WPC 300 Final Disease Exam Questions Correct Answers Current Update
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WPC 300
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WPC 300
WPC 300 Final Disease Exam Questions Correct Answers Current Update
Using intuition is a way of analytical thinking. - Answers - False
The difference between primary and secondary data is that primary data are more important. - Answers - False
To examine whether smoking leads to cancer is ...
WPC 300 Final Disease Exam
Questions Correct Answers
Current Update
Using intuition is a way of analytical thinking. - Answers -✔✔ False
The difference between primary and secondary data is that primary data are more
important. - Answers -✔✔ False
To examine whether smoking leads to cancer is mainly a type of predictive modeling. -
Answers -✔✔ False
If you wanted to solve a problem to maximize production of a product, subject to the
constraints of having certain number of parts, the appropriate technique or tool for this
problem would be: - Answers -✔✔ Linear Programming
Explanatory modeling typically involves "cause-and-effect" analyses. - Answers -✔✔
True
Analytical thinking is not based on facts. - Answers -✔✔ No
What are the four different types of analytical methods? - Answers -✔✔ descriptive,
exploratory, inferential, predictive
Heuristics thinking is fast. - Answers -✔✔ True
What are the two general types of thinking processes? - Answers -✔✔ Heuristics
Analytics
Measurement is an important component of Science. - Answers -✔✔ True
University professors could run experiments on students without approval from
Institution Review Boards. - Answers -✔✔ False
Theories typically have boundaries. - Answers -✔✔ True
Observing and experimenting are two different approaches to science. - Answers -✔✔
True
Occam's Razor suggests that simpler explanations are likely correct while more
complex explanations are likely incorrect. - Answers -✔✔ False
, Occam's Razor suggest that we should not overcomplicate explanations and use as few
variables as needed. However, it does not say that more complex explanations are
incorrect. Merely that simpler explanations are better.
The view that a theory or hypothesis can be confirmed is ______. - Answers -✔✔
psuedo-science
A hypothesis is a generalizable explanation. - Answers -✔✔ False
According to Karl Popper, falsification is an important trait of Scientific theories. -
Answers -✔✔ True
The idea of Occam's razor is that everything else being equal, more complex
explanations are usually better. - Answers -✔✔ False
Scientific theories can be proven true. - Answers -✔✔ False
When comparing two samples, we can use the following test: - Answers -✔✔ A two
sample t test assuming equal variances
A two sample t test assuming unequal variances
A paired sample t test
When we are executing a t test of the difference between 2 samples, which of the
following is true: - Answers -✔✔ We need to know the sample standard deviations
We need to know the number of elements in each sample
We need to know the difference between the sample means
The number of observations, i.e. the size of the sample, has an effect on how confident
we can be about differences in means between samples. - Answers -✔✔ True
if 2 samples are taken from the same population, then they should have ________. -
Answers -✔✔ fairly similar means
All other factors being equal, large differences between means are more likely to occur
by chance. - Answers -✔✔ false
Which of the following is a Type I error?
Saying that a drug is ineffective, when it reality it is effective.
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