please help me :))))

Please Help Me :))))

Answers

Answer 1

Answer:

Answer is d hope this helps :)

Step-by-step explanation:

Answer 2

Answer:

c

Step-by-step explanation:

because its probability


Related Questions

Explain how you would use fraction bars to find the quotient of 10/12 divide 4/6. What is the quotient?

Answers

Answer:

(10/12) / (4/6) when dividing with fractions, flip what you're dividing by, then multiply

10/12 * 6/4 = 10/8 which reduces to 5/4 or 1 1/4

PLS HELP HELP ME WITH a question pls ​

Answers

Step-by-step explanation:

d.

e +e+25=180°{sum of angle of triangle}

2e+25=180°

2e=155

e=155/2

e=77.5°

e.

55°+55°+f=180°{sum of angle of triangle}

f=180-110

f=70°

hope it helps.

How should the decimal point in 52.48 be moved to determine the product 52.48×105 ?

Answers

Answer:

2 to the right i belive

A six-week fitness program was designed to decrease the time it takes retired individuals to walk one mile. At the beginning of the program, 20 randomly selected retired individuals were invited to participate, and their times to walk a mile were recorded. After the six-week program, their times to walk a mile were again recorded. Most participants saw little to no improvement in their times to walk one mile; however, a few participants saw drastic improvements in their times to walk one mile. The program director would like to perform a hypothesis test to determine if the program reduces the mean time for retired individuals to walk a mile. Which of the following statements is true?

a. Because there are 40 observations in total, the sample size is large enough to assume that the sampling distribution of the sample mean differences is approximately normal.
b. Because the walk times before and after the program are paired, a hypothesis test is not appropriate.
c. The sampling distribution of sample means can be assumed to be approximately normal because the distribution of the sample data is not skewed.
d. Because the sample size of 20 is less than 30 and the improvements in walk times in the sample data appear to be skewed, the distribution of sample means should not be assumed to be approximately normal.
e. Because the program recruited only retired individuals, the distribution of sample means should not be assumed to be approximately normal.

Answers

Answer:

c. The sampling distribution of the sample means can be assumed to be approximately normal because the distribution of the sample data is not skewed

Step-by-step explanation:

From the given data, we have;

The category of the sample = Retired individuals

The number of participants in the sample = 20

The duration of program = six-weeks

The improvement seen by most participants = Little to no improvement

The improvement seen by few participants = Drastic improvement

Therefore, given that the participants are randomly selected and the majority of the participants make the same observation of improvement in the time to walk a mile, we have that, the majority of the outcomes show little difference in walk times after the program, therefore, the distribution of the sample data is not skewed and can be assumed to be approximately normal

What can you say about the function that generated the following table of
values?
у
-3
0.125
0.5
-1
2
1
8
3
64
6
6
A. not enough information to answer the question
B. the function has more than one x-intercept
O c. the function has exactly one x-intercept
D. the function has no x-intercepts

Answers

The function has exactly one x-intercept.

Option C is the correct answer.

What is a function?

A function has an input and an output.

A function can be one-to-one or onto one.

It simply indicated the relationships between the input and the output.

Example:

f(x) = 2x + 1

f(1) = 2 + 1 = 3

f(2) = 2 x 2 + 1 = 4 + 1 = 5

The outputs of the functions are 3 and 5

The inputs of the function are 1 and 2.

We have,

Based on the table of values provided, we can see that as x increases, y also increases.

This means that the function is increasing function.

Furthermore,

Since the y-values are negative for small x-values and positive for large

x-values, there must be at least one x-intercept where the function changes sign.

So,

We can conclude that the function that generated the table of values has exactly one x-intercept.

Thus,

The function has exactly one x-intercept.

Learn more about functions here:

https://brainly.com/question/28533782

#SPJ7


Help ASAP 45 points

Answers

Answer:

fd

Step-by-step explanation:

Fd:
Explanation : thanks

Who got Insta grammm because I really need help with my math assignments I’ll pay you $30 cash app or PayPal if it’s right

Answers

Answer:

just post it here im sure i can help w/o pay

Step-by-step explanation:

Answer:

I have Insta gram and I will help you but for free

The sum of three consecutive integers is 33. What are the numbers?

Answers

Answer:

10,11,12

Step-by-step explanation:

Divide 33 by 3 and get 11.  So the number 11 a number 1 less than 11 and a number one more than 11 will get you the correct answer.

I NEED HELP ON A TEST HELP QUICK

There are white blue and red boats at the marina. Two-thirds of the boats in the marina are white, 4/7 of the remaining ...

