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BST 322 final UPDATED Exam Questions and CORRECT Answers
BST 322 final UPDATED Exam Questions and CORRECT Answers Information collected in a numerical form is called - CORRECT ANSWER- quantitative Which measure of central tendency is at the highest point on a graph? - CORRECT ANSWER- mode Correlation coefficient tests allow you to determine if a cause and effect relationship is present. - CORRECT ANSWER- false Data that are categorical but can be rank-ordered in a meaningful way are called: - CORRECT ANSWER- ordinal If the mean is to the l...
STANFORDGRADESS
Examen
BST 322 Week 2 questions and answers (verified for accuracy)
Sampling error (SEM) The difference between the sample value and the parameter. Error in a statistical analysis arising from the unrepresentativeness of the sample taken. Reflects the tendency for statistics to fluctuate from one sample to another. Sampling distribution Are actually probability distributions, is central to estimates of sampling error. Sampling distribution of the mean A theoretical probability distribution of the means of an infinite number of samples given size...
BRAINBOOSTERS
Examen
BST 322 - Intro Study Guide questions and answers (verified for accuracy)
Qualitative Non-numeric or narrative in form Quantitative 1) Numeric, composed of numbers or scores. 2) e.g. blood pressure, weight, age, etc. Variable 1) A characteristic of an individual or group 2) e.g., body temperature, blood pressure, date of birth, or anything else that can be measured Independent Variable 1) Influences the outcome of something; the one you change. In experimental research, this is the variable that is manipulated 2) e.g. placebo vs drug ...
BRAINBOOSTERS
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bst322 final exam questions and answers (verified for accuracy)
Information collected in a numerical form is called quantitative Which measure of central tendency is at the highest point on a graph? mode Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Brainpower Read More Correlation coefficient tests allow you to determine if a cause and effect relationship is present. false Data that are categorical but can be rank-ordered in a meaningful way are called: ordinal If th...
BRAINBOOSTERS
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BST 322 Week 4 Test Questions with Correct Answers
BST 322 Week 4 Test Questions with Correct Answers coefficient of determination - Answer-r2 linear regression - Answer-an algorithm to find a precise line of fit for a set of data regression equation - Answer-Y'= a +bX is the formula for best fiting straight line to charecterize the linear relationship between X and Y. Intercept concept - Answer- Slope - Answer-The steepness of a line on a graph Residulas - Answer-The differences between Y and Y' Least squares - Answer-Sta...
wisdompoint
Examen
BST 322 Week 3 Test Questions with Correct Answers
BST 322 Week 3 Test Questions with Correct Answers chi-square test of independence - Answer-- basic non-parametric test - determine if two categorical variables are independent; basically if they have a relationship - compares the observed and expected cell frequencies of a contingency table expected frequencies - Answer-- we would expect to see if the subjects were distributed through the table randomly observed frequencies - Answer-- those counts we literally got in the course of some...
wisdompoint
Examen
BST 322 Week 2 Test Questions with Correct Answers
BST 322 Week 2 Test Questions with Correct Answers Sampling error - Answer-Error in a statistical analysis arising from the unrepresentativeness of the sample taken.Reflects the tendency for statistics to fluctuate from one sample to another. Sampling distribution - Answer-Are actually probability distributions, is central to estimates of sampling error. Sampling distribution of the mean - Answer-A theoretical probability distribution of the means of an infinite number of samples given ...
wisdompoint
Examen
BST 322 Unit 1 Test Questions with Correct Answers
BST 322 Unit 1 Test Questions with Correct Answers Evidence Based Practice (EBP) 4 Steps in EBP Include - Answer-Based on research results. 1. Asking Clinical Questions 2. Searching for research evidence that addresses the question 3. Appraising the evidence and then 4. Integrating the evidence with ones own clinical expertise & information about patient preferences. Qualitative data - Answer-Verbal, narrative information. Example: Male or female, Happy, sad, depressed Quantitative da...
