ISYE 6501 - Midterm 1 /
Accurate Expert Verified 100+
Questions & Answers for
Guaranteed Pass | Newest
Update, 2025-2026
Quiz____?
What do descriptive questions ask? -
Answer✓✓
What happened? (e.g., which customers are most alike)
Quiz____?
What do predictive questions ask? -
Answer✓✓
What will happen? (e.g., what will Google's stock price be?)
Quiz____?
What do prescriptive questions ask? -
Answer✓✓
What action(s) would be best? (e.g., where to put traffic lights)
Quiz____?
What is a model? -
Answer✓✓
,Real-life situation expressed as math.
Quiz____?
What do classifiers help you do? -
Answer✓✓
differentiate
Quiz____?
What is a soft classifier and when is it used? -
Answer✓✓
In some cases, there won't be a line that separates all of the labeled
examples. So we use a classifier that minimizes the number of mistakes.
Quiz____?
What does it mean when the classifier/decision boundary is almost parallel to
the vertical x-axis? -
Answer✓✓
The horizontal attribute is all that is needed.
Quiz____?
What does it mean when the classifier/decision boundary is almost parallel to
the horizontal y-axis? -
Answer✓✓
The vertical attribute is all that is needed.
Quiz____?
What is time-series data? -
Answer✓✓
,The same data recorded over time often recorded at equal intervals
Quiz____?
What is quantitative data? -
Answer✓✓
Number with a meaning: higher means more, lower means less (e.g., age,
sales, temperature, income)
Quiz____?
What is categorical data? -
Answer✓✓
Numbers w/o meaning (e.g., zip codes), non-numeric (e.g., hair color), binary
data (e.g., male/female, yes/no, on/off)
Quiz____?
Which of these is time series data?
A. The average cost of a house in the United States every year since 1820
B. The height of each professional basketball player in the NBA at the start of
the season -
Answer✓✓
A
Quiz____?
Which of these is structured data?
A. The contents of a person's Twitter feed
B. The amount of money in a person's bank account -
Answer✓✓
B
, Quiz____?
What is structured data? -
Answer✓✓
Data that can be stores in a structured way
Quiz____?
What is unstructured data? -
Answer✓✓
Data that is not easily described and stored (e.g., written text)
Quiz____?
A survey of 25 people recorded each person's family size and type of car.
Which of these is a data point?
A. The 14th person's family size and car type
B. The 14th person's family size
C.The car type of each person -
Answer✓✓
A.
A data point is all the information about one observation
Quiz____?
The farther the wrongly classified point is from the line ___ -
Answer✓✓
The bigger the mistake we've made
Quiz____?
Accurate Expert Verified 100+
Questions & Answers for
Guaranteed Pass | Newest
Update, 2025-2026
Quiz____?
What do descriptive questions ask? -
Answer✓✓
What happened? (e.g., which customers are most alike)
Quiz____?
What do predictive questions ask? -
Answer✓✓
What will happen? (e.g., what will Google's stock price be?)
Quiz____?
What do prescriptive questions ask? -
Answer✓✓
What action(s) would be best? (e.g., where to put traffic lights)
Quiz____?
What is a model? -
Answer✓✓
,Real-life situation expressed as math.
Quiz____?
What do classifiers help you do? -
Answer✓✓
differentiate
Quiz____?
What is a soft classifier and when is it used? -
Answer✓✓
In some cases, there won't be a line that separates all of the labeled
examples. So we use a classifier that minimizes the number of mistakes.
Quiz____?
What does it mean when the classifier/decision boundary is almost parallel to
the vertical x-axis? -
Answer✓✓
The horizontal attribute is all that is needed.
Quiz____?
What does it mean when the classifier/decision boundary is almost parallel to
the horizontal y-axis? -
Answer✓✓
The vertical attribute is all that is needed.
Quiz____?
What is time-series data? -
Answer✓✓
,The same data recorded over time often recorded at equal intervals
Quiz____?
What is quantitative data? -
Answer✓✓
Number with a meaning: higher means more, lower means less (e.g., age,
sales, temperature, income)
Quiz____?
What is categorical data? -
Answer✓✓
Numbers w/o meaning (e.g., zip codes), non-numeric (e.g., hair color), binary
data (e.g., male/female, yes/no, on/off)
Quiz____?
Which of these is time series data?
A. The average cost of a house in the United States every year since 1820
B. The height of each professional basketball player in the NBA at the start of
the season -
Answer✓✓
A
Quiz____?
Which of these is structured data?
A. The contents of a person's Twitter feed
B. The amount of money in a person's bank account -
Answer✓✓
B
, Quiz____?
What is structured data? -
Answer✓✓
Data that can be stores in a structured way
Quiz____?
What is unstructured data? -
Answer✓✓
Data that is not easily described and stored (e.g., written text)
Quiz____?
A survey of 25 people recorded each person's family size and type of car.
Which of these is a data point?
A. The 14th person's family size and car type
B. The 14th person's family size
C.The car type of each person -
Answer✓✓
A.
A data point is all the information about one observation
Quiz____?
The farther the wrongly classified point is from the line ___ -
Answer✓✓
The bigger the mistake we've made
Quiz____?