Answers

boats are blue and red

Verify the identity.

sin (x + y) - sin (x - y) = 2 cos x sin y

Answers

Answer:

Step-by-step explanation:

Q. You're working in the sedan section of
Dean's Car Dealership. A customer makes a
down payment of 15% on a new car that costs
$13,450. How much is the down payment?
A. $201.75
B. $2,017.50
C. $269.00
D. $2,690.00

Answers

Answer:

B

Step-by-step explanation:

[tex]15%of$13,450=$2,017.50[/tex]%[tex]of13,450=2,017.50[/tex] therefore the down payment is $2,017.50

E


Lisa wants to measure the height of a tree. She sights the top of the tree, using a mirror that is lying flat on the ground. The mirror is 38 ft from the tree, and
Lisa is standing 6.2 ft from the mirror, as shown in the figure. Her eyes are 6 ft above the ground. How tall is the tree? Round your answer to the nearest foot.
(The figure is not drawn to scale.)

Answers

Answer:

37

Step-by-step explanation:

38 times 6 divided by 6.2

228/6.2 = 36.774....

Round to meter is 37

find the probability that a randomly selected point within the circle falls in the red shaded area round to the nearest hundredth r = 4 cm 2.5 cm 3 cm 3 cm

Answers

Answer:

[tex]p\approx 0.39[/tex]

Step-by-step explanation:

We are given a circle of radius 4 cm, and a triangle inscribed within the circle with a vertical height of 6.5 cm and a base of 6 cm.

To find the probability a randomly selected point lands in the red area, we can divide the red area by the total area.

The area for a circle is given by:

[tex]A=\pi r^2[/tex]

Since the radius is 4 cm, the area of the circle or total area is:

[tex]A=\pi (4)^2=16\pi \text{ cm}^2[/tex]

The area for a triangle is given by:

[tex]\displaystyle A=\frac{1}{2}bh[/tex]

The base of the triangle is 6 cm total and the vertical height is 6.5 cm. Therefore, the area is:

[tex]\displaystyle A=\frac{1}{2}(6)(6.5)=19.5\text{ cm}^2[/tex]

The probability of landing in the red shaded area is:

[tex]\displaystyle p=\frac{\text{Red Region}}{\text{Total Region}}[/tex]

Therefore:

[tex]\displaystyle p=\frac{19.5}{16\pi}\approx 0.39=39\%[/tex]

5x6x6x6x6x6x62x3x3x3x5x5​

Answers

Answer:

didid yooooouuu juuuustttttt tyyyypppppeeeee tthhhhhissss iiiiinnnnnn

Step-by-step explanation:

what is thiiiiisssss

Answer:

1627128000 ?

Step-by-step explanation:

Can you please help me with this question:)

Answers

Answer:

D

Step-by-step explanation:

Answer:

letter d

Step-by-step explanation:

a loss is negative do a loss of 18 would be -18

Find the area of the rectangle, the side lengths are (z+9)(3z+8).

Answers

d. 3z+35z+72 hoped this helped

pls answer i beg who answers correct get 100 points

Answers

Answer:

y=7p+5e

Step-by-step explanation:

I guess, if that is what you are asking

Answer:

If there 3 slices and 4 slices I would say about near 460 calories or higher

Step-by-step explanation:

Calculator
Enter the unknown value that makes this statement true:
25% of O
is 30.
->
-
1
2
3

Answers

Answer:

X = 120

Step-by-step explanation:

here's your solution

=> we need to find the number whose 25%

is 30

=>. now , let the number be X

=> solve for X

=>. 25/100*X = 30

=> X = 30*100/25

=> X = 120

hope it helps


IS THIS CORRECT ???????

Answers

Answer:

yes

Step-by-step explanation:

Answer:Yep

Step-by-step explanation:

A rectangular prism has a volume of 240cm. It's height measures 8 cm. What is the area of its base

Answers

Answer: Base = 90 [tex]cm^{2}[/tex]

Step-by-step explanation:

5th grade math. correct answer will be marked brainliest.

Answers

Answer:

1, 2, 4, 11, 22, 44.

Step-by-step explanation:

Hope this helps :)

44 = 1 x 44, 2 x 22, or 4 x 11.
Factors of 44: 1, 2, 4, 11, 22,

Prime factorization: 44 = 2 x 2 x 11, which can also be written 2² x 11.

2 •2•11=44

Help please, i'll give brainliest for the correct answer!

Answers

Answer:

I'm pretty sure it's A.

Step-by-step explanation:

.

