Finding probabilities - Study guides, Class notes & Summaries

Intro to Statistics Module 5 (A+ Graded 100% Verified) Random Variable Correct Ans: a variable (typically represented by x) that has a single numerical value, determined by chance, for each outcome of a procedure. Probability Distribution Correct Ans: a description that gives the probability for each value of the random variable. It is often expressed in the format of a graph, table, or formula. Discrete Random Variable Correct Ans: collection of values that is finite or counta...

Z-Score - ACCURATE ANSWERS Data points only. Measurement of a scores relationship to the mean. A statistical measure that indicates the number of standard deviations a data point is from its mean. Variance - ACCURATE ANSWERS How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread. Multiplication Rule - ACCURATE ANSWERS A method for finding the probability that both of two events occur. When the probabilities of multiple events are multiplied together to determine ...

WGU Academy Statistics Which of the following is true regarding a probability of an event P(A)? - ANS 0≤P(A)≤1 The probability of an event can any number between 0 and 1, including 0 and 1. In other words, the probability of an event cannot be more than 1 or less than 0. Which of the following represents the probability of an event that is more likely not to occur than it is to occur, but would not be unusual for it to occur? - ANS 0.32 1250 randomly chosen in...

BANA 2372 Chapter 5 Exam Questions with Correct Answers Which of the following is NOT one of the three methods for finding binomial probabilities that is found in the chapter on discrete probability distributions? - Answer-using a simulation In the binomial probability formula, the variable x represents the - Answer-In the binomial probability formula, the variable x represents the number of successes. If calculations are time-consuming and if a sample size is no more than 5% of the siz...

Z-Score - Answer Data points only. Measurement of a scores relationship to the mean. A statistical measure that indicates the number of standard deviations a data point is from its mean. Variance - Answer How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread. Multiplication Rule - Answer A method for finding the probability that both of two events occur. When the probabilities of multiple events are multiplied together to determine the likelihood of all of...

Data points only. Measurement of a scores relationship to the mean. A statistical measure that indicates the number of standard deviations a data point is from its mean. correct answer: Z-Score How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread. correct answer: Variance A method for finding the probability that both of two events occur. When the probabilities of multiple events are multiplied together to determine the likelihood of all of the events happeni...

Clinical Informatics correct answers Is the intersection between Information technology and Health Care. Sensitivity correct answers Given the patient has the disease what is the probability of a positive test. Is a characteristic of the test. Not impacted by prevalence SN = TP/TP+FN = True positive rate Minimizes the false negatives called *recall* in information theory called *frequency* in systems approach like INTERNIST-1 "Recall that I'm frequently sensitive" Specifi...

WGU C207 Data Driven Decision Making | Questions and Correct Answers | Latest Update 2024/2025 | Graded A+ Z-Score - Answer -Data points only. Measurement of a scores relationship to the mean. A statistical measure that indicates the number of standard deviations a data point is from its mean. Variance - Answer -How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread. Multiplication Rule - Answer -A method for finding the probability that both of two events oc...

BMAL 590 Quantitative Research Techniques Final Exam Questions With Answers 2024 (GRADED) You take a random sample of 100 students at your university and find that their average GPA is 3.1. If you use this information to help you estimate the average GPA for all students at your university, then you are doing what branch of statistics? Descriptive statistics Inferential statistics Sample statistics Population statistics -A company has developed a new computer sound card whose average li...

Z-Score - Data points only. Measurement of a scores relationship to the mean. A statistical measure that indicates the number of standard deviations a data point is from its mean. Variance - How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread. Multiplication Rule - A method for finding the probability that both of two events occur. When the probabilities of multiple events are multiplied together to determine the likelihood of all of the events happening. Word ...