Question
Please help me to enter data in A3:B7 the color of 5nips and their total. Then please Calculate the variancefor midterm scoresby breaking down the
Please help me to enter data in A3:B7 the color of 5nips and their total.
Then please Calculate the variancefor midterm scoresby breaking down the formula :
/(N-1). Where: is the mean, Xi is each scores of the variables, and N is the number of scores
Enter the following labels in the appropriate cells:
A9: Mean =
A10: N =
A11: Variance =
A12: Std Dev =
C2:=
D2:=
3.Enter the following fomula:
B9:=average(B3:B7)
B10:=count(B3:B7)
4.Enter the following formula:
C3: =B3-$B$9
Copy the formula up to C7.
5.Enter the formula:
D3:= C3^2
Copy the formula up to D7.
6.Enter the following formula:
D9:=sum(D3:D7) then
B12:=D9/(B10-1)
7.Enter the following formula:
B13:=sqrt(B12)
8.By now, you should have completed your table. For excel shortcuts:
A14:=min(B3:B7)
A15: =max(B3:B7)
A16:=mode(B3:B7)
A17:=median(B3:B7)
A18:=var(B3:B7)
A19:=stdev(B3:B7)
10. Formulate your conclusion
Manual Computation
For these 14 scores as shown in the table, solve the following:
a.Mean
b.Median
c.Mode
d.Range
e.sample variance
f.sample standard deviation.
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