Answer:
True cost of the microwave is in 99% confidence interval: 
Explanation:
Relevant data:

As we want to know the 99% confidence interval, the significance level is:

We need to estimate a confidence interval by a two tailed normal bell. Then we have:

The z-value for a probability of 0.005 in a normal standard distribution is 2.576
Confidence interval is given by;:


True cost of the microwave is in 99% confidence interval: 
False it may be from the organization itself they might try rewarding the worker for example a company might take the workers to expensive workshops or to a trip as a type of reward or giving them a bonus to their salaries or a health insurance or a simple thing like involving them in a decision this may motivate the worker and make them feel part of the company <span />
Answer:
false
Explanation:
Sunk cost is cost that has already been incurred and cannot be recovered. it should not be considered when making future decisions
Answer:
B
Explanation:
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