A sample of six repair records for a different type of fiber optic component was drawn. The repair costs, in dollars, were as follows. 93 97 27 79 81 87 Would it be appropriate to compute a 95% confidence interval for the population standard deviation of the costs

Answers

Answer 1

Answer:

The answer is "This is the right thing. There might be a surface sample which indicates that the population is not regular".

Step-by-step explanation:

When the community is ordinary or a biosensor, a normal distribution could be calculated for the dependent variable. Data shows chi-squared distributions of n-1 degrees - of - freedom about the dependent variable.

Chi-square was its precise outcome for the data set, while chi-square is a close estimate for non-normal information. So, we should also calculate CI for uncommon information. Throughout the case of an outlier, however, data refers to non because as mean tends to move in a skewed direction to the outer surface.


Related Questions

Find the measure of exterior 1.

Answers

The answer would be 90.

Answer:

90 degrees

Step-by-step explanation:

A.P.E.X

Create an equation for a line that is parallel to the line �� = −32�� − 5.

Answers

Answer:

can u type it again

Step-by-step explanation:

HELPPPP VERY FAST!
Lisa had five dollars her friend had some amount of money together they had $20 how much money did Lisafriend have

Answers

Answer:

$15... 20-15=5

Step-by-step explanation:

Her friend more rich than her, lol

Answer:

Lisafriend has $15 (5+15=20)

pls help me i rly need help

Answers

Answer: 1 1/2 cans of paint

Step-by-step explanation:

50*59*48*14=  1982.4    

So that about 1 1/2 or 2 cans.

Cheryl Wilcox is planning for her retirement, so she is setting up a payout annuity with her bank. She wishes to receive a payout of $1,500 per month for twenty years.

(a) How much money must she deposit if her money earns 8% interest compounded monthly? (Round your answer to the nearest cent.)

(b) Find the total amount that Cheryl will receive from her payout annuity.

Answers

Answer:

35h6j7jhtgr54y6htsrhr6wrttttwy

Step-by-step explanation:

A rectangle has an area of 170.2m2
One of the sides is 3.7m in length.
Work out the perimeter of the rectangle.​

Answers

Answer:

here

Area = 170.2 M2

Area of rectangle = l *b

let l= 3.7m

170.2 = 3.7* b

b= 46m

now , perimeter = 2(l+b)

= 2( 3.7 + 46)

= 99.4 m

"take a number x, double it and then take that result away from 10"

Write as an expression

Answers

Word Problem:

Take a number, x, double it and then take that result away from 10.

Expression:

[tex]10-(2x)[/tex]

what's 2x3x4x7x6x9x0​

Answers

Answer:

0

Step-by-step explanation:

=)

PLZZZ HELPPPPP THE ASSINGMENT IS ALREADY LATE PLSS SOMONE HELP​

Answers

Answer:

16291.8

Step-by-step explanation:

271.53×60

Multiply 271.53 and 60 to get 16291.8.

16291.8

In △ABC, m∠A = 15, b = 19, and c = 12. Find a to the nearest tenth.

A) 64.5
B) 16.9
C) 30.7
D) 8.0

SHOW WORK PLS

Answers

The answer is B.

Step-by-step explanation:

Yes

The diameter of the planet Mercury is 4.87×103 kilometers. The diameter of the planet Venus is 1.21×104kilometers. The diameter of the planet Earth is 1.28×104 kilometers. The diameter of Mars is 6.79×103 kilometers. Which planet has the smallest diameter?

Question 2 options:

Mars


Mercury


Venus


Earth

Answers

Answer: Venus

Step-by-step explanation:

Answer:

Mercury, then Mars

Step-by-step explanation:

Given diameters of planets:

Mercury ⇒     4.87 × 10³ km  =  4 870 kmVenus ⇒        1.21 × 10⁴ km  =    12 100 kmEarth ⇒          1.28 × 10⁴ km  =   12 800 kmMars ⇒           6.79 × 10³ km  =  6 790 km

Compared, we see the smallest value belongs to Mercury

The second smallest planet is Mars

Help me please I give brainliest and be serious

Answers

Answer:

y=120

Step-by-step explanation:

y=0.75x-0.15x

x=200

y=0.75x200-0.15x200

y=150-30

y=120

I hope this helps :D

Can someone help me? I’ll reward points + brainalist

Answers

It is c are if you are finding the circumference you do πd or you do π(7)squared

The time it takes for a ferry to reach a summer resort from the mainland is Normally distributed with mean 2 hours and standard deviation 12 minutes. The advertised duration of the trip is 2 hours and 15 minutes. The company operating the ferry would like to increase its operational efficiency by reducing the standard deviation so that they are on time 95% of the time. How much do they have to reduce the standard deviation

Answers

Answer:

2.88 minutes

Step-by-step explanation:

Solution can be found in attachment.

Find two numbers the quotient is between. Then estimate the quotient.

170 ÷ 4

Multiply 4 by multiples of 10 to estimate the quotient. The quotient is between
and
.

The estimate for the quotient is
.Find two numbers the quotient is between. Then estimate the quotient.

