Bst 322 final exam 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 2023 with complete solution;Actual test 100% Verified

BST 322 Final Exam | Questions and answers | Latest 2024/25

Question 1 1 out of 1 points This is used when a conservative approach is desired and an expected cell frequency is less than 5 in a 2X2 table. Selected Answer: Fisher's exact test Answers: Fisher's exact test Cramer's V Yates' correction Regression  Question 2 1 out of 1 points When examining the relationship between a nominal variable and an interval or ratio variable, you would create a table using the nominal variables, calculate the mode and median of the interval o...

BST 322 FINAL EXAM QUIZZES & ANS..

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...

Question 1 1 out of 1 points Parametric tests can be used with any type of data. Correct Answer: False Question 2 1 out of 1 points Bivariate statistics refers to the statistical analysis of the relationship between two variables. Correct Answer: True Question 3 1 out of 1 points Correlation coefficients, r, range from -1.00 to +1.00. Correct Answer: True Question 4 1 out of 1 points Data which uses number values, has an equal distance between values, and has a possible absolute...

BST 322 Final Exam Questions with Correct Answers Information collected in a numerical form is called - Answer-quantitative Which measure of central tendency is at the highest point on a graph? - Answer-mode Correlation coefficient tests allow you to determine if a cause and effect relationship is present. - Answer-false Data that are categorical but can be rank-ordered in a meaningful way are called: - Answer-ordinal If the mean is to the left of the median, what is true? - Answ...

BST 322 Final Exam - Questions and Answers A nurse researcher studied the effect of biofeedback on blood pressure. For this study, she measured blood pressure on subjects, taught them biofeedback techniques, then re-measured blood pressure on the same group of patients. Which t-test would be most appropriate for this design? Dependent groups t-test The smaller the SEM, the more confidence we have that the estimates from the sample include the population value A range of values estimated to hav...