A study was designed to test whether applying metal tags is detrimental to a penguin. One variable examined is the survival rate 10 years after tagging. The scientists observed that 10 of the 50 metal tagged penguins survived, compared to 18 of the 50 electronic tagged penguins. Construct a confidence interval for the difference in proportion surviving between the metal and electronic tagged penguins (). Let be the proportion of penguins with metal tags that survived and be the proportion of penguins with electronic tags that survived. Round your answers to three decimal places.

Answers

Complete question :

A study was designed to test whether applying metal tags is detrimental to a penguin. One variable examined is the survival rate 10 years after tagging. The scientists observed that 10 of the 50 metal tagged penguins survived, compared to 18 of the 50 electronic tagged penguins. Construct a 90% confidence interval for the difference in proportion surviving between the metal and electronic tagged penguins (). Let be the proportion of penguins with metal tags that survived and be the proportion of penguins with electronic tags that survived. Round your answers to three decimal places.

Answer:

(-0.305 ; - 0.015)

Step-by-step explanation:

Sample size, n1 = 50

x1 = 10

n2 = 50

x2 = 18

P1 = x1 / n1 = 10/50 = 0.2

P2 = x2 / n2 = 18 /50 = 0.36

1 - P1 = 0.8 ; 1 - P2 = 0.64

Zcritical at 90% = 1.645

Confidence interval :

(P1 - P2) ± Zcritical * standard error

Standard Error = sqrt[(p1(1-p1))/n1 + (p2(1-p2))/n2]

S.E = sqrt((0.2(0.8))/50 + 0.36(0.64))/50)

S.E = sqrt((0.0032 + 0.004608))

S. E = sqrt(0.007808)

S. E = 0.0883628

(0.2 - 0.36) ± (1.645 * 0.0883628)

-0.16 ± 0.145356806

Lower boundary = - 0.16 - 0.145356806 = −0.305356806

Upper boundary = - 0.16 + 0.145356806 = −0.014643194

(-0.305 ; - 0.015)

For this cylinder the radius r = 6.8 inches and the height L - 14.2 inches. Which is the BEST estimate for the volume? (Use TI = 3.14)

Answers

Answer:303.19

Step-by-step explanation: HOPE I HELPED

What is the correct step to solve this equation?
m + 4 = 10

A. Subtract 4 from both sides
B. Subtract 10 from both sides
C. Add 4 to both sides
D. Add 10 to both sides

Answers

Answer: C add 4 to both sides
I hope this helps you !
It’s A.
4-4=0
10-4=6
Check your work by putting the number in and see if it’s right
6+4=10

Find the value of x and the measure of the missing angle labeled A:

Answers

Answer:

below with explaination

Step-by-step explanation:

angle A + angle B + angle C = 180

x+x+37+x+67=180

3x+104=180

3x=180-104

3x=76

x=76÷3

x=25.3

angle A = 62.3

Answer:

104 and 90

Step-by-step explanation:

What is the area of the shaded region?

Answers

Area of a rectangle = length * width
So in this since, the area of the shaded area (which Is the whole rectangle)
A = 200ft * 100ft
A = 20,000

Answer:

17,680 ft²

Step-by-step explanation:

Shaded area = entire shaded rectangle area - unshaded rectangle area - square area

A = 200(100) - 24(30) - 40²

A = 20,000 - 720 - 1600 = 17,680

What is the value of X?

Answers

Answer

The value of x is 180 degrees

Explanation  

you add 150 and 30 to get the value of X plus if you look carefully you can see that in the image x is at 180 degrees.

50 POINTS... HELP. FIND AC=

Answers

9514 1404 393

Answer:

  AC = 25

Step-by-step explanation:

The product of the near and far distances from C to the circle is the same for each segment. For segment CD, the near and far distances are the same. So, we have ...

  CD² = CB·CA

  CA = CD²/CB = 15²/9 = 25

The length AC is 25 units.

_____

It seems possible that in some other versions of this question you might be asked to find x. Then you have ...

  AB = AC -BC = 25 -9 = 16

  3x +1 = 16 . . . substitute for AB

  3x = 15 . . . . . subtract 1

  x = 5 . . . . . . . divide by 3

Find the value of ln(-0.379).

Answers

Answer:

Undefined

Step-by-step explanation:

To obtain the In(-0.375)

In x = log e x = y

The In is the natural logarithm of a number

To obtain the natural logarithm value of a given number using a calculator :

Simply press the In button followed by the value to obtain the direct value of the number x.

The In of any negative value gives an error output.

The In of x is only defined for values of x greater Than 0; that is ; X > 0

In of negative numbers is undefined

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