Contenthive76

What are the four types of body tissues? - ANSWER epithelial(protects), connective(binds), muscle(movement), nervous(controls) 3 body planes - ANSWER sagittal(right/left), transverse(upper/lower),frontal(front/back) 4 body regions - ANSWER right upper(RUQ),left upper(LUQ),right lower(RLQ),left lower(LLQ) Antomical Position - ANSWER standing upright and facing forward with arms at the sides and the palms of the hand facing forward Atom Stability - ANSWER number of protons= number of electr...

The tissue through which gases are exchanged between the blood and the air in the lungs is - ANSWER simple squamous epithelium Body heat is lost primarily by - ANSWER radiation Bone cells form concentric circles around longitudinal tubes called - ANSWER central canals A body has been sectioned in such a way that there is one whole lung per section and the urinary bladder has been split in half. What type of section is this? - ANSWER sagittal Which type of tissue lines the follicles of th...

What is the Golden Hour? - ANSWER First 60 minutes after traumatic injury Describe Platinum 10 minutes: - ANSWER Time that it should take to load and go Describe the windshield survey: - ANSWER When arriving on scene, scan through the windshield to look at what is all involved in the scene. This is a crucial part of scene safety. Describe the fix it process: - ANSWER If something is injured like a sucking chest wound, fix it and move on to the next injury. Basically, when you see it fix it...

What do descriptive questions ask? - ANSWER-- What happened? (e.g., which customers are most alike) What do predictive questions ask? - ANSWER-- What will happen? (e.g., what will Google's stock price be?) What do prescriptive questions ask? - ANSWER-- What action(s) would be best? (e.g., where to put traffic lights) What is a model? - ANSWER-- Real-life situation expressed as math. What do classifiers help you do? - ANSWER-- differentiate What is a soft classifier and when is it used? ...

ISYE 6414 FINAL EXAM (REAL EXAM) QUESTIONS AND ANSWERS / GRADED A | EXAM 1

ISYE6414 REGRESSION SUMMER MIDTERM 1 AND 2 EXAM / ISYE6414 MIDTERM 1 AND 2 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS/ GRADED A If the confidence interval for a regression coefficient contains the value zero, we interpret that the regression coefficient is definitely equal to zero. ---ANSWER-- False The larger the coefficient of determination or R-squared, the higher the variability explained by the simple linear regression model. ---ANSWER-- True The estimators of the error term va...

In logistic regression, the relationship between the probability of success and the predicting variables is nonlinear. --CORRECT ANSWER--> TRUE: The equation that links the predictors to the probability is:

What are the variables in regression? -CORRECT ANSWER- 1. Response (dependent) variable - one particular variable that we are interested in understanding or modelling, such as sales of a particular product. 2. Predicting or Explanatory (independent) variable - set of other variables that we think might be useful in predicting or modelling the response variable (like the price of a product) Which regression variable is a Random variable? -CORRECT ANSWER-- Response Variable - It varies with...

The prediction interval of one member of the population will always be larger than the confidence interval of the mean response for all members of the population when using the same predicting values. -ANSWER-- true See 1.7 Regression Line: Estimation & Prediction Examples "Just to wrap up the comparison, the confidence intervals under estimation are narrower than the prediction intervals becausethe prediction intervals have additional variance from the variation of a new measurement." ...

What is modeling? - ANSWER Describing a real-life situation mathematically, analyzing the math and then turning the math back into a real-life situation. What is a data point? - ANSWER A row of data. All of the information about one observation. What are some (4) names for columns of data? - ANSWER Attributes, features, covariates, predictors Name some common types of structured data (5) - ANSWER Quantitative, categorical, binary, unrelated, time series What is binary data? - ANSWER A su...

What does SVM stand for? - ANSWER Support Vector Machine Is written text structured or unstructured? - ANSWER Unstructured When we increase the sum of the square of the coefficients we... - ANSWER Decrease the distance between the lines In SVM soft classifier we tradeoff between maximizing ___ and minimizing ___ - ANSWER margin and errors If lambda gets small what gets emphasized, large margin or minimizing training error?, - ANSWER Minimizing errors. What is a support vector? - ANSWER A...

True or false: In a regression tree, every leaf of the tree has a different regression model that might use different attributes, have different coefficients, etc. - ANSWER True - Each leaf's individual model is tailored to the subset of data points that follow all of the branches leading to the leaf. True or false: Tree-based approaches can be used for other models besides regression. - ANSWER True - For example, a classification tree might have a different SVM or KNN model at each lea...

1-norm - 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(|

Support Vector Machine(SVM) is a supervised machine learning algorithm used for? - ANSWER Classification How to split the data if we only have one model? - ANSWER 70% training data, 30% testing data How to split the data if we want to compare models? - ANSWER 70% training, 15% validation and 15% testing When do we need to do scaling in data? - ANSWER When our factors/attributes/dimensions are orders of magnitude different such as income vs. credit score (income is much much larger) Whic...

What are some of the consequences of outliers in k-means? - ANSWER It will drag the cluster center artificially to one side Because k-means is a heuristic and thus fast what can we do? - ANSWER run it several times choosing different clusters centers and choose the best one and we can choose different values of k How does bias/variance change as k changes in KNN? - ANSWER the higher the k, the higher the bias; the lower the k, the higher the variance. when k = 1, that is the most complex...

Building simpler models with fewer factors helps avoid which problems? A. Overfitting B. Low prediction quality C. Bias in the most important factors D. Difficulty in interpretation - ANSWER A. Overfitting D. Difficulty of interpretation Two main reasons to limit # of factors in a model. - ANSWER 1. Overfitting 2. Simplicity When is overfitting likely to happen? - ANSWER When the number of factors is close to the number of data points. How does using a # of factors that is close to the...

Which client form allows clients to understand and accept any and all risks associated with beginning an exercise program? - CORRECT ANSWER- liability waiver A movement that keeps the distal end of the body segment fixed in one location describes what type of kinetic chain movement? - CORRECT ANSWER- Closed kinetic chain movement Which of the following is considered an incomplete protein? - CORRECT ANSWER- peas For the average adult what percentage of the diet should be carbohydrates? -...

Which statements best describe the Camp David Accords? Check all that apply. - ANSWER - They were the first peace agreement for Israel in the Middle East. - They showed that Arabs and Israelis could negotiate in good faith. - They showed that the US could play an important role in negotiations. The US helped to negotiate a peace agreement in 1979 between Israel and - ANSWER Egypt. Following the birth of Israel, why was it important that Jerusalem was placed under UN supervision? - ANSWER ...

I INTRODUCE YOURSELF YourName: Your Title: Student Nurse Reason for Being There: Patient Care Patient: Lieberman, Janet A. History of Current Problem: Traces of blood were present in her ostomy bag. Age:36 S SITUATIO N Gender: Female Height/Weight: 167.6cm (66 inches)/ 59kg (130 ibs) Allergies: Sulfa Code status: Privacy Code: 534689 Time: 1500 Attending Physician: McGuire, Mark Patient Chief Complaint: Abdominal pain , dizziness and blood in stool Chief Informant: Family ...

abiotic - ANSWER pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA) - ANSWER a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone - ANSWER a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. - two functions: leaf drop and to protect the region of the stem against desiccation acceptable risk - ANSWER the amount of risk that an owner is willi...