Multiple Choice
The learning rate for a product is 85 percent. The first unit took 10 hours to complete. The manufacturer wants to determine how many hours the fourth unit will take by using the formula approach. What is the coefficient b for that calculation?
A) −.234
B) −.152
C) −.322
D) .693
E) 8.1
Correct Answer:

Verified
Correct Answer:
Verified
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