Page 299 - AI Ver 3.0 class 10_Flipbook
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• A left-skewed distribution has a long tail on the left side (toward the lower values) and the majority of the data
is on the right. The mean is usually less than the median, and the median is less than the mode.
• Probability deals with the likelihood or chance of an event happening.
• Variance is a measure of how much the values in a dataset differ from the mean (average) value.
• Data widgets are essential components that help you interact with, manipulate, and visualize your data.
• Transform Widgets are used for modifying and transforming data in your machine learning workflow.
• Visualize Widgets create charts and graphs that allow you to visualize patterns, distributions, and relationships
in your data.
• Model widgets are used to create, train, and evaluate machine learning models.
• Evaluate Widget is used to test and assess how well your machine learning model is performing.
• Unsupervised widgets help us apply unsupervised learning models to our data and visualize it.
Exercise
Solved Questions
SECTION A (Objective Type Questions)
uiz
A. Tick ( ) the correct option.
1. What does the success of AI mainly depend on?
a. The size of the machine b. The amount, quality and type of data it receives
c. The speed of the algorithms d. The location of the AI system
2. What does Spotify create based on your listening history?
a. Movie suggestions b. Playlists
c. Job recommendations d. Shopping ads
3. How do AI systems learn?
a. By using human intelligence b. Through algorithms and data
c. By interacting with people d. By collecting physical objects
4. How does Data Science support AI?
a. It creates raw data
b. It acts as the backbone, helping AI systems learn and improve
c. It stores data for later use
d. It makes decisions for AI systems
5. What does CTR stand for in digital advertising?
a. Click Time Rate b. Customer Tracking Rate
c. Click-Through Rate d. Content Time Rate
Statisical Data (Practical) 297

