Questions & AnswersPython Programming

Consider the following dataset of exam grades, organized as a 2-D...

Question
Answered step-by-step
Asked by LieutenantOxideHedgehog19 on coursehero.com

Consider the following dataset of exam grades, organized as a 2-D...

Consider the following dataset of exam grades, organized as a 2-D table and stored in Python as a "list of lists" under the variable name, grades.

 

grades = [    # First line is descriptive header. Subsequent lines hold data    

 

['Student', 'Exam 1', 'Exam 2', 'Exam 3'],    ['Thorny', '100', '90', '80'],    ['Mac', '88', '99', '111'],    ['Farva', '45', '56', '67'],    ['Rabbit', '59', '61', '67'],    ['Ursula', '73', '79', '83'],    ['Foster', '89', '97', '101']]​grades

 

Complete the function get_students which takes a nested list grades as a parameter and returns a new list, students, which holds the names of the students as they from "top to bottom" in the table.

 

My code is below and is not passing:

 

def get_students(grades):    

       students ​

 

students = [L[0] for L in grades[l:]]

 

It says that 'l' is not defined.

 

 

 

 

 

 

 

 

Answer & Explanation

Solved by verified expert
Answered by Sys14793 on coursehero.com
<pre><code class="language-python">sectetur adipiscing elit. Nam lacinia pulvinar tortor nec facilisis. Pellentesque dapibus efficitur laoreet. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Donec aliquet. Lorem i</code></pre>
CliffsNotes Logo

Unlock access to this and over
10,000 step-by-step explanations

Unlock Explanation

Have an account? Log In

Step-by-step explanation

<p>sectetur adipiscing elit. Nam lacinia pulvinar tortor nec facilisis. Pellentesque da</p><p>sectetur adipiscing elit. Nam lacinia pulv</p><p>sectetur adipiscing elit. Nam lacinia</p><p>sectetur adipiscing elit. Nam lacinia pulvinar tortor nec facilisis. Pellentesque dapibus efficitur laoreet. Nam risus an</p><p> </p><p style="margin-left:0px;">sectetur adipisci<strong>sec</strong>sec<strong>se</strong>sectetur adi</p><p style="margin-left:0px;">sectetur adipiscing elit. Nam lacinia pulvinar tortor nec facilisis. Pellentesque dap</p><p style="margin-left:0px;">sectetur adipiscing elit. Nam lacinia pulvinar tortor nec facilisis. Pellentesque dapibus efficitur laoreet. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Fus</p><p style="margin-left:0px;">sectetur adipiscing elit. Nam lacini</p><figure class="image"><img src="/qa/attachment/26437841/" alt="26437841"/></figure>
1 attachment
Subscribe to unlock attachment
PNG

Get unstuck with a CliffsNotes subscription

Example CliffsNotes Question and Answer
Unlock every step-by-step explanation, download literature note PDFs, plus more.Get Access

Related Q&A