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39 lines
1.1 KiB
HTML
39 lines
1.1 KiB
HTML
<pre>
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DataFrame <code>students</code>
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+-------------+--------+
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| Column Name | Type |
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+-------------+--------+
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| student_id | int |
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| name | object |
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| age | int |
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| grade | float |
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+-------------+--------+
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</pre>
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<p>Write a solution to correct the errors:</p>
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<p>The <code>grade</code> column is stored as floats, convert it to integers.</p>
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<p>The result format is in the following example.</p>
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<p> </p>
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<pre>
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<strong class="example">Example 1:</strong>
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<strong>Input:
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</strong>DataFrame students:
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+------------+------+-----+-------+
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| student_id | name | age | grade |
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+------------+------+-----+-------+
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| 1 | Ava | 6 | 73.0 |
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| 2 | Kate | 15 | 87.0 |
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+------------+------+-----+-------+
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<strong>Output:
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</strong>+------------+------+-----+-------+
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| student_id | name | age | grade |
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+------------+------+-----+-------+
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| 1 | Ava | 6 | 73 |
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| 2 | Kate | 15 | 87 |
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+------------+------+-----+-------+
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<strong>Explanation:</strong>
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The data types of the column grade is converted to int.</pre>
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