Machine Learning Zoomcamp 2025

Homework 1: Introduction to Machine Learning Statistics

Distribution of scores and reported study time for this homework.

Submissions

1624

Median total score

7

Average total score

7

Score distribution

All values are points.

Questions score

Min
1
Median
7.0
Max
7
Q1
6.0
Avg
6.5
Q3
7.0

Learning in public score

Min
-
Median
0.0
Max
7
Q1
0.0
Avg
0.3
Q3
0.0

Total score

Min
1
Median
7.0
Max
15
Q1
6.0
Avg
6.7
Q3
7.0

Time distribution

All values are hours reported by students.

Lectures

Min
0.0
Median
3.5
Max
168.0
Q1
2.0
Avg
5.1
Q3
5.0

Homework

Min
0.0
Median
1.0
Max
100.0
Q1
1.0
Avg
2.2
Q3
2.0

Question breakdown

Correctness and answer distribution per question.

1. Pandas version

1624 / 1625 correct (99.9%)

Answer Count
2.3.1 423
2.3.2 415
2.2.2 257
2.2.3 146
'2.3.1' 72
2.3.3 65
'2.3.2' 45
'2.2.2' 19
2.1.4 16
'2.2.3' 13
2.0.3 12
2.3.0 11
1.5.3 11
pd.__version__ 6
2.2.0 5
2.1.3 5
'2.3.3' 5
2.1.2 4
1.3.4 3
'2.1.4' 3
'2.3.0' 3
1.4.2 3
3.11 3
'2.0.3' 2
1.4.4 2
2.2.1 2
1.2.4 2
1.26.4 2
'1.5.3' 2
2.03 1
1.4.3 1
1.1.3 1
'2,2,2' 1
vehicle_weight 1
2.0.1 1
version 2.2.3 1
1.5.2 1
'1.4.4' 1
Pandas version: 2.3.2 1
2.3.1 from codespaces 1
2.32 1
Pandas version is: 2.3.1 1
0.24.2 1
3.12.4 1
pd.__version__ '2.3.1' 1
3.11.5 1
pandas (2.3.1) 1
2.1.1 1
Pandas 2.3.2 1
Version: 2.3.0 1
pd.__version__ 2.2.2 1
The installed Pandas version is 2.3.2 1
pd.__version__ = 2.3.1 1
The pandas version is 2.3.1 1
2.3 2 1
pandas: 2.3.2 1
pandas==1.5.3 1
7 1
2.2 1
pandas 2.2.3 1
print(pd.__version__) = 2.0.3 1
1.3.3 1
1.21.5 1
1.3.x 1
3.13.2 1
1.0.5 1
3.9 1
import pandas as pd print(pd.__version__) 1
2.0.2 1
Pandas version 2.3.2 1
2.2.x 1
version is 2.3.3 1
Version: 2.2.2 1
3.12.11 1

2. Records count

1588 / 1625 correct (97.7%)

1 4704 8 (0.5%)
2 8704 6 (0.4%)
3 9704 1589 (97.8%)
4 17704 13 (0.8%)

3. Fuel types

1560 / 1625 correct (96.0%)

1 1 8 (0.5%)
2 2 1561 (96.1%)
3 3 24 (1.5%)
4 4 18 (1.1%)

4. Missing values

1503 / 1625 correct (92.5%)

1 0 35 (2.2%)
2 1 8 (0.5%)
3 2 22 (1.4%)
4 3 43 (2.6%)
5 4 1504 (92.6%)

5. Max fuel efficiency

1562 / 1625 correct (96.1%)

1 13.75 5 (0.3%)
2 23.75 1563 (96.2%)
3 33.75 10 (0.6%)
4 43.75 30 (1.8%)

6. Median value of horsepower

1188 / 1625 correct (73.1%)

1 Yes, it increased 1189 (73.2%)
2 Yes, it decreased 75 (4.6%)
3 No 344 (21.2%)

7. Sum of weights

1454 / 1625 correct (89.5%)

1 0.051 28 (1.7%)
2 0.51 1455 (89.5%)
3 5.1 44 (2.7%)
4 51 55 (3.4%)

Calculated: 3 October 2025, 07:53