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BUAL 2600 - Exam 2 - Gramling Questions And Answers Latest Updates
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The mode measures what type of data? - ️️-Qualitative data -It is the ONLY Central tendency measure for qualitative data What type of outliers cause the data to be RIGHT SKEWED? - ️️Outliers that are much larger than majority of the other data points Population Parameter - ️️a numbe...

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  • October 3, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
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  • BUAL 2600 - Gramling
  • BUAL 2600 - Gramling

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BUAL 2600 - Exam 2 - Gramling
The mode measures what type of data? - ✔️✔️-Qualitative data
-It is the ONLY Central tendency measure for qualitative data

What type of outliers cause the data to be RIGHT SKEWED? - ✔️✔️Outliers that are
much larger than majority of the other data points

Population Parameter - ✔️✔️a number calculated from all the population
measurements that describes some aspect of the population

Measures Central Tendency - ✔️✔️Mean, Median, Mode

Measures of Variation - ✔️✔️STD Deviation & Variance; Range & IQR

Measures of Position - ✔️✔️Quartiles, Percentiles, Z‐Scores

Central Tendency - ✔️✔️A measure of central tendency represents the center or
middle of the data


Population Mean (μ) - ✔️✔️is average of the population measurements and most of
the time is unknown

Sample Statistic - ✔️✔️a number calculated using the sample measurements that
describes some aspect of the sample

Sample Mean - ✔️✔️(𝑥̅ or 𝑎𝑛𝑦 𝑣𝑎𝑟𝑖𝑎𝑏𝑙𝑒 𝑛𝑎𝑚𝑒) is the average of the sample data

Median - ✔️✔️The value of the middle point of the ordered measurements.

For the Median data _________ in numerical order. - ✔️✔️MUST BE


Mode - ✔️✔️The most frequent value for qualitative categories OR quantitative single
values

Outliers - ✔️✔️-are measurements that are very different from other measurements
-either much larger or much smaller than most of the other measurements

, What type of outliers cause the date to be LEFT SKEWED? - ✔️✔️Outliers that are
much smaller than most of the other data points

How do you find the mean? - ✔️✔️

How do you find the mode? - ✔️✔️

How do you find the median? - ✔️✔️

Left or Negatively Skewed Date - ✔️✔️

Normal Distribution - ✔️✔️

Right or Positively Skewed - ✔️✔️

Starting Here Based off Exam Review - ✔️✔️

Reports - ✔️✔️-Static Visuals or Graphs
-Offers snapshot of historic data
-Can be produced using Microsoft Office (e.g Word or Excel)


What is a Dashboard? - ✔️✔️A Data Visualization Tool customized and tailored to
what a business needs to see

What does a Dashboard allow businesses to do? - ✔️✔️visualize key performance
indicators, track their business operations by the minute, daily, or over time

What is a Business Intelligence (BI) Dashboard? - ✔️✔️-A special type of Dashboard in
business
-displays on a single screen the status of business metrics, key performance indicators
and other important data points for an organization or team, or a business process

What to look for on a dashboard? - ✔️✔️-Provide dynamic, real-time, real-world view of
the data with timely data refreshes; enables user to stay up to date of recent changes in
the business
-Visuals (e.g. charts, performance bars, gauges, meters) to highlight at a glance the
data trends, tracking over time, or outstanding points
-Think about the panel in your vehicle (gas level, mileage, tire pressure)•
-Transparent to the user - require minimal training to use (no programming)
-Data from a variety of sources into a single, summarized, unified snapshot of the
business
-Enable user to "drill-down" to underlying data sources or reports to provide more
detailExamples

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