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Which of the following terms is defined as "the intentional use of the Government-issued charge card in violation of applicable regulations"? Correct Answer-Abuse Which three of the following are advantages of using the Governmentwide Commercial Purchase Card? Correct Answer-Quicker Payments Increased Funding Increased Information Who is the individual responsible for ensuring the existence, accuracy, and legality of information on a Managing Account Billing Statement? Correct Answer-Ce...

1-norm Correct Answer-Similar to rectilinear distance; measures the straight-line length of a vector from the origin. If z=(z1,z2,...,zm) is a vector in an m-dimensional space, then it's 1-norm is square root(|

What is defined as any felonious act of corruption or attempt to cheat the Government or corrupt the Government's agents by charge card program officials? Correct Answer-Internal Fraud If transactions not made by the Cardholder appear on the Statement of Account, the Cardholder should dispute them with the card-issuing bank within how many days of the transaction date? Correct Answer- 90 Which of the following is an agreement that is not binding solely because the Government representativ...

Factor Based Models Correct Answer-classification, clustering, regression. Implicitly assumed that we have a lot of factors in the final model Why limit number of factors in a model? 2 reasons Correct Answer-overfitting: when # of factors is close to or larger than # of data points. Model may fit too closely to random effects simplicity: simple models are usually better Classical variable selection approaches Correct Answer-1. Forward selection 2. Backwards elimination 3. Stepwise regress...

Assistive devices are used when a caregiver is required to lift more than 35 lbs/15.9 kg true or false Correct Answer-True During any patient transferring task, if any caregiver is required to lift a patient who weighs more than 35 lbs/15.9 kg, then the patient should be considered fully dependent, and assistive devices should be used for transfer If a draining wound tests positive for MRSA, the patient is placed on contact precautions True or False Correct Answer-True Patients with absce...

Types of classification models Correct Answer-KNN SVM Types of Clustering Models Correct Answer-K-Means Clustering Types of Response Prediction Models Correct Answer-ARIMA CART Exponential Smoothing Linear Regression Logistic Regression Random Forest Types of Validation Method Correct Answer-Cross Validation Types of Variation Estimate Models Correct Answer-GARCH Models that use Time Series Data Correct Answer-ARIMA CUSUM

National guidelines for EMS care are intended to __________. -provide more consistent delivery of EMS care across the United States -unify EMS providers under a single medical director -facilitate a national EMS labor group -reduce expenses at the local and state levels Correct Answer-Provide more consistent delivery of EMS care across the United States The EMT is legally obligated to protect a patient's privacy according to _____. -HIPAA -CQI -APGAR -DCAP Correct Answer-HIPAA Which ...

when might overfitting occur Correct Answer-when the # of factors is close to or larger than the # of data points causing the model to potentially fit too closely to random effects Why are simple models better than complex ones Correct Answer-less data is required; less chance of insignificant factors and easier to interpret what is forward selection Correct Answer-we select the best new factor and see if it's good enough (R^2, AIC, or p-value) add it to our model and fit the model with th...

The RN is caring for a client who was recently diagnosed iwth type 2 DM. What information is most important for the RN to teach the client about life-style changes? Correct Answer-Portion-controlled, heart healthy diet selections The RN suspects that a female client is altering her own diabetic journals. Which lab test should the RN review? Correct Answer-Hemoglobin A1C The RN is assessing the client regarding the need to increase vitamin B12. Which foods should the RN instruct the client ...

An 18 month-old weighing 22 pounds is admitted to the pediatric unit with a diagnosis of dehydration. A replacement bolus of normal saline at 20 mL/kg is ordered to be administered intravenously over 40 minutes. In mL/hour, what will be the setting for the IV delivery system? Correct Answer-300 Using ratio proportion:First, convert 22 pounds to kilograms (22/2.2) = 10 kg20 mL/kg = 20 x 10 kg = 200 mL200 mL/40 minutes = x mL/60 minutes (in an hour)200 x 60 = 12000/40 = 300 mL/hrUsing dimens...

