# Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible…

Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible…
Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible high-pitched noise. Of those, 5 have a faulty compressor and 7 have less serious problems. The manufacturer's repair person randomly selects 6 to work on today. a. What is the most number of refrigerators with a faulty compressor they will need to repair today? Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible high-pitched noise. Of those, 5 have a faulty compressor and 7 have less serious problems. The manufacturer's repair person randomly selects 6 to work on today. b. What is the expected number of fridges with a faulty compressor among the 6 selected? Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible high-pitched noise. Of those, 5 have a faulty compressor and 7 have less serious problems. The manufacturer's repair person randomly selects 6 to work on today. c. What is the standard deviation for the number of fridges with a faulty compressor among the 6 selected? Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible high-pitched noise. Of those, 5 have a faulty compressor and 7 have less serious problems. The manufacturer's repair person randomly selects 6 to work on today. d. If there are more than 3 fridges with a faulty compressor among the 6, the repair person will not be able to finish during their shift. What is the probability they will not be able to finish? Twelve refrigerators of a certain brand were returned to the manufacturer because of an audible high-pitched noise. Of those, 5 have a faulty compressor and 7 have less serious problems. The manufacturer's repair person randomly selects 6 to work on today. e. The repair person spends 1.5 hours repairing a faulty compressor and 0.75 hours repairing the less serious problems. What is the repair person's total expected time in hours making repairs on the 6 selected? (you need to account for both types of repairs.) May 11 2022 01:56 AM

## Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
\$26
The price is based on these factors:
Number of pages
Urgency
Basic features
• Free title page and bibliography
• Unlimited revisions
• Plagiarism-free guarantee
• Money-back guarantee
On-demand options
• Writer’s samples
• Part-by-part delivery
• Overnight delivery
• Copies of used sources
Paper format
• 275 words per page
• 12 pt Arial/Times New Roman
• Double line spacing
• Any citation style (APA, MLA, Chicago/Turabian, Harvard)

# Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

### Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

### Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

### Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.