Exam (elaborations)
Graphical and Numerical Summaries (1)
- Course
- Biochemistry Module 3
- Institution
- Biochemistry Module 3
Graphical and Numerical Summaries (1)
[Show more]
Seller
Follow
Content preview
Graphical and Numerical SummariesFrequency Table - CORRECT ANSWER-Describes the distribution of a variable by
listing its possible values and the count, proportion/percentage for each value.
Variable - CORRECT ANSWER-A characteristic that can be measured or
categorized.
Stem-and-leaf plots - CORRECT ANSWER-Graphs for raw data, useful to describe
the pattern of variability in the data, especially for small data sets.
Histograms - CORRECT ANSWER-Summary graph for a single variable, useful to
understand the pattern of variability in the data, especially for large data sets.
Line graphs: Time plots - CORRECT ANSWER-Used when there is a meaningful
sequence, like time, to emphasize any change over time.
Frequency Table (Quantitative Variable) - CORRECT ANSWER-Describes the
distribution of a quantitative variable by listing its possible values and the count,
proportion/percentage for each value.
Frequency Table (Categorical Variable) - CORRECT ANSWER-Describes the
distribution of a categorical variable by listing its possible values and the count,
proportion/percentage for each value.
Mean - CORRECT ANSWER-The arithmetic average, calculated by adding all
values and dividing by the number of individuals.
Median - CORRECT ANSWER-The midpoint of a distribution, the number such that
half of the observations are smaller, and half are larger.
Outliers - CORRECT ANSWER-Observations that lie outside the overall pattern of a
distribution.
Standard Deviation - CORRECT ANSWER-A measure of the amount of variation or
dispersion of a set of values, roughly describing how far away the 'typical' distance of
observation is from the mean.
Quartiles and Percentiles - CORRECT ANSWER-Quartiles divide the data set into
four equal parts, while percentiles divide the data set into 100 equal parts.
Relative Risk - CORRECT ANSWER-The ratio of two proportions, often used to
describe the association between two variables.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller scholartutor. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for CA$11.80. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
52928 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now