
A study found two processes. Process A and Process B. to be correlated. Which of the following is true for these processes
The study indicates that Process A causes Process B.
The study does not indicate a causal relationship between the processes
The study cannot indicate whether Process A and B e a nesative relationship
The study cannot indicate whether Process A and have a positive relationship
If a study says that the two processes are correlated, it surely doesn't indicate the type of relation. It doesn't indicate a cause and effect relation. So the answer is 'b'.
A study found two processes. Process A and Process B. to be correlated. Which of the...
In a study of high school students at Mumford High, it was found that 75% of those students who drank two or more beers each day for a period of 60 days experienced measurable liver hnction deterioration. That these results could have occurred by chance was ruled out experimentally with high levels of confidence." 20. If true, the Mumford High information would confirm that A= Drinking is statistically correlated with liver deterioration in adolescents. B=Drinking causes liver deterioration in adolescents....
List two variables that you could study the relationship between using a correlated groups t-test. For each variable, indicate if the variable is (1) the IV or DV, (2) nominal, ordinal, interval, or ratio, and (3) the values of each variable. Then briefly describe what makes it a within-subjects design.
26. "Correlation does not equal causation" is a phrase we hear often in the media and in various college classes a) Why is this true? Why can't I just run a correlation, find a significant result, and assume a causal relationship between the variables I measured? b) If I find a significant correlation between X and Y, what can I do to establish a causal inference? Let's say I find that student GPA is significantly correlated with the amount of...
If two variables (x and y) have a very strong linear relationship, it can be inferred that a) y causes a change in x b) A third variable causes changes in x and y c) x causes a change in y d) There cannot be any causal relationship between x and y e) None of the above
3. According to Wikipedia, if X and Y are correlated, there are many explanations: 1. X causes Y; (direct causation) 2. Y causes X; (reverse causation) 3. X and Y are consequences of a common cause, but do not cause each other; 4. X causes Y and Y causes X (bidirectional or cyclic causation); 5. X causes Z which causes Y (indirect causation); 6. There is no connection between X and Y; the correlation is a coincidence. A well-known study...
1)Reversible processes are generally: A)Exergonic B) Spontaneous C) At equilibrium D) Endergonic 2) Which of the following processes would be considered reversible? A) The digestion of food B) The melting of ice at 0oC C) The vaporization of water at 75oC D) The rusting of iron 3) Which of the following is a statement of the first law of thermodynamics? A) A state of complete order occurs at absolute zero B) A spontaneous process will occur with an increase in...
correlation measures the degree to which two variables are related to one another. Here are the definitions of the three possibilities: Positive correlations: In this type of correlation, both variables increase or decrease at the same time. A correlation coefficient close to +1.00 indicates a strong positive correlation. Negative correlations: This type of correlation indicates that as the amount of one variable increases, the other decreases (and vice versa). A correlation coefficient close to -1.00 indicates a strong negative correlation....
Question 5 O Mark this question In a study of 30 high school students, researchers found a high correlation, 0.93, between amount of exercise and weight lost. Which of the following statements is TRUE? O The researchers proved that exercise causes weight loss. There is a strong positive linear association between weight loss and exercise, but the researchers have not proven causation. O 93% of the high school students studied lost weight. O The researchers proved that exercise causes weight...
A large sample of data is collected in order to study
the relationship between the two variables X and Y to investigate
whether X can be used to predict the value of Y. It is found that r
= -.75. Which one of the following statements is
true?
A
The coefficient of determination is equal to -.75
B
The coefficient of determination is equal to .75
C
The coefficient of determination is equal to -.5625
D
The coefficient of determination...
value 6.66 points Conceptual Question 6-7 Consider two processes,... Consider two processes, A and B, with an initial cost of c(1)-20. Process A has a leaning rate of LR-0.95 and process B has a learning rate of LR-0.8. After 20 units Process A is cheaper Process B is cheaper The two processes will have the same cost Cannot be determined from the given information