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Example 11

mean(), max(), min(), std(), diff()

GIVEN: A data file

REQUIRED: Perform basic statistical analysis

SOLUTION:

Generate Example11.data

File

New

Example11.m

load Example11.data

days=1:31;

mean(Example11(:,1))

max(Example11(:,2))

min(Example11(:,2))

std(Example11(:,2))

diff(Example11(:,3))

Homework:

a. Add a title

b. Label the x-axis

c. Label the y-axis

d. Turn the grid on

File

12 8 18
15 9 22
12 5 19
14 8 23
12 6 22
11 9 19
15 9 15
8 10 20
19 7 18
12 7 18
14 10 19
11 8 17
9 7 23
8 8 19
15 8 18
8 9 29
10 7 17
12 7 22
9 8 19
12 8 21
12 8 20
10 9 17
13 12 18
9 10 20
10 6 22
14 7 21
12 5 22
13 7 18
15 10 23
13 11 24
12 12 22

Example

ans =

   11.9677


ans =

    12


ans =

     5


ans =

    1.7646


ans =

     4
    -3
     4
    -1
    -3
    -4
     5
    -2
     0
     1
    -2
     6
    -4
    -1
    11
   -12
     5
    -3
     2
    -1
    -3
     1
     2
     2
    -1
     1
    -4
     5
     1
    -2
    

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