The purpose of statistical inference is to provide information about the

Answers

Answer 1

Answer:

Statistical inference consists in the use of statistics to draw conclusions about some unknown aspect of a population based on a random sample from that population. ... The goal of hypothesis testing is to decide which of two complementary statements about a population is true.

hope it's help

#carryONlearning
Answer 2
i would have been a little flame

Related Questions

Please help please please plewse

Answers

the answer is (1,-7) and (-8,2) I believe

Answer:

-1 and -5

Step-by-step explanation:

2х - 12 = 24
Зу - 15 = 60
Find the product of X and y.
450
325
120
260
144
I don’t know what to do or what the answer is

Answers

Answer:

x=18 y=25

Step-by-step explanation:

1)2x18=36-12=24

2)3x25=75-15-60

If you were to calculate the average rate of change of a function over a variety of intervals and you found that they were all the same, what conclusion could you draw and why

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You could infer that there was the same amount of every interval.

Please answer !!!! Due in 10 minutes

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1-3=0kwgf8ebeuf iwbrjievtirvr8rvhe

(-4x+4) that’s the answer if I’m correct

Please help ..........

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I think the answer is B. Hope this helps!

The Property where if the order of addends changes, the sum stays the change

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Property of addiction

Nick went canoeing on the river he traveled 1 mile in 17 minutes.at this rate,how far will he travel in an hour and 25 minutes​

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9514 1404 393

Answer:

  5 miles

Step-by-step explanation:

An hour and 25 minutes is 85 minutes. Using the given information we can find the distance d with the proportion ...

  [tex]\dfrac{\text{distance}}{\text{time}}=\dfrac{d}{85\text{ min}}=\dfrac{1\text{ mi}}{17\text{ min}}\\\\d=\dfrac{85\text{ min}}{17\text{ min}}(1\text{ mi)}\qquad\text{multiply by $85$ min}\\\\d=5(1\text{ mi})\qquad\text{simplify}\\\\d=\boxed{5\text{ mi}}[/tex]

In 1 hour and 25 minutes, Nick will travel 5 miles.

How do you find the slope to (3,12),(3,-17)

Answers

Answer:

you plot them together

1. draw a t shape and then plot it like x then y

Answer:

trust your instincts

Step-by-step explanation:

decide on your own destiny i can not interfeir

work out the value of angle x 62 degrees​

Answers

Answer:

180- (62*2)= x( angles opposite to equal sides)

180-124= x

x= 56

Step-by-step explanation:

2 3/4 yards of fabric for $22 express as unit rate. round to nearest cent if necessary

Answers

Answer:

7

Step-by-step explanation:

Answer:

13(rounded) cents per 1/4 yard and 50 cents per yard

Step-by-step explanation:

Step 1:  Convert the mixed fraction into an improper fraction

[tex]2\frac{3}{4} = \frac{4}{4}+\frac{4}{4}+\frac{3}{4}[/tex]

[tex]2\frac{3}{4}=\frac{11}{4}[/tex]

Step 2:  Find the unit price per 1/4 yard

[tex]\frac{11}{4}/22[/tex]

[tex]0.125 = 13 \ cents[/tex]

Step 3:  Find the unit price per 1 yard

[tex]12.5\ cents\ per\ 1/4\ yard=50\ cents\ per\ 1\ yard[/tex]

Answer:  13(rounded) cents per 1/4 yard and 50 cents per yard

How do you simplify 32/48

Answers

Answer:

2/3

Step-by-step explanation:

divide numerator and denominator by 16

32÷16=2

48÷16=3

answer is 2/3

Thus, 2/3 is the simplified fraction for 32/48 by using the GCD or HCF method. Thus, 2/3 is the simplified fraction for 32/48 by using the prime factorization method.

Which function is increasing? i think it’s A but i need confirmation please help!!!!

Answers

Answer:

AAAAAA

Step-by-step explanation:

Everything else is a fraction

A is correct.........

Help and show work please

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Answer:

11111111    111 1 1 1 11

Step-by-step explanation:

Answer:

ok 1+1= 25 and add 3000 and you get 1

Step-by-step explanation:

1000 more than the smallest 4 digit number​

Answers

Answer:

1000+1000=2000

Step-by-step explanation:

Answer:

Smallest 4 digits =1000

Step-by-step explanation:

1000+1000=2000

Select all expressions that are equal to 3⋅3⋅3⋅3⋅3.
3^5
3^4 ⋅ 3
5 ⋅ 3
5^3

Answers

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{3\times3\times3\times3\times3}\\\\\mathsf{3\times3=\bf9}\\\\\mathsf{9\times9\times3}\\\\\mathsf{9\times9=\bf81}\\\\\mathsf{81\times3=\bf result}\\\\\mathsf{= \bf \underline{243}}\large\checkmark[/tex]