170 ÷ 4

Multiply 4 by multiples of 10 to estimate the quotient. The quotient is between
and
.

The estimate for the quotient is
.

Answers

Urdu it’s between 16 and 20
The estimate for the quotient is 16

Nicolas was testing
H0 : mu = 24
H0 : μ = 24
His test statistic was t = -1.79. Assume that the conditions for inference were met. What is the approximate P-value for Nicolas' test?
A. 0.0441.
B. 0.0505.
C. 0.0882.
D. 0.1010.

Answers

Answer:

B. 0.0505

Step-by-step explanation:

Test statistics technique is used to assess the condition whether to accept or reject the null hypothesis. Test statistics value is compared with the p-value in order to determine the status of null hypothesis. Nicolas test has t-value of 1.79 and degrees of freedom is assumed to be 11. The p-value for the Nicolas test is 0.0505.

Answer:

D. 0.1010

Step-by-step explanation:

X
38°
750
x= -
degrees

Answers

It's pretty simple
Given: A = 38
B = 75
Solution:
The sum of all angles of a triangle = 180
So,
A + B + C = 180
38 + 75 + C = 180
C = 180 - 113
C = 67

Evaluate b2−16a+5 when a=1/2 and b=7.

Answers

Answer:

11

Step-by-step explanation:

7x2=14

16x1/2=8

14-8=6

6+5=11

The evaluation of the given equation when the a is 0.5 and b = 7 so it should be considered as the 46.

Evaluation of the given equation;

Since the equation is

[tex]b^2 - 16a + 5[/tex]

So,

[tex]= (7)^2 - 16(0.5) + 5[/tex]

= 49 - 8 + 5

= 46

Hence, The evaluation of the given equation when the a is 0.5 and b = 7 so it should be considered as the 46.

Learn more about an equation here: https://brainly.com/question/14170257

Solve the following system of equations with the substitution method

Answers

The answer is (X,Y) = (8,24)

Find the indicated function values for the following function:
f(x) = 2x² - 3x + 4
7. f(-2) =
a. 18
b. 2
C. 6
d. none of the above

Answers

Answer:

7. A

8. C

Step-by-step explanation:

7. 2(-2)^2 - 3(-2) + 4 = 18 (A.)

8. 2(3a)^2 - 3(3a) + 4 = C

Need help on this question

Answers

(-1.5,2.5) is the point where A is on the coordinate plane.
The coordinates of A are (-1.5,2.5)

Given that r is directly proportional to
y and inversely proportional to Z,
x= 15 when y = 10 and Z= 4, find
the equation connecting x, y and Z.​

Answers

Given:

x is directly proportional to y and inversely proportional to z.

x= 15 when y = 10 and z= 4.

To find:

The equation that connecting x, y and z.​

Solution:

It is given that, x is directly proportional to y and inversely proportional to z.

[tex]x\propto \dfrac{y}{z}[/tex]

[tex]x=\dfrac{ky}{z}[/tex]              ...(i)

Where, k is the constant of proportionality.

We have, x= 15 when y = 10 and z= 4.

[tex]15=\dfrac{k(10)}{4}[/tex]

[tex]15\times 4=10k[/tex]

[tex]60=10k[/tex]

Divide both sides by 10.

[tex]\dfrac{60}{10}=k[/tex]

[tex]6=k[/tex]

Putting k=6 in (i), we get

[tex]x=\dfrac{6y}{z}[/tex]

Therefore, the required equation is [tex]x=\dfrac{6y}{z}[/tex].

What is the best fit line for the given data

Answers

I’m pretty sure it’s 3

These triangles are
congruent by the
triangle congruence
postulate [? ]

Answers

Answer:

Option A

Step-by-step explanation:

From the picture attached,

In the given triangles ABC and ADC,

m(∠B) = m(∠D) [Given]

AC ≅ CA [Reflexive property]

But in the absence of third property of congruence ΔABC and ΔADC can't be congruent.

Option A is the answer.

Help please is for now

Answers

The answer is y=4.
The line is at 4 and is a straight line so it’s 4

which expression is equal to 1/6? ​

Answers

Answer:

0.16

Step-by-step explanation:

Please help me with this question

Answers

Answer:

$13.50

Step-by-step explanation:

Answer:

m = 13.50$

Step-by-step explanation:

26.50 + m = 40

m = 40 - 26.50

m = 13.50$

Raul is pouring concrete

Answers

Answer:

wow-

Step-by-step explanation:

Bet he's doing a good job ;)

6 divided by 2^5 (9x4-5^5+8)

Answers

Answer:

577.6875

Step-by-step explanation:

(6 / (2^5)) * ((9×4) - (5^5) + 8) = 577.6875

What is the simplest form of (4x3 + 6x – 7) + (3x3 – 5x2 – 5x + 9)?

A. 7x3 – 5x2 – x + 2
B. 7x3 – 5x2 + x + 2
C. 7x3 + x2 – 5x + 2
D. 7x6 – 4x2 + 2

Answers

Answer:

The simplest form is A.

Step-by-step explanation:

Most likely, it would have the exponent, like x^2 (just an example).

Hope it helped!

Answer:

Look at picture

Step-by-step explanation:

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