Wgu Data Driven Decision Making - C207 146 Correctly Answered Questions Latest Update

Measurement Bias {Ans: A prejudice in the data that results when the sample is not representative of the population being tested}Dependent Variable {Ans: The variable whose value depends on one or more variables in the equation; typically the cost or activity to be predicted}Probability density function {Ans: Often used to represent probabilities of continuous data, a probability density function (pdf) gives the probability that a continuous random variable is equal to the area below it}Ishikawa - 7 Basic Tools of Quality {Ans: 1) Run Chart 2) Check sheet 3) Cause and effect diagram (fishbone diagram) 4) Histogram 5) Flow Chart 6) Scatter Diagram 7) Pareto chart}response bias {Ans: This misuse occurs when the respondents to a survey say what they believe the questioner wants to hear. This bias can occur as a result of the wording of a question.}Sampling without replacement {Ans: When a piece of the population cannot be selected more than once}