[tex]\text{Option A. }\downarrow\\\mathsf{3^5}\\\\\mathsf{3^5= 3\times3\times3\times3\times3}\\\\\mathsf{3\times3\times3\times3\times3}\\\\\mathsf{3\times3 = 9}\\\\\mathsf{9\times9\times3}\\\\\mathsf{9\times9 = 81}\\\\\mathsf{81\times3= 243}\\\\\large\text{\bold{Option A.} could possibly be your \bf ANSWER}\huge\checkmark[/tex]

[tex]\text{Option B. }\downarrow\\\mathsf{3^4\times5}\\\mathsf{3^4 = 3\times3\times3\times3}\\\\\mathsf{3\times3\times3\times3}\\\\\mathsf{3\times3=9}\\\\\mathsf{9\times9= 81}\\\\\mathsf{81\times3=243}\\\\\large\text{Option B. could possibly be your \bf ANSWER}\huge\checkmark[/tex]

[tex]\text{Option C. }\downarrow\\\mathsf{3\times5}\\\\\maths{3+3+3+3+3}\\\\\mathsf{3+3=6}\\\\\mathsf{6+6+3}\\\\\mathsf{6+6=12}\\\\\mathsf{12+3=15}\\\\\mathsf{15\neq243}\\\\\large\text{Option C is NOT your ANSWER}[/tex]

[tex]\text{Option D.}\downarrow\\\mathsf{5^3}\\\\\mathsf{5^3=5\times5\times5}\\\\\mathsf{5\times5\times5}\\\\\mathsf{5\times5=25}\\\\\mathsf{25\times5 = 125}\\\\\mathsf{125\neq243}\\\\\large\text{Option D. is NOT your ANSWER}[/tex]

[tex]\boxed{\boxed{\large\text{Answers: \boxed{\boxed{\mathsf{\bf{Option\ A.)\ 3^5 \ \& \ Option\ B.)\ 3^4 \times 3}}}}}}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

Answer:

A) 3^5 B) 3^4*3

Step-by-step explanation:

A 25% discount on a skateboard is 24.75 what is the cost before discount

Answers

Answer: 13.00

Step-by-step explanation:

Help me this math problem
Let f(x) be the trigonometric function f(x)=sin(x).
On the interval [0,2π), the maximum value(s) of f(x) occur(s) at what x-value(s)?

Answers

Answer:

im on a chalange

Step-by-step explanation:

please choose someone else i have 1 day to do this

What is the total interest paid on an $185,000 loan at 6.25% APR over 15 years (monthly payments)? ​

Answers

Answer:

Total Interest $100,522

Step-by-step explanation:

Answer:

$100,522

Step-by-step explanation:

PLS HELP!!
Figure ABCD has vertices A(1, 1), B(1, 4), C(4,4), and D(4,1). What are the coordinates of the vertices of Figure
A'B'C'D' after a reflection across the line x = -2 and a translation 3 units up? Drag numbers to complete the coordinates.
Numbers may be used once, more than once, or not at all.
-
numbers are -8,-7,-6,-5,-4,4,5,6,7,8

Answers

Answer:

A’ (-5,4) B’ (-5,7), C’ (-8,7), D‘ (-8,4)

Step-by-step explanation:

Just had this test lol

add. simplify the answer and write it as a mixed number 2/15+3/10+4/5

Answers

Answer:

1 7/30

Step-by-step explanation:

First find common denominator then solve

[tex]\frac{2}{15} + \frac{3}{10} + \frac{4}{5}\\\\\frac{4+9+24}{30} = \frac{37}{30} = 1\frac{7}{30}[/tex]

PLEASE HELP ME ANSWER THIS QUESTION!!! Last question!!

Answers

Answer:

you got this

Step-by-step explanation:

trust your instincts so that way you may succeed in your collage  

Answer

Angle 1=112 degrees

Step-by-step explanation:

Aight so we know angle 1 nd 2 equals 180 degrees, and because of some theorem with lines, angles 2 and 4 are both alternate exterior angles which means they are the same.

