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vodomira [7]
4 years ago
14

Eagletrons are​ all-electric automobiles produced by Mogul​ Motors, Inc. One of the concerns of Mogul Motors is that the Eagletr

ons be capable of achieving appropriate maximum speeds. To monitor​ this, Mogul executives take samples of eight Eagletrons at a time. For each​ sample, they determine the average maximum speed and the range of the maximum speeds within the sample. They repeat this with 35 samples to obtain 35 sample means and 35 ranges. They find that the average sample mean is 103.50 miles per​ hour, and the average range is 3.50 miles per hour. Using these​ results, the executives decide to establish an​ R-chart. They would like this chart to be established so that when it shows that the range of a sample is not within the control​ limits, there is only approximately a 0.0027 probability that this is due to natural variation.What will the upper control limit (UCL) and the lowercontrol limit (LCL) in this chart?

Mathematics
1 answer:
svetoff [14.1K]4 years ago
3 0

Answer:

See explaination and attachment

Step-by-step explanation:

Average can be defined as a number expressing the central or typical value in a set of data, in particular the mode, median, or (most commonly) the mean, which is calculated by dividing the sum of the values in the set by their number.

Range can be defined as the difference between the largest and smallest values.

Please kindly check attachment for details of the answer.

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Find x<br><br> picture listed
never [62]

Answer:

x = 15

Step-by-step explanation:

A full circle = 360°

Therefore,

(8x - 10)° + (6x)° + (10x + 10)° = 360°

Solve for x

8x - 10 + 6x + 10x + 10 = 360

Add like terms

24x = 360

Divide both sides by 24

x = 360/24

x = 15

5 0
3 years ago
Can anyone solve this 100+3-4(4-5) divided by 6+5+5+5+300
ioda
(100+3-4(4-5))/(6+5+5+5+300)
=(100+3-16+20)/(321)
=(107)/(321)
=1/3

Hope it helps : )
8 0
2 years ago
A small accounting firm has 4 accountants who each earn a different salary between 50,000 and 60,000 and a 5th accountant who wo
Nimfa-mama [501]

Answer: B

Step-by-step explanation:

Both the mean and the median will decrease, but the mean will decrease by more than the median.

4 0
3 years ago
The two triangle­shaped gardens are congruent. Find all of the missing side lengths and angle measures. Show any necessary work
pantera1 [17]
The two figures are in the file attached.

Congruency means that all the respcetive sides and angles are equals.

Then, the three angles are :

y = 38°

x = 90°

w = 180° - 90° - 38° = 52


The three sides are:

z= 10yd
v= 7.9yd
u=6.2yd


You have all the measures as a function of yd, but you do not have any information about yd, then it is not possible to find the real lenghts.

All you can tell is that the sides obey Pythagoream theorem:

u^2 + v^2 = z^2   

But that is not enough to find one side, because you do not know any of them.

For example if you apply Pytagorean theorem you cand do"

(7.9yd)^2 + (6.2)^2 = (10yd)^2

but that cannot be solved for yd, because they are factors of all the terms in both sides, which mean that they cancel to obtain:

(7.9)^2 + (6.2)^2 = (10)^2, which is not any new information.

Also you can think about sine theorem, but it does not help, because you also need one side.


Then you only can tell the missing angles, as I have shown, but not the misssing lengths.


Download docx
8 0
3 years ago
A dolphin jumps out of the water with
Mandarinka [93]

Answer:

t=1.25\ sec

Step-by-step explanation:

we have

h(t)=-16t^{2}+20t

where

t is the time in seconds

h is the dolphin's height in feet

we know that

When the dolphin return to the water the value of h(t) is equal to zero

so

For h(t)=0

0=-16t^{2}+20t

16t^{2}=20t

Simplify

16t=20

t=\frac{20}{16}

t=\frac{5}{4}=1.25\ sec

see the attached figure to better understand the problem

3 0
3 years ago
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