A severely injured client is moved into an examination area of the emergency department. The family member who accompanied the client to the ED is screaming at the nurse, saying that someone better start doing something right away. What is the best response by the nurse? 1. "I need you to go to the waiting area. You can come back when you're more in control." 2. "I'm going to give you a few minutes alone so you can calm down." 3 "I can't think when you are yelling at me. Talk to me ...

The nurse is reviewing the laboratory results for several clients. Which of the laboratory result indicates a client with partly compensated metabolic acidosis? Chloride 100 mEq/L (100 mmol/L) Sodium 130 mEq/L (130 mmol/L) Hemoglobin 15 g/dL (150 g//L) PaCO2 30 mm Hg Correct Answer-PaCO2 30 mm Hg The client is admitted to an ambulatory surgery center and undergoes a right inguinal orchiectomy. Which option is the priority before the client can be discharged to home? Able to ambulate in t...

hich individual is at greatest risk for the development of hypertension? A. 40 year-old Caucasian nurse B. 60 year-old Asian-American shop owner C. 45 year-old African-American attorney D. 55 year-old Hispanic teacher Correct Answer-C The incidence of hypertension is greater among African-Americans than other groups in the United States. The incidence among the Hispanic population is rising. A woman, who delivered five days ago and who had been diagnosed with pregnancy induced hypertensi...

Snoring respirations are most rapidly managed by A. suctioning the oropharynx B. initiating assisted ventilations C. correctly positioning the head D. inserting an oropharnygeal airway Correct Answer-correctly positioning the head Which of the following patients would be most in need of a rapid trauma assessment? A. an awake and alert 19-year-old man with a small caliber gunshot wound to the abdomen B. A conscious 25-year-old woman who fell 12' from a roof and landed on her side C. A 43...

Dew point is the temperature at which Correct Answer-condensation occurs. You are the NACE Inspector on a tank lining project where a 50% solids epoxy tank lining is being applied. After application of the 19 coat you notice small blisters in some areas of the applied lining. Your FIRST preferred course of action is to: Correct Answer-Document the problem and advise the Contractor and Owner's representative. If a contractor is using a poorly maintained compressor to supply air for abrasive...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above Correct Answer-e. All of the above Stimulating the vagus nerve typically produces: a. A decrease in the heart rate b. An increase in the heart rate c. An increase in stroke volume d. No change Correct Answer-a. A decrease in the heart rate The vagus nerve begins maturation 26 to 28 weeks. Its dominance results in what effect to the ...

An older person is a patient on a rehabilitation unit. She has an arm fracture and is feeling sad. She tells the nurse, "I feel incapable of dressing and feeding myself." How can the nurse best promote wellness for the patient? A During bathing time, encourage the patient to do what she can and have the nurse assist her. B Discourage the patient when she takes initiatives to help herself. C Have the patient join a rehab patient focus group. D Focus on the patient's illness and enable he...

What is a more accurate measure of age than chronological age? Correct Answer-The ability to perform activities of daily living (ADL's). The majority of this aged 65 and older regard their health as good or excellent Chronological age may or may not correspond to: Correct Answer-Physical, mental, social, and cultural actions and feelings Changes in the heart and lungs result in less efficient utilization of what? Correct Answer-Of oxygen, which reduces the individual's capacity to mainta...

A frail, elderly client is admitted to the unit with a diagnosis of pneumonia. Which finding is most important for the registered nurse (RN) to report to the healthcare provider? A. Fever and chills B. Confusion and dehydration C. Crackles in the lung fields D. Nausea and vomiting Correct Answer-B. Confusion and dehydration Rationale: Confusion and dehydration (B) are findings of inadequate oxygenation and perfusion in this frail elderly client. (A), (C) and (D) are all common with pneumo...

The cleansing of the stomach with solution delivered through a nasogastric tube is known as what? Gavage Emesis Lavage Stomach pumping Correct Answer-Lavage Gastric lavage is used to cleanse the stomach of a poison, overdose of medication, or other toxic substance. It is delivered through a nasogastric tube You are providing care to a patient who has recently begun dialysis. Her daughter, with whom she lives and who prepares many of her meals, asks what types of foods she should incorpor...