Survey.dat

Sophomore No Fri A 7 - 9 Difficult

Freshman No Mon B 0 - 3 Moderate

Junior No Wed B >= 10 Difficult

Junior Yes Wed B 7 - 9 Moderate

Sophomore Yes Wed B 7 - 9 Moderate

Sophomore No Thu A >= 10 Moderate

Sophomore No Thu B 7 - 9 Moderate

Sophomore No Thu B 4 - 6 Moderate

Freshman Yes Fri A 7 - 9 Moderate

Sophomore Yes Wed B 4 - 6 Moderate

Sophomore Yes Fri B >= 10 Moderate

Freshman Yes Thu B 4 - 6 Moderate

Sophomore No Fri A >= 10 Difficult

Freshman No Fri A 4 - 6 Moderate

Freshman No Fri B 4 - 6 Moderate

Sophomore Yes Wed A 4 - 6 Difficult

Sophomore Yes Fri B 0 - 3 Moderate

Freshman Yes Wed B 7 - 9 Difficult

Freshman Yes Tue A 0 - 3 Easy

Freshman No Mon A 7 - 9 Moderate

Freshman Yes Fri B 0 - 3 Moderate

Sophomore Yes Fri A 4 - 6 Moderate

Freshman Yes Mon A 4 - 6 Moderate

Sophomore No Thu A 4 - 6 Moderate

Sophomore Yes Null A 0 - 3 Moderate

Freshman Yes Fri A 0 - 3 Easy

Freshman No Thu A 4 - 6 Moderate

Sophomore Yes Mon A 7 - 9 Difficult

Sophomore No Mon A 4 - 6 Moderate

Sophomore Yes Fri A 4 - 6 Easy

Sophomore No Fri C 0 - 3 Moderate

Freshman No Null A 4 - 6 Moderate

Junior Yes Mon B 7 - 9 Difficult

Sophomore Yes Tue B 4 - 6 Moderate

Sophomore Yes Wed B 7 - 9 Difficult

Junior No Thu A 4 - 6 Moderate

Sophomore Yes Fri A 4 - 6 Moderate

Null Null Null Null Null Null

Sophomore No Thu A 4 - 6 Moderate

Sophomore No Mon B 4 - 6 Moderate

Sophomore No Tue A 7 - 9 Difficult

Sophomore Yes Wed B 4 - 6 Difficult

Sophomore Yes Thu A 4 - 6 Moderate

Sophomore No Thu B 4 - 6 Moderate

Sophomore Yes Tue A 4 - 6 Moderate

Sophomore Yes Fri B 4 - 6 Moderate

Freshman No Fri A 0 - 3 Moderate

Sophomore Yes Thu A 7 - 9 Moderate

Junior No Wed B 4 - 6 Easy

Sophomore Yes Tue B 7 - 9 Moderate

Sophomore No Tue B 7 - 9 Difficult

Sophomore Yes Wed B 0 - 3 Difficult

Sophomore Yes Fri A 7 - 9 Difficult

Freshman Yes Mon A 0 - 3 Easy

Sophomore Yes Thu A 4 - 6 Moderate

Junior No Tue C 7 - 9 Difficult

Freshman No Fri B 4 - 6 Difficult

Sophomore No Fri B 7 - 9 Difficult

Sophomore No Fri B 4 - 6 Moderate

Sophomore Yes Tue B 4 - 6 Moderate

Sophomore Yes Mon B 4 - 6 Moderate

Freshman Yes Tue A 4 - 6 Easy

Sophomore Yes Thu B 4 - 6 Difficult

Freshman No Thu A 4 - 6 Moderate

Sophomore Yes Mon B >= 10 Difficult

Freshman No Tue A 4 - 6 Difficult

Sophomore No Wed B 7 - 9 Difficult

Sophomore Yes Fri B 4 - 6 Moderate

Sophomore No Fri A 7 - 9 Moderate

Sophomore Yes Fri B 4 - 6 Moderate

Freshman No Fri B 4 - 6 Moderate

Sophomore Yes Null A 4 - 6 Moderate

Freshman No Mon B 4 - 6 Difficult

Freshman No Wed A 4 - 6 Moderate

Freshman No Thu A 4 - 6 Moderate

Freshman No Wed A 7 - 9 Moderate

Freshman No Thu A 4 - 6 Moderate

Freshman No Mon A 0 - 3 Moderate

Sophomore No Fri A 7 - 9 Easy

Junior No Mon A 4 - 6 Difficult

Sophomore No Fri B >= 10 Moderate

Junior No Mon B 4 - 6 Difficult

Sophomore Yes Thu B 4 - 6 Moderate

Sophomore Yes Thu A 4 - 6 Moderate

Freshman No Mon A 4 - 6 Moderate

Freshman No Tue A 7 - 9 Moderate

Sophomore No Fri B 4 - 6 Difficult

Freshman No Wed B 4 - 6 Difficult

Sophomore No Mon A 7 - 9 Moderate

Sophomore No Null A 4 - 6 Moderate

Junior Yes Mon A 0 - 3 Easy

Sophomore Yes Thu B 4 - 6 Moderate

Sophomore Yes Tue B 4 - 6 Moderate

Freshman No Tue A 0 - 3 Moderate

Sophomore Yes Thu B 4 - 6 Moderate

Junior Yes Wed A 4 - 6 Moderate

Freshman No Fri A 4 - 6 Moderate

Freshman No Tue C 7 - 9 Difficult

Sophomore No Thu C 7 - 9 Difficult

Sophomore Yes Tue B 4 - 6 Moderate

Freshman No Wed A 4 - 6 Moderate

Sophomore No Mon A 4 - 6 Moderate

Freshman Yes Tue A 4 - 6 Moderate

