Bst 322 bst final exam 2 Study guides, Class notes & Summaries

BST 322-BST Final Exam 2-with 100% verified solutions-2023-2024

1. When calculating a Pearson's correlation coefficient, it is necessary that both variables have approximately normal distributions. - True 2. The variable "Group assignment" is an example of what level of measurement? - Nominal 3. Statistics that allow for inferences to be made about a population from the study of a sample are known as: - Inferential 4. Which measure of variability is used most often in conjunction with the mean? - Standard deviation 5. Data that are categorical b...

BST 322-BST Final Exam 2-with 100% Correct answer 2023-2024

BST 322/BST Final Exam 2023 with Complete Solution Actual Test 100% Verified.  Question 1 0 out of 1 points To determine the proportion of variability in one variable that can be accounted for or explained by the variability of a second variable, you would calculate a correlation coefficient, then take its square root. Selected Answer: Tru e Answers: True Fals e  Question 2 1 out of 1 points When the researcher incorrectly rejects the null hypothesis, it is known as: Select...

BST 322/BST Final Exam 2023 with Complete Solution Actual Test 100% Verified.  Question 1 0 out of 1 points To determine the proportion of variability in one variable that can be accounted for or explained by the variability of a second variable, you would calculate a correlation coefficient, then take its square root. Selected Answer: Tru e Answers: True Fals e  Question 2 1 out of 1 points When the researcher incorrectly rejects the null hypothesis, it is known as: Select...

BST 322 Final EXAM TEST ANSWERS 2023 This is used when a conservative approach is desired and an expected cell frequency is less than 5 in a 2X2 table. - ANSWER Fisher's exact test It is important to assess the magnitude or strength of a relationship because this assists you with deciding whether or not a variable A causes variable B. True or False - ANSWER False A Z score of +/-1.96 is equivalent to these values on a normal distribution. - ANSWER +/-2 standard deviations When exam...

BST 322 Final Exam Questions and Answers All Correct This is used when a conservative approach is desired and an expected cell frequency is less than 5 in a 2X2 table. - Answer-Fisher's exact test It is important to assess the magnitude or strength of a relationship because this assists you with deciding whether or not a variable A causes variable B. True or False - Answer-False A Z score of +/-1.96 is equivalent to these values on a normal distribution. - Answer-+/-2 standard deviatio...