# NPTEL Data Analytics with Python Week 1 Assignment Answers 2024

NPTEL Data Analytics with Python Week 1 Assignment Answers 2024

1. Which of the following is never possible for variance?

• Zero variance
• larger than the standard deviation
• Negative variance
• smaller than the standard deviation
`Answer :- For Answer Click Here`

2.

def m(data)

Diff = max(data) – min(data)

return(Diff)

The above defined data function in Python programming, will calculate the?

• Inter quartile range
• mode
• median
• range
`Answer :- For Answer Click Here`

3. Bar Charts are used for :

• Continuous data
• Categorical data
• both a. and b.
• None of these
`Answer :-`

4. Frequency polygons are used for:

• Continuous data
• Categorical data
• both a. and b.
• None of the above
`Answer :-`

5. m is an example of which of the following?

• A population parameter
• sample statistic
• population variance
• mode
`Answer :-`

6. Consider the following statements-

Statement A : To “flatten” the dataframe, you can use the reset_index().

Statement B : Use the nunique() to get counts of unique values on a Pandas Series.

• Both statements are correct
• Both statements are false
• A is correct, B is false
• B is correct, A is false
`Answer :- For Answer Click Here`

7. Which of the following statements in context of drawing an excellent graph is false:

• The graph should not contain unnecessary adornments (sometimes referred to as chart junk)
• The scale on the vertical axis should begin at zero
• All axes should not be properly labelled
• The graph should contain a title
`Answer :-`

8. Which of the following is not a measure of dispersion?

• Skewness
• Kurtosis
• Range
• Percentile
`Answer :-`

9. Assume, you are given two lists:

a = [1,2,3,4,5]

b = [6,7,8,9]

The task is to create a list which has all the elements of a and b in one dimension.

Output:

a = [1,2,3,4,5,6,7,8,9]

Which of the following option would you choose?

• a.append(b)
• a.extend(b)
• Any of the above
• None of these
`Answer :-`

10. State the following true or false?

Statement: Bimodal Data sets contains more than two modes

• True
• False
`Answer :- For Answer Click Here`