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
Asked Nov 23, 2019
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LTE
ll 94%
cricket
11:07 AM
Chapter 7: Central Limit The ...
X
Each sweat shop worker at a computer
factory can put together 4.4 computers per
hour on average with a standard deviation
of 0.9 computers. 18 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
a. What is the distribution of X? X ~
N(4.4
b. What is the distribution of ? ^
N(4.4
0.9
0.2123
C. What is the distribution of x?
N(
~ Т
d. If one randomly selected worker is
observed, find the probability that this
worker will put together between 4.1
and 4.2 computers per
hour
.0426
e. For the 18 workers, find the probability
that their average number of
computers put together per hour is
between 4.1 and 4.2.
f. Find the probability that a 18 person
shift will put together between 75.6
and 79.2 computers per
hour.
part e) and f), is the assumption of
For
g.
normal necessary?
h. A sticker that says "Great Dedication"
Yes
No
help_outline

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LTE ll 94% cricket 11:07 AM Chapter 7: Central Limit The ... X Each sweat shop worker at a computer factory can put together 4.4 computers per hour on average with a standard deviation of 0.9 computers. 18 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 a. What is the distribution of X? X ~ N(4.4 b. What is the distribution of ? ^ N(4.4 0.9 0.2123 C. What is the distribution of x? N( ~ Т d. If one randomly selected worker is observed, find the probability that this worker will put together between 4.1 and 4.2 computers per hour .0426 e. For the 18 workers, find the probability that their average number of computers put together per hour is between 4.1 and 4.2. f. Find the probability that a 18 person shift will put together between 75.6 and 79.2 computers per hour. part e) and f), is the assumption of For g. normal necessary? h. A sticker that says "Great Dedication" Yes No

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LTE
al 94%
cricket
11:07 AM
X
Chapter 7: Central Limit The...
d. WIldT IS tne UIstribuuOn
ΤΥΥ
N(4.4
0.9
b. What is the distribution of a? i ~
N(4.4
0.2123
C. What is the distribution of 3
х?
Σε-Μ(
|x)
d. If one randomly selected worker is
observed, find the probability that this
worker will put together between 4.1
and 4.2 computers per
hour.
.0426
e. For the 18 workers, find the probability
that their average number of
computers put together per hour is
between 4.1 and 4.2.
f. Find the probability that a 18 person
shift will put together between 75.6
and 79.2 computers per hour
g. For part e) and f), is the assumption of
normal necessary? No
h. A sticker that says "Great Dedication"
will be given to the groups of 18
workers who have the top 10%
productivity. What is the least total
number of computers produced by a
group that receives a sticker?
Yes
|«minutes (round to the
nearest computer)
help_outline

Image Transcriptionclose

LTE al 94% cricket 11:07 AM X Chapter 7: Central Limit The... d. WIldT IS tne UIstribuuOn ΤΥΥ N(4.4 0.9 b. What is the distribution of a? i ~ N(4.4 0.2123 C. What is the distribution of 3 х? Σε-Μ( |x) d. If one randomly selected worker is observed, find the probability that this worker will put together between 4.1 and 4.2 computers per hour. .0426 e. For the 18 workers, find the probability that their average number of computers put together per hour is between 4.1 and 4.2. f. Find the probability that a 18 person shift will put together between 75.6 and 79.2 computers per hour g. For part e) and f), is the assumption of normal necessary? No h. A sticker that says "Great Dedication" will be given to the groups of 18 workers who have the top 10% productivity. What is the least total number of computers produced by a group that receives a sticker? Yes |«minutes (round to the nearest computer)

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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,

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a. The distribution of X is,

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X-N(μ, σ) x N(4.4,0.9) Χ. Χ.

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b. The distribution of mea...

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n 0.9 N 4.4.8 N(4.4,0.2123)

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