A production manager tests 10 lightbulbs and finds their mean lifetime is 442 hours. She then designs a sales package for this t
ype of bulb. It states that consumers can expect the bulb to last approximately 450 hours. This is an example of what phase of inferential statistics?
2 answers:
probability-based inference
Answer:
probability-based inference
Step-by-step explanation:
apex
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Step-by-step explanation:
2w= 56
/2 /2
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w= 28
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is that 14 or 1/4?
Step-by-step explanation:
Answer:
4a+6
Step-by-step explanation:
Answer:
x = -3
Step-by-step explanation:
-7X + 6= 27
Subtract 6 from each side
-7x +6-6 = 27 -6
-7x = 21
divide each side by -7
-7x/-7 = 21/-7
x = -3