wisdompoint
Examen
BST 322 Quiz 3 Practice 2 Questions and Answers
BST 322 Quiz 3 Practice 2 Questions and Answers Chi square test for independence compares observed frequencies with: - Answer- Expected frequencies The test statistic calculated in the process of a Kruskall-Wallis test is H. - Answer-true This is used when the expected cell frequency in a 2X2 table is less than 5 - Answer- Fisher's exact test If the Chi-Square statistic is less than the table value, we accept the null hypothesis. - Answer-true Chi-square tests can only be condu...
wisdompoint
Examen
BST 322 Final Test Questions with Correct Answers
BST 322 Final Test Questions with Correct Answers 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...
wisdompoint
Examen
BST 322 Final Exam Questions with Correct Answers
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? - Answer-...
wisdompoint
Examen
BST 322 Final Exam Questions and Answers All Correct
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 deviati...
wisdompoint
Examen
BST 322 Exam Questions with Correct Answers
BST 322 Exam Questions with Correct Answers When calculating a Pearson's correlation coefficient, it is necessary that both variables have approximately normal distributions. - Answer-True The variable "Group assignment" is an example of what level of measurement? - Answer-Nominal Statistics that allow for inferences to be made about a population from the study of a sample are known as: - Answer-Inferential Which measure of variability is used most often in conjunction with the me...
wisdompoint
Examen
BST 322 Week 4 Test Questions with Correct Answers
BST 322 Week 4 Test Questions with Correct Answers coefficient of determination - Answer-r2 linear regression - Answer-an algorithm to find a precise line of fit for a set of data regression equation - Answer-Y'= a +bX is the formula for best fiting straight line to charecterize the linear relationship between X and Y. Intercept concept - Answer- Slope - Answer-The steepness of a line on a graph Residulas - Answer-The differences between Y and Y' Least squares - Answer-Sta...
shiifridoc
Examen
BST 322 Week 3 Test Questions with Correct Answers
BST 322 Week 3 Test Questions with Correct Answers chi-square test of independence - Answer-- basic non-parametric test - determine if two categorical variables are independent; basically if they have a relationship - compares the observed and expected cell frequencies of a contingency table expected frequencies - Answer-- we would expect to see if the subjects were distributed through the table randomly observed frequencies - Answer-- those counts we literally got in the course of some...
shiifridoc
Examen
BST 322 Week 2 Test Questions with Correct Answers
BST 322 Week 2 Test Questions with Correct Answers Sampling error - Answer-Error in a statistical analysis arising from the unrepresentativeness of the sample taken.Reflects the tendency for statistics to fluctuate from one sample to another. Sampling distribution - Answer-Are actually probability distributions, is central to estimates of sampling error. Sampling distribution of the mean - Answer-A theoretical probability distribution of the means of an infinite number of samples given si...
shiifridoc
Examen
BST 322 Unit 1 Test Questions with Correct Answers
BST 322 Unit 1 Test Questions with Correct Answers Evidence Based Practice (EBP) 4 Steps in EBP Include - Answer-Based on research results. 1. Asking Clinical Questions 2. Searching for research evidence that addresses the question 3. Appraising the evidence and then 4. Integrating the evidence with ones own clinical expertise & information about patient preferences. Qualitative data - Answer-Verbal, narrative information. Example: Male or female, Happy, sad, depressed Quantitativ...
shiifridoc
Examen
BST 322 Quiz 3 Practice 2 Questions and Answers
BST 322 Quiz 3 Practice 2 Questions and Answers Chi square test for independence compares observed frequencies with: - Answer- Expected frequencies The test statistic calculated in the process of a Kruskall-Wallis test is H. - Answer-true This is used when the expected cell frequency in a 2X2 table is less than 5 - Answer- Fisher's exact test If the Chi-Square statistic is less than the table value, we accept the null hypothesis. - Answer-true Chi-square tests can only be condu...
shiifridoc
Examen
BST 322 Final Test Questions with Correct Answers
BST 322 Final Test Questions with Correct Answers 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 ...
shiifridoc
Examen
BST 322 Final Exam Questions with Correct Answers
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? - Answer-...
shiifridoc