MIS 536 Final Exam QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) Descriptive Analytics - Correct Answers ✅the use of data to understand past and current business performance and make informed decisions what happened and why did it happen about the PAST Predictive Analytics - Correct Answers ✅Statistical and analytical techniques used to develop models that predict future events or behaviors.uses machine learning Prescriptive Analytics - Correct Answers ✅uses optimization to identify the best alternatives to minimize or maximize some objective provides recommendations of actions that will take advantage of the predictions right chart for the right data - Correct Answers ✅trends
over time: line charts, area chart, bar charts, time on x,
measure on y cannot see overall funding trend, however, use area or bar
charts: shows total funding trends overtime and how each
individual sector contributes to the total over time 1 / 3
MIS 536 Final Exam QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025)
comparison and ranking: bar charts, encodes quantitative
values as a length in the same baseline, easy to compare values
correlation: scatterplot, represent the values obtained for two
different variables, detect correlations between two factors, combine line charts, start identifying relationships between measures, doesn't guarantee relationship can compare trend lines with two lines
distribution: how quantitive values are distributed
1) box plots - display multiple distributions 2) histogram - break the data out by time segments and count the number of data records in each segment
part to whole: pie charts , however hard to judge relative size
or pie slices, better at differentating length, a lot of space, requires labels, best use when one overwhelmingly larger value that the rest, no need to focus on actual values, difficult to compare comparisons, can use bar charts
geographical data: 1) maps - often best when paved with
another chart that details what the map displays, such as bar chart (greatest to least) 2 / 3
MIS 536 Final Exam QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) noise data and outliers - Correct Answers ✅noise - random
error of variance in the original value, ex: salary "-10"
outliers - considerably different than other data, not noise, but huge impact!!mode, frequency, mean, median - Correct Answers
✅mode: most frequent attribute value
frequency: % of times the value occurs in the dataset
mean: sum of values over total number of values
median: middle in a row of data, 50% lower 50% higher
odd: take middle #
even: two # make up middle, mean of those is the median
planning and preproduction of storytelling: Who, What, Why,
How - Correct Answers ✅who - intended audience ex:
stakeholders 1) intended audience 2) stakeholders ex: ACME
Executive Team, Syliva what - kinds of data available, what is the data available!!why - behind the story, the ACME's campaign from marketing to improved sales after a period of stagnation
how - you are going to tell your data story, ex: tableau! with 5
min presentation and 3 story points three core connected elements of a story - Correct Answers ✅Context: ACME's year over year sales stagnating
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