Question

In: Statistics and Probability

WHAT IS THE A. MEAN B. THE VARIANCE C. THE STANDARD DEVIATION

WHAT IS THE

A. MEAN

B. THE VARIANCE

C. THE STANDARD DEVIATION

Respondent QUESTION 1 QUESTION 2 QUESTION 3 QUESTION 4 QUESTION 5 QUESTION 6 QUESTION 7 QUESTION 8 OBESE?
A 2 1 2 1 3 4 3 2 N
B 1 2 1 5 3 1 3 5 N
C 2 5 3 3 3 3 4 2 N
D 2 4 3 3 3 3 3 5 N
E 2 4 4 1 5 3 4 2 N
F 2 1 2 2 3 2 2 2 N
G 4 3 4 1 3 4 4 3 Y
H 1 1 3 1 3 5 4 1 N
I 2 1 2 1 3 2 3 5 N
J 1 2 2 2 2 2 2 5 N
K 1 3 1 3 3 3 3 5 N
L 1 4 2 1 2 2 3 5 N
M 1 5 1 1 1 3 5 1 N
N 1 3 1 1 3 4 2 3 Y
O 5 5 5 3 3 5 5 3 Y

Solutions

Expert Solution

Calculated mean, variance and standard deviation for each questions level and also the overall level

Respondent QUESTION 1 QUESTION 2 QUESTION 3 QUESTION 4 QUESTION 5 QUESTION 6 QUESTION 7 QUESTION 8 OBESE?
A 2 1 2 1 3 4 3 2 N
B 1 2 1 5 3 1 3 5 N
C 2 5 3 3 3 3 4 2 N
D 2 4 3 3 3 3 3 5 N
E 2 4 4 1 5 3 4 2 N
F 2 1 2 2 3 2 2 2 N
G 4 3 4 1 3 4 4 3 Y
H 1 1 3 1 3 5 4 1 N
I 2 1 2 1 3 2 3 5 N
J 1 2 2 2 2 2 2 5 N
K 1 3 1 3 3 3 3 5 N
L 1 4 2 1 2 2 3 5 N
M 1 5 1 1 1 3 5 1 N
N 1 3 1 1 3 4 2 3 Y
O 5 5 5 3 3 5 5 3 Y
A. MEAN 1.87 2.93 2.40 1.93 2.87 3.07 3.33 3.27
B. THE VARIANCE 1.41 2.35 1.54 1.50 0.70 1.35 0.95 2.50
C. THE STANDARD DEVIATION 1.19 1.53 1.24 1.22 0.83 1.16 0.98 1.58
Overall:
A. MEAN 2.71
B. THE VARIANCE 1.74
C. THE STANDARD DEVIATION 1.32

Formula Ref:

Respondent QUESTION 1 QUESTION 2 QUESTION 3 QUESTION 4 QUESTION 5 QUESTION 6 QUESTION 7 QUESTION 8 OBESE?
A 2 1 2 1 3 4 3 2 N
B 1 2 1 5 3 1 3 5 N
C 2 5 3 3 3 3 4 2 N
D 2 4 3 3 3 3 3 5 N
E 2 4 4 1 5 3 4 2 N
F 2 1 2 2 3 2 2 2 N
G 4 3 4 1 3 4 4 3 Y
H 1 1 3 1 3 5 4 1 N
I 2 1 2 1 3 2 3 5 N
J 1 2 2 2 2 2 2 5 N
K 1 3 1 3 3 3 3 5 N
L 1 4 2 1 2 2 3 5 N
M 1 5 1 1 1 3 5 1 N
N 1 3 1 1 3 4 2 3 Y
O 5 5 5 3 3 5 5 3 Y
A. MEAN =AVERAGE(C2:C16) =AVERAGE(D2:D16) =AVERAGE(E2:E16) =AVERAGE(F2:F16) =AVERAGE(G2:G16) =AVERAGE(H2:H16) =AVERAGE(I2:I16) =AVERAGE(J2:J16)
B. THE VARIANCE =VAR(C2:C16) =VAR(D2:D16) =VAR(E2:E16) =VAR(F2:F16) =VAR(G2:G16) =VAR(H2:H16) =VAR(I2:I16) =VAR(J2:J16)
C. THE STANDARD DEVIATION =STDEV(C2:C16) =STDEV(D2:D16) =STDEV(E2:E16) =STDEV(F2:F16) =STDEV(G2:G16) =STDEV(H2:H16) =STDEV(I2:I16) =STDEV(J2:J16)
Overall:
A. MEAN =AVERAGE(C2:J16)
B. THE VARIANCE =VAR(C2:J16)
C. THE STANDARD DEVIATION =STDEV(C2:J16)

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