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A company which manufactures microwaves advertises that 90% of their microwaves are flawless, requiring no adjustments. Their quality control department tests this percentage on a
A company which manufactures microwaves advertises that 90% of their microwaves are flawless, requiring no adjustments. Their quality control department tests this percentage on a regular basis. On one such test, a random sample of 15 microwaves were selected and tested for overall quality. Let X denote the number of flawless microwaves.
A large order of 100 microwaves is filled by randomly selecting from warehouse stock.
What is the best (point) estimate for the proportion of microwaves in the order that are flawless?
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