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1st Year Computer Chapter 4 Test1st Year · Computer · Federal (FBISE)
Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)
- If there are some flaws in data collection method, after analyzing such data the result would be more _________.
- For accurate data collection, an existing data from ________ is acquired.
- Natural disaster prediction helps the people to take preventive measures against __________.
- A linear regression model is a mathematical equation that allows us to predict a response for given _________.
- Clustering algorithms are examples of __________.
- During summer people of hot regions consume more cold items. This information is called ___________.
- A point where graph line meet the y-axis is called __________.
- Supervised learning is one of the main category of __________.
- Experimental design is a tool used to ___________ the result effectively.
- We can create our own database by generating some random number by using ____________.
Q2. Short questions (Attempt any 6 of 8 · 6 × 2 = 12)
- Enlist steps to represent the monthly temperatures of a Pakistani city in 2023 from January till December using a line graph.
- What is data visualization and why is it important?
- What are the benefits of using secondary data collection methods?
- How do you create a pie chart in Python using Matplotlib? Provide an example.
- Provide an example a regression model and explain its components.
- Explain the importance of primary data collection methods with an example.
- Describe the process of creating a scatter plot and its purpose.
- Explain the steps involved in solving a data science case study.
Q3. Long questions (Attempt any 2 of 3 · 2 × 4 = 8)
- Sketch primary data collection methods in context of disease outbreak, like seasonal flu.
- Write a python code to generate a dataset with two variables where y = x² + 2x. Fit scatter plot and box plot on this data.
- Argue about the use of statistical modeling techniques. Highlight all techniques discussed in this unit.