So if angle 4=5x+13

and angle 1=10x+2

and together they make 180, this should be your equation:

5x+15=180

simplify to get x=11

then since 1 =10x+2

multiply 11 by 10 then add 2

and your final answer should be 112 degrees

hope this helps

complete the table by supplying the measure of inscribed angle and its intercepted arc​

Answers

Answer/Step-by-step explanation:

Based on the inscribed angle theorem, any inscribed angle = ½ of its intercepted arc

Thus:

✔️Inscribed angle = 57°

Intercepted arc would be: 2*57 = 114°

✔️Intercepted arc would be: 123°

Inscribed angle = ½(123) = 61.5°

✔️Intercepted arc would be: 46°

Inscribed angle = ½(46) = 23°

✔️Inscribed angle = 69°

Intercepted arc would be: 2*69 = 138°

✔️Intercepted arc would be: 155°

Inscribed angle = ½(155) = 77.5°

Dalle note 3 green 1 we ame 7 vel maps on abier med up and make one of the

Answers

Answer:

I have no idea what this means

The measures of two angles of a triangle are 22 and 85 degrees. Find the measure of the third angle.

Answers

Answer: [tex]73^{\circ}[/tex]

Step-by-step explanation:

Angles in a triangle add to 180 degrees.

WILL GIVE BRAINLIEST URGENT

Answers

Answer:

CHICKEN CHEESE BUTT

Step-by-step explanation:

5+5 = 69 :)

What is the value of k if (1, 1) is a solution of 2x + 7y=k?​

Answers

answer: k=9
reasoning: just plug in 1 for x and 1 for y

Evaluate the integral. (Use C for the constant of integration.)
cos(x) (8 + 7 sin^2(x)) dx

Answers

Answer: [tex]8 \sin x +7(\dfrac{\sin^3x}{3})+C[/tex]

Step-by-step explanation:

Consider [tex]\int \cos(x) (8+7 \sin^2(x)) \, dx[/tex]

Substitute  t= sinx

then dt = cos x dx

[tex]\int \cos(x) (8+7 \sin^2(x)) \, dx = \int (8+7t^2)dt\\\\ =8t+7(\dfrac{t^3}{3})+C[/tex]

[tex][\int x^ndx=\dfrac{x^{n+1}}{n+1}+C][/tex]

[tex]=8 \sin x +7(\dfrac{\sin^3x}{3})+C[/tex]

Hence, [tex]\int \cos(x) (8+7 \sin^2(x)) \, dx=8 \sin x +7(\dfrac{\sin^3x}{3})+C[/tex]

Please help me I wanna go to sleep

What is true about this sequence?
8000, 4000, 2000, 1000, ...

Answers

Answer:

B

Step-by-step explanation:

each consecutive term is divided by 2

It’s b because it is b

Ford provides an option of a sunroof and side air bag package for its Windstar model. This package costs$1400. Ford wants todetermine the percentage of Windstar buyers who would pay $1400 extra for the sunroof and side air bags. How many Windstar buyers must be surveyed if we want to be 95% confident that the sample percentage is within four percentage points of the true percentage for all Windstar buyers

Answers

Answer:

601 buyers must be surveyed.

Step-by-step explanation:

In a sample with a number n of people surveyed with a probability of a success of [tex]\pi[/tex], and a confidence level of [tex]1-\alpha[/tex], we have the following confidence interval of proportions.

[tex]\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

In which

z is the zscore that has a pvalue of [tex]1 - \frac{\alpha}{2}[/tex].

The margin of error is:

[tex]M = z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

95% confidence level

So [tex]\alpha = 0.05[/tex], z is the value of Z that has a pvalue of [tex]1 - \frac{0.05}{2} = 0.975[/tex], so [tex]Z = 1.96[/tex].

How many Windstar buyers must be surveyed if we want to be 95% confident that the sample percentage is within four percentage points of the true percentage for all Windstar buyers?

We need to survey n buyers. n is found when [tex]M = 0.04[/tex]. We dont have an estimate for the proportion, so we use [tex]\pi = 0.5[/tex], which is when the largest sample will be needed.

[tex]M = z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

[tex]0.04 = 1.96\sqrt{\frac{0.5*0.5}{n}}[/tex]

[tex]0.04\sqrt{n} = 1.96*0.5[/tex]

[tex]\sqrt{n} = \frac{1.96*0.5}{0.04}[/tex]

[tex](\sqrt{n})^2 = (\frac{1.96*0.5}{0.04})^2[/tex]

[tex]n = 600.3[/tex]

Rounding up

601 buyers must be surveyed.

A rectangular city park is 6/8 mile long the park has an area of 1/4 Mile2. What is the width of the park?​
I need an answer! Please!

Answers


1/3 miles

Explanation: Area=Length*Width. To find the width divide the area by length. Sub in the fractions for (1/4)/(6/8). You’ll get 1/3 mile.

Answer:

The answer is 1/3

Step-by-step explanation:

divide 6/8 and 1/4 and you will get 1/3

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