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Sagot :
Answer:
Follows are the solution to the given points:
Explanation:
For point a:
Using the cumulative mean method of Wright here:
Learning Rate [tex]= 92\%[/tex]
Thus the [tex]b = \frac{\log(0.92)}{\log(2)} = -0.12[/tex]
So the first home has 3,500 manual operating times, that'll be the equation.
[tex]Y=3500 X^{(-0.12)}[/tex]
At which Y = average cumulative time per unit and X was its amount of production models
Cumulative total X unit moment[tex]= X \timesY = 3500\times X^{(1-0.12)} = 3500\times X^{0.88}[/tex]
The 5th house must be X=4 and X=5, and therefore necessary time is:
[tex]= 3500 \times (5)^{0.88} - 3500\times (4)^{0.88} = 2572.1 \text{manual hours}[/tex]
For point b:
For house 10, differentiate between X=9 and X=10, so time = 2351 hours of labor.
For point c:
X=18, consequently time = 44,535.6 hours in all 18 houses
For point d:
Please find the attached file.

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