Question

matlab help

*****CONSTANT*****

NUM_MONTHS = 12;

FIRST_YEAR = 2013;

LAST_YEAR = 2016;

%*****INPUT*****

months = 1:NUM_MONTHS;

years = FIRST_YEAR:LAST_YEAR;

% read data file

lake_powell = load( 'lake_powell.txt' );

% OR load lake_powell.txt

% print with title and year column headings.

fprintf(' Lake Powell Water Levels (in feet)\n')

fprintf('%8d ', years)

fprintf('\n')

% print contents of lake_powell

for month = 1:NUM_MONTHS

fprintf('%9.2f', lake_powell(month,:))

fprintf('\n')

end

% PART B ==========================================================

fprintf('\nPART B: Determine average elevation of water level for each year and overall average\n')

yearAve = mean(lake_powell);

fprintf(' Average for Each Year (in feet)\n')

fprintf('%8d ', years)

fprintf('\n')

fprintf('%9.2f', yearAve)

fprintf('\n')

overallAve = mean(yearAve);

fprintf(' Overall average: %.2f feet\n', overallAve)

% PART C ==========================================================

fprintf('\nPART C: Determine how many months of each year > overall average\n')

for year=1:length(years)

over_average(year)=length(find(lake_powell(:,year)>overallAve));

end

fprintf(' During %5.0f the lake was above average for %3.0f months \n',...

[years;over_average])

% PART D ==========================================================

fprintf('\nPART D: Determine and print average elevation of the water for each month\n')

monthly_average=mean(lake_powell');

table = [months;monthly_average];

fprintf(' Average elevation (in feet) of the water for each month\n')

fprintf(' Month Elevation\n')

fprintf(' %2d %9.2f\n',table)

History Bookmarks People Window Help × assign07-1.pdf chappelle/Downloads/assign07-1.pdf Submit assign07. printkaterLevels..prin tkaterievelsummary.n via Refore you start wrining your program Save a copy of lake powel1.txt in the folder where f gno7. Program: Modify your assign06a.m AssignoS and assigno6a requirements m to include the following user-defined function definitions and output still apply except plot in part E is omitted New commands Function names should be as given. Variable names may be different, but the order and quantity should be as given. NO global variables print water levels with title and year column headi tunetion 1 -printHaterteveist lake powell, years, NUM MONTHS) % print water level sumary stats function printwaterlevel Summary! lake powell, nonths, years tle and year column The following sare subgetions used by printHaterteve1Summary and are losated in printatertevelSummary % PART B Determine and print average levation of water level for each year and overall average function overal İAve-printYearAve( ake poveli, years ) PARTc % Determine and print how many months of each year > overall average function [] PrintAboveAve ( lake_povel1, years, overal İAv. ) % PART D Determine and print average elevation of the vater for each month funetion 1 -printMonthAve( lake _powel1, months ) Your assign07.m should ONLY Check that the DATA file is available as in assign06a.m Assign values to constants See the Structare Diagram below for the ßlow between functions INPUT Read the file as in assign06a.m Create vectors needed to send to the functions OUTPUT Use the following functions for output printkaterLevels and printHaterievelSummary The rest of the work will be done in the functions History Bookmarks People Window Help xassign07-1.pdf tinchappelle/Downloads/assign07-1.pdf O D Insert these comments at the top and throughout each fil for all ฉssignments scripts: See Standards for Documentation of MATLAB Programs on the Canvas Resources page Include the follow comments at the beginning of this( o submitter's name, GROUP # and ALL) files. Grade of ZERO for files if submitter name not part of Canvas group Not is a group other group members' names GROUPH is "BeR.For your owa protection, type "nons" if submitting alone. t program file name, ex. assiga)2a m s due date of the assignment % statement about collaboration REQUIRED, even if you didm't collaborate.See sy llabus f for examples a short narrative about what the file des MODIFY narrative to include e mments threughout your program Use the algorithm given as co o Observe the instractor's nule for naming variables o Use ALL CAPS for constants variable name o Start other variables with lower case D o Use descriptive variable names. Use Sample Input/Output as a guide. a5 POINTS PENALTY for set jaining a group on Caavas Groups can be 2-4 students DO NOT jela a group unless yea have D Code clarity: o Indent blocks as needed. Use Smart Indent. o Divide your solution program code into sections as noted in the worked with the other algorithm. Use blank lines as needed to group statements. Use section comments as well as the algoritha step comments Remove statements from previous assignments that do not apply to the current requirements de, you will be remeved from the greap and given the grade of ere o o MINUS FIVE POINTS for not having the CORRECT CURRENT GROUP NUMBER in your Use comments to show units. Use the CONSTANT and variable names; not numbers Exceptions are incrementers and numbers without identity No extra output, ie. use semicolons MATLAB script file MATLAB script file Submit via Canvas assigno7.m printwaterlevels.m printWaterLevelSummary.n MATLAB script file Structure Diagram Assign07 lake_powell,years .pdf o Indent blocks as needed. Use Smart Indent. o Divide your solution program code into sections as noted in the algorithm. Groups can be 2-4 stud Use blank lines as needed to group statements. o Use section comments as well as the algorithm step comments. o Remove statements from previous assignments that do not apply to the DO NOT join a group unless worked with the other member do, you wil be remeved from th and given the grade of zere current requirements. MINUS FIVE POINTS for n having the CORRECT CURRE Use comments to show units. □ Use the CONSTANT and variable names, not numbers. GROUP NUMBER in your Exceptions are incrementers and numbers without identity No extra output, i.e. use semicolons Submit via Canvas: assign07.m printwaterLevels.m printWaterLevelSummary MATLAB script file MATLAB script file MATLAB script file .m Structure Diagram Assign07 lake_powell, months, years lake_powell,years, NUM MONTH printWaterLevel() lake_powell, printWaterlevelSummary lake_powell, ke powell, years, overallAve mont years overallAve printAboveAve) printAboveAve() printYearAve() 2

