Question

Each sweat shop worker at a computer factory can put together 4.9 computers per hour on average with a standard deviation of 0.8 computers. 43 workers are randomly selected to work the next shift at the factory. Round all answers to 4 decimal places where possible and assume a normal distribution.

What is the distribution of X ? X ~ N( 4.9 Correct, 0.8 Correct)

What is the distribution of ¯ x ? ¯ x ~ N( 4.9 Correct, .1220 Correct)

What is the distribution of ∑ x ? ∑ x ~ N( 210.70000 Correct, 5.2460 Correct)

If one randomly selected worker is observed, find the probability that this worker will put together between 4.7 and 4.8 computers per hour. .0490 Correct

For the 43 workers, find the probability that their average number of computers put together per hour is between 4.7 and 4.8. Incorrect

Find the probability that a 43 person shift will put together between 206.4 and 210.7 computers per hour. Incorrect

For part e) and f), is the assumption of normal necessary? YesNoCorrect

A sticker that says "Great Dedication" will be given to the groups of 43 workers who have the top 20% productivity. What is the least total number of computers produced by a group that receives a sticker? Incorrectminutes (round to the nearest computer)

** I only need help with e, f, and h.

Answer #1

Each sweat shop worker at a computer factory can put together
4.7 computers per hour on average with a standard deviation of 0.9
computers. 6 workers are randomly selected to work the next shift
at the factory. Round all answers to 4 decimal places where
possible and assume a normal distribution.
What is the distribution of X? X ~
N(____________,_____________)
What is the distribution of ¯x? ¯x ~
N(______________,_____________)
What is the distribution of ∑x ? ∑x ~
N(_____________,_____________)
If...

Each sweat shop worker at a computer factory can put together
4.7 computers per hour on average with a standard deviation of 0.7
computers. 48 workers are randomly selected to work the next shift
at the factory. Round all answers to 4 decimal places where
possible and assume a normal distribution.
What is the distribution of XX? XX ~ N(,)
What is the distribution of ¯xx¯? ¯xx¯ ~ N(,)
What is the distribution of ∑x∑x? ∑x∑x ~ N(,)
If one...

Each sweat shop worker at a computer factory can put together 4
computers per hour on average with a standard deviation of 0.7
computers. 7 workers are randomly selected to work the next shift
at the factory. Round all answers to 4 decimal places where
possible and assume a normal distribution.
What is the distribution of XX? XX ~ N(,)
What is the distribution of ¯xx¯? ¯xx¯ ~ N(,)
What is the distribution of ∑x∑x? ∑x∑x ~ N(,)
If one...

At a 24-hour computer repair facility broken-down computers
arrive at an average rate of 3 per day, Poisson distributed.
What is the probability that on a given day no computers arrive
for repair?
What is the probability that on a given day at least 3
computers arrive for repair?
What is the distribution of the time between arrivals of
computers to this facility and what is the average time between
arrivals?
On one particular day no computer has arrived for...

Please answer the following Case
analysis questions
1-How is New Balance performing compared to its primary rivals?
How will the acquisition of Reebok by Adidas impact the structure
of the athletic shoe industry? Is this likely to be favorable or
unfavorable for New Balance?
2- What issues does New Balance management need to address?
3-What recommendations would you make to New Balance Management?
What does New Balance need to do to continue to be successful?
Should management continue to invest...

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