Sophomore Yes Fri B 4 - 6 Moderate

Sophomore Yes Fri B 0 - 3 Moderate

Sophomore Yes Mon B 4 - 6 Moderate

Freshman No Thu B 4 - 6 Difficult

Junior Yes Thu B 7 - 9 Difficult

Freshman Yes Fri A 0 - 3 Moderate

Sophomore Yes Fri B 4 - 6 Moderate

Freshman No Wed B 7 - 9 Moderate

Sophomore No Fri A 4 - 6 Moderate

Sophomore Yes Mon A 4 - 6 Moderate

Sophomore No Fri B 4 - 6 Moderate

Sophomore Yes Tue A 4 - 6 Moderate

Sophomore No Mon A 4 - 6 Moderate

Sophomore Yes Thu B 4 - 6 Difficult

Sophomore Yes Wed B 4 - 6 Moderate

Freshman No Thu A 4 - 6 Moderate

Sophomore Yes Tue B 4 - 6 Moderate

Freshman No Wed A 7 - 9 Moderate

Sophomore Yes Fri A 7 - 9 Easy

Sophomore No Wed B 0 - 3 Moderate

Freshman Yes Tue A 4 - 6 Moderate

Freshman Yes Thu A 4 - 6 Moderate

Freshman Yes Thu A 4 - 6 Moderate

Sophomore Yes Thu A 4 - 6 Moderate

Freshman Yes Null A 0 - 3 Moderate

Freshman No Thu B 7 - 9 Moderate

Sophomore Yes Thu A 0 - 3 Moderate

Junior Yes Wed A 4 - 6 Moderate

Sophomore Yes Fri A 0 - 3 Moderate

Sophomore Yes Wed B 7 - 9 Difficult

Sophomore No Thu A 7 - 9 Difficult

Sophomore Yes Fri B 4 - 6 Moderate

Freshman No Null B 4 - 6 Moderate

Freshman Yes Thu A 4 - 6 Moderate

Freshman No Mon B 4 - 6 Moderate

Freshman No Mon B 0 - 3 Easy

Sophomore No Thu B 4 - 6 Difficult

Sophomore Yes Thu B 4 - 6 Moderate

Freshman No Tue B 4 - 6 Moderate

Sophomore Yes Thu B 7 - 9 Difficult

Sophomore Yes Mon A 4 - 6 Easy

Freshman Yes Mon A 0 - 3 Easy

Sophomore Yes Thu B 4 - 6 Moderate

Freshman Yes Thu A 7 - 9 Moderate

Sophomore No Mon B 4 - 6 Moderate

Freshman No Wed B 4 - 6 Difficult

Sophomore Yes Thu B 4 - 6 Moderate

Senior No Fri B 4 - 6 Difficult

Sophomore Yes Thu A 4 - 6 Moderate

Freshman Yes Mon A 4 - 6 Moderate

Sophomore Yes Tue B 4 - 6 Moderate

Senior Yes Mon B >= 10 Difficult

Freshman No Tue B 4 - 6 Moderate

Sophomore No Fri C 4 - 6 Difficult

Senior Yes Mon A 0 - 3 Easy

Junior Yes Fri A 4 - 6 Moderate

Freshman No Wed A 4 - 6 Easy

Sophomore Yes Fri A 4 - 6 Moderate

Sophomore Yes Thu B 4 - 6 Difficult

Sophomore Yes Mon A 0 - 3 Easy

Freshman No Mon C 4 - 6 Moderate

Sophomore No Thu B 4 - 6 Difficult

Freshman No Mon A 4 - 6 Moderate

Junior No Thu A 4 - 6 Difficult

Junior Yes Thu A 4 - 6 Moderate

Sophomore Yes Mon A 4 - 6 Moderate

Freshman No Thu A 7 - 9 Difficult

Sophomore Yes Wed A 4 - 6 Moderate

Freshman Yes Thu A 4 - 6 Moderate

Problem 1: Download the file survey.dat from TritonEd. The file contains data collected in the survey which you had taken during homework 4. The following 6 questions were asked in the survey: 1. What is your class level? 2. Do you have any MATLAB / coding experience prior to the course? . Which of the following lab sessions do you attend most frequently? 4. What grade do you expect for the course? 5. On average how many hours per week do you spend studying outside of class? 6. How difficult was the homework? The data file has 6 columns which contain the answers to the questions above. Note that, when students did not answer the question, the collected data is a string 'Null'. Load the data into MATLAB, and perform the following exercises: moderate and difficult. Label the axes and give a title. Set pla = 'See figure 1. plb. into plc. answer into pld. (a) Make a bar graph to show the number of students who think the homework was easy, (b) How many students have previous MATLAB/coding experience? Put the answer into (c) How many students spend less than 7 hours studying outside of class? Put the answer (d) How many sophomores said that they often attend the Friday lab session? Put the