# LTEll 94%cricket11:07 AMChapter 7: Central Limit The ...XEach sweat shop worker at a computerfactory can put together 4.4 computers perhour on average with a standard deviationof 0.9 computers. 18 workers are randomlyselected to work the next shift at thefactory. Round all answers to 4 decimalplaces where possible and assume a normaldistributiona. What is the distribution of X? X ~N(4.4b. What is the distribution of ? ^N(4.40.90.2123C. What is the distribution of x?N(~ Тd. If one randomly selected worker isobserved, find the probability that thisworker will put together between 4.1and 4.2 computers perhour.0426e. For the 18 workers, find the probabilitythat their average number ofcomputers put together per hour isbetween 4.1 and 4.2.f. Find the probability that a 18 personshift will put together between 75.6and 79.2 computers perhour.part e) and f), is the assumption ofForg.normal necessary?h. A sticker that says "Great Dedication"YesNo LTEal 94%cricket11:07 AMXChapter 7: Central Limit The...d. WIldT IS tne UIstribuuOnΤΥΥN(4.40.9b. What is the distribution of a? i ~N(4.40.2123C. What is the distribution of 3х?Σε-Μ(|x)d. If one randomly selected worker isobserved, find the probability that thisworker will put together between 4.1and 4.2 computers perhour..0426e. For the 18 workers, find the probabilitythat their average number ofcomputers put together per hour isbetween 4.1 and 4.2.f. Find the probability that a 18 personshift will put together between 75.6and 79.2 computers per hourg. For part e) and f), is the assumption ofnormal necessary? Noh. A sticker that says "Great Dedication"will be given to the groups of 18workers who have the top 10%productivity. What is the least totalnumber of computers produced by agroup that receives a sticker?Yes|«minutes (round to thenearest computer)

Question
2 views
check_circle

Step 1

Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If you want remaining sub-parts to be solved, then please resubmit the whole question and specify those sub-parts you want us to solve.

According to the provided data,

Step 2

a. The distribution of X is,

Step 3

b. The distribution of mea...

### Want to see the full answer?

See Solution

#### Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in