistics, probability, sampling methods, confidence intervals, hypothesis testing, regression, correlation, data visualization, and healthcare data analysis to help students succeed on the Objective Assessment.

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WGU C784 – APPLIED HEALTHCARE STATISTICS OBJECTIVE
ASSESSMENT | COMPLETE PRACTICE EXAM, STUDY GUIDE &
EXAM REVIEW

1. 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: D. +/- 5
2. Given the following set of numbers: 10, 2.5, -4, -4.5, 5. What is the sum when
adding together only the whole numbers?
A. 5.5
B. 11
C. 12.5
D. 15: D. 15
3. Given the following expression: 4 + 7 × (6 - 3)2. What is the answer using
proper order of operations?
A. 25
B. 46
C. 67
D. 99: C. 67
4. Given the following expression: 5 x (30 - 27)2 + 4. What is the correct answer
using the proper order of operations?
A. 34
B. 49
C. 65
D. 81: B. 49
5. What is the greatest common factor of 132 and the square root of 121 using
prime factorization?
A. 1
B. 2
C. 10
D. 11: D. 11


, WGU C784 – APPLIED HEALTHCARE STATISTICS OBJECTIVE
ASSESSMENT | COMPLETE PRACTICE EXAM, STUDY GUIDE &
EXAM REVIEW

6. What is the greatest common factor of 24 and 84 using prime factorization?
A. 2
B. 4
C. 8
D. 12: D. 12
7. What is 3/14 - 1/7?
A. 1/14
B. 2/7
C. 5/14
D. 3/2: A. 1/14
8. What is 2/3 + 1/4?
A. 11/12
B. 3/12
C. 3/7
D. 8/3: A. 11/12
9. A patient's protein intaкe for today has been 15.76g, 8.49g, and 22.58g. What
is the total protein intaкe rounded to the nearest tenth of a decimal?
A. 46.5g
B. 46.8g
C. 46.9g
D. 47g: B. 46.8g
10. Given the equation: (.5475 - .3025) x .15. What is the solution rounded to the
nearest thousandth?
A. .03675
B. .0368
C. .368
D. .037: D. .037
11. An intravenous drip is infused at a rate of 4.5 milliliters per minute. How
many milliliters are infused per hour?
A. .075mL

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