The same friend has produced another list. Which of the following is true about logistic regression?
A. It estimates values in the outcome variable.
B. It estimates a probability that the outcome variable assumes a certain value.
C. It estimates probabilities in the outcome variable.
D. It estimates the probabilities that the predictor variables assume certain values.
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. IAs are built upon three basic ideas: modeling aspects of biological systems; abstracting general principles of intelligent behavior; and application of concepts that evolved from modeling and abstraction 2. Computer scientists work with sensors and actuators 3. Embodiment refers to the existence of an agent in a dynamic, rapidly changing environment which the entity can manipulate through its actions 4. IAs can include humans, robots, softbots, and thermostats where their basic description is to map a percept sequence into a subsequent series of actions 5. IAs can perceive their own actions, but not always their effects
The Executive Committee of the Council for Children with Behavioral Disorders identified all of the following problems with PL-142(IDEA) except:
A. Difficulty in operationalizing the definition. B. Subjectivity in clinical judgments of disturbance. C. Provision of data collection sources rather than the DSM IV classification. D. A variety of state definitions exist, resulting in diverse identification procedures. E. Exclusion of social maladjustment.
Research indicates that teachers treat students for whom they have high expectations differently than those for whom they have low expectations. In which of the following areas do these differences exist?
1 . Questioning: Teachers tend to call on perceived low achievers more often, because lower achievers are less likely to volunteer responses on their own. 2 . Teacher effort: Teachers give perceived high achievers more thorough explanations, their instruction is more enthusiastic, and they require more complete and accurate student answers than they do from perceived low achievers. 3 . Feedback: Teachers praise perceived high achievers more and criticize them less. They also offer perceived high achievers more complete and lengthier feedback. 4 . Emotional support: Teachers interact more with perceived high achievers, make more eye contact, stand closer, and orient their bodies more directly toward these students, because low achievers are less confident than are their higher achieving peers. a. 1, 2, 3, 4 b. 1, 3 c. 2, 4 d. 1
As people enter adolescence, they tend to become less happy with who they are
a. True b. False Indicate whether the statement is true or false