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AT&T Apprentice Interview Questions and Answers
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1 interview found
Anonymous
Selected
I applied via Referral
General topics - OTT vs Theatre
(1 Question)
- Q1. What is hypothesis Testing? What is p- value? Any Machine Learning algorithm - explanation. Basics of python , Statistics, Machine learning.
- Ans.
Hypothesis testing is a statistical method to make inferences about a population based on sample data.
Hypothesis testing involves formulating a null hypothesis and an alternative hypothesis.
The p-value is the probability of obtaining a test statistic as extreme as the one observed, assuming the null hypothesis is true.
Machine learning algorithms are computational models that learn patterns and make predictions from dat...
(1 Question)
- Q1. Basic HR questions- Relocation, Shifts, Salary
Skills evaluated in this interview
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(2 Questions)
- Q1. How python language is interpreted language
- Ans.
Python language is interpreted because it is executed line by line at runtime by the Python interpreter.
Python code is not compiled into machine code before execution
Python interpreter reads the code line by line and executes it immediately
This allows for easier debugging and dynamic typing
- Q2. What are the data type in python
- Ans.
Data types in Python include integers, floats, strings, lists, tuples, dictionaries, and booleans.
Integers are whole numbers without decimals (e.g. 5, -3)
Floats are numbers with decimals (e.g. 3.14, -0.5)
Strings are sequences of characters enclosed in quotes (e.g. 'hello', '123')
Lists are ordered collections of items (e.g. [1, 'apple', True])
Tuples are similar to lists but immutable (e.g. (1, 'banana', False))
Dictionar...
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