Sta 2381 - Study guides, Class notes & Summaries

STA 2381 (Probability and Statistics) FORM A EXAM 2Questions with Answer Key 2023/2024 Spring Series Baylor University

STA 2381 (Probability and Statistics) FORM A EXAM 2Questions with Answer Key 2023/2024 Spring Series Baylor University.

STA 2381 Cumulative Exam |Questions with Correct Verified Answers

T/F: Every estimator has a sampling distribution that is identical to the distribution of the population of interest - ANSWER False T/F: Chebychev's Theorem is used to help understand the concept of a standard deviation and applies to any random variable - ANSWER True T/F: The empirical rule is used to help understand the concept of the location of a population and applies only to symmetric unimodal continuous random variables - ANSWER False T/F: The empirical rule is used to help underst...

STA 2381- Statistics Exam | Questions with Correct Verified Answers

STA 2381 Patrick Statistics Test 1 Discussion Questions - with Correct Verified Answers

T/F: Every estimator has a sampling distribution that is identical to the distribution of the population of interest - ANSWER False T/F: Chebychev's Theorem is used to help understand the concept of a standard deviation and applies to any random variable - ANSWER True T/F: The empirical rule is used to help understand the concept of the location of a population and applies only to symmetric unimodal continuous random variables - ANSWER False

Descriptive statistics a. Utilizes sample date to make estimates b. Is a statement about the degree of uncertainty associated with statistical inference c. Summarizes and describes important features of the data d. Is a measurement that cannot be measured on a natural numerical scale - ANSWER C is the correct answer. Descriptive statistics is used to describe/summarize any set of data. Using variability and central tendency, a person can conclude what the results mean. This is an example...

STA 2381- Probability and Statistics Exam | Questions with Correct Verified Answers