Answer 1

Please find below required MATLAB code along with necessary details in comments:

--------------------------------------------- assign07.m

clear all; clc;

NUM_MONTHS = 12;
FIRST_YEAR = 2013;
LAST_YEAR = 2016;
WATER_LEVELS = 'lake_powell.txt';
%*****INPUT*****
% open file
[ fileID, msg ] = fopen( WATER_LEVELS, 'r' );
% file available ?
if fileID < 0
fprintf( '%s \n', msg )
else
% file available continue
years = FIRST_YEAR:LAST_YEAR;
% read lake_powell.txt
for month = 1:NUM_MONTHS
for year = 1:length(years)
lake_powell(month,year) = fscanf(fileID, '%f', 1);
end
end
% **** OUTPUT ****
% determine average elevation of water level for each year and overall average\n')
printWaterLevel(lake_powell, years, NUM_MONTHS);
end % good file open

NUM_MONTHS = 12;
FIRST_YEAR = 2013;
LAST_YEAR = 2016;
WATER_LEVELS = 'lake_powell.txt';
months=1:1:NUM_MONTHS;
%*****INPUT*****
% file avaialable ?
if ~exist( WATER_LEVELS, 'file' )
fprintf( 'File not found\n' )
else
% read data file
[ lake_powell(:,1),lake_powell(:,2) ] = textread( WATER_LEVELS, '%f%*f%*f%f' );
% **** OUTPUT ****
printWaterLevelSummary(lake_powell, months, NUM_MONTHS);
end % file found

----------------------------------------------------------------- printMonthAve.m

function []=printMonthAve(lake_powell,months)
monthly_average=mean(lake_powell');
table = [months;monthly_average];

fprintf('\n Average elevation (in feet) of the water for each month\n')
fprintf(' Month Elevation\n')
fprintf(' %2d %9.2f\n',table)
end

---------------------------------------------------------- printWaterLevel.m

function []=printWaterLevel(lake_powell, years, NUM_MONTHS)

% determine average elevation of water level for each year and overall average\n')
yearAve = printYearAve(lake_powell, years);
fprintf(' Average for Each Year (in feet)\n')
fprintf('%8d ', years)
fprintf('\n')
fprintf('%9.2f', yearAve)
fprintf('\n')
overallAve = mean(yearAve);
fprintf(' Overall average: %.2f feet\n', overallAve);

fprintf('Months for which water level is above average:\n');
printAboveAve(lake_powell, years,yearAve);
end

----------------------------------------------------------- printWaterLevelSummary.m

function []=printWaterLevelSummary(lake_powell, months, NUM_MONTHS)

% Determine and print average elevation of the water for each month\n')
printMonthAve(lake_powell,months)

end

------------------------------------------------------------- printAboveAve.m

function []=printAboveAve(lake_powell, years,overallAve)
for k=1:length(years)
aboveAve = find(lake_powell(k,:)>overallAve(k));
countAve(k)=length(aboveAve);
end

fprintf('%8d ', years)
fprintf('\n')
fprintf('%8d ', countAve)
fprintf('\n')

SAMPLE OUTPUT

Command Window Average for Each Year (in feet) 2016 2013 3678.11 3665.32 3637.93 3607.92 2014 2015 Overall average: Months for which water level is above average: 3647.32 feet 2013 2014 2015 2016 Average elevation (in feet) of the water for each month Month Elevation 1 3642.40 2 3638.87 3 3635.94 4 3633.77 5 3633.47 6 3638.99 7 3636.92 8 3631.65 9 3628.51 10 3627.10 11 3625.35 12 3622.72 fx >>