Correlations, scatter plots, regression results, and time series analysis are generally associated with predictive analytics.
A statistical measure known as correlation expresses how closely two variables are related linearly (meaning they change together at a constant rate). It's a typical technique for describing straightforward connections without explicitly stating cause and consequence.
Statistical method that links a dependent variable to one or more independent variables.
to separate and go in various direction
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what if i am in the international space station approximately 240 miles above the surface of the earth. approximately how far away is the horizon?
The horizon is about 1,027 miles away if a person is in the international space station about 240 miles above the surface of the earth.
As a general rule, the horizon is located 2.9 miles away from an observer on the Earth's surface, and it is because of the planet's curvature. If a person moves up in the sky, the horizon line will also move up because the person's line of sight is increasing in distance.
In other words, if a person moves to a higher altitude, they will be able to see farther. The calculation to determine the distance of the horizon is based on the following formula:
D = √[(2Rh) + h²]
D is the distance to the horizon
R is the radius of the earth
h is the height above sea level of the observer in meters.
The radius of the Earth is about 6,371 kilometers, and it can be converted to meters by multiplying it by 1,000. The altitude of the International Space Station (ISS) is approximately 408 kilometers above the Earth's surface or 240 miles.
Using this information, we can calculate the distance to the horizon.
D = √[(2 * 6,371,000) + (408,000)²]D = √[(12,742,000) + (166,464,000,000)]D = √[166,476,742,000]D ≈ 408,216 meters
≈ 1,338,381.8 feet ≈ 403.6 km ≈ 252 miles
Therefore, if a person is on the International Space Station about 240 miles above the Earth's surface, the horizon will be around 1,027 miles away.
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The manufacture of an energy drink spans $1.20 to make each drink and sells them for two dollars the manufacturer also has fixed cost each month of $8000 find the cost function when X energy drinks are manufactured
Let x be the number of energy drinks produced. The cost function for the production of x energy drinks is:
\(C(x)=1.20x+8000\)Unit 5, Lesson 2: Assignment 1
- Circle Dilations
Dante created the following measurements and calculations:
He then made the following measurements and calculations:
• He calculated the ratio
OB
OA
= 4.25.
• He measured the perimeter of A ARG, and found it to be 16.8 cm.
PERIOD
4.25
- 12.3
12.3
DB
H
R
P= 16.8
S
• He measured
• He calculated the area of A ARG, and found it to be 2.3 cm?.
• He calculated the circumference of circle A, and found it to be approximately 12.3 cm.
He would now like to calculate corresponding values for the triangle in the larger circle, and he needs your help.
Calculate the following, using your knowledge that all circles are similar, along with the data already collected by Noah.
5. Find the perimeter of A BSH.
6. Find the measure of LSBH.
7. Find the area of A BSH.
8. Find the length of the circumference of circle B.
To calculate the corresponding values for the triangle in the larger circle, we need to use the fact that all circles are similar. This means that the corresponding sides of the circles are proportional, and their corresponding angles are congruent. We can use this property to find the missing values.
First, let's find the radius of circle B. Since the ratio of the corresponding sides of the circles is 4.25, we can find the radius of circle B as follows:
R_B = 4.25 * R_A = 4.25 * 2.9 = 12.33 cm
Now, we can use the radius of circle B to find the lengths of the sides of triangle BSH. Since triangle BSH is also similar to triangle AOG, we can use the same ratio of 4.25 to find the lengths of the corresponding sides. We have:
BS = 4.25 * OA = 4.25 * 3.2 = 13.6 cm
BH = 4.25 * OG = 4.25 * 2.6 = 11.05 cm
To find the length of SH, we can use the fact that the sum of the lengths of the sides of a triangle is equal to its perimeter. We have:
Perimeter of triangle BSH = BS + SH + BH = 13.6 + SH + 11.05 = 24.65 cm
Therefore, the perimeter of triangle BSH is 24.65 cm.
To find the measure of angle LSBH, we can use the fact that the corresponding angles of similar triangles are congruent. Since angle AOG is a right angle, we know that angle BSH is also a right angle. Therefore, we have:
angle LSBH = angle BSH - angle LBS = 90 - 64 = 26 degrees
Therefore, the measure of angle LSBH is 26 degrees.
To find the area of triangle BSH, we can use Heron's formula, which gives the area of a triangle in terms of its side lengths. We have:
s = (BS + SH + BH)/2 = 24.65/2 = 12.325 cm
Area of triangle BSH = sqrt(s(s-BS)(s-SH)(s-BH)) = sqrt(12.3250.0251.275*0.075) = 0.167 cm^2
Therefore, the area of triangle BSH is 0.167 cm^2.
To find the length of the circumference of circle B, we can use the formula for the circumference of a circle, which is given by:
C_B = 2piR_B = 2pi12.33 = 77.42 cm
Therefore, the length of the circumference of circle B is approximately 77.42 cm.
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12 students play on the schools basketball team 36 students play on the football team.what is the ratio of basketball players to football players
State the Factor Theorem
Equation: 11x=14x-15
(a) Boris is going to buy X copies of a book
Store A charges $_ per copy with no other charges or discounts.
Store B charges $_ per copy and there is a $_ [choose one: shipping charge or a coupon discount]
The total cost with all charges and discounts is [choose one: The same for the two stores, more for store A, or more for store B]
(b) For this equation (and story): x=_
Answer:
(a)
Step-by-step explanation:
below is the graph of y=|x|.translate it to make it the graph of y=|x-3|
When we translate a graph adding X units it will have a horizontal shift to the left.
But if we subtract X units, it'll have a horizontal shift to the right
So in this case, x-3 means we are doing a horizontal shift to the right.
Which expression is equivalent to
Answer:
16 x¹⁰ + 88 x⁵ + 121
step-by-step explanation:-
( 4 x⁵ + 11)²
use ( a + b)² = a² + 2ab + b² to expand the expression( 4x ⁵)² +2 ( 4x⁵) ( 11 ) + ( 11 )²
calculate we get
16 x¹⁰ + 88 x⁵ + 121
The probability of selecting a T or a P on the second draw, given that an F was selected on the first draw is
The probability of selecting a T or a P on the second draw, given that an F was selected on the first draw is 0.39.
What is probability?The probability of selecting a T or a P on the second draw, given that an F was selected on the first draw, can be calculated using conditional probability.
P(A|B) = P(A and B) / P(B)
P(A and B) = P(T or P on second draw and F on first draw) = P(T on second draw and F on first draw) + P(P on second draw and F on first draw)
= (3/9) x (4/10) + (2/9) x (4/10) = 14/90
To find P(B), we know that it is 0.4.
Therefore, the conditional probability of selecting a T or a P on the second draw, given that an F was selected on the first draw, is:
P(A|B) = P(A and B) / P(B) = (14/90) / 0.4 ≈ 0.39
So the probability of selecting a T or a P on the second draw, given that an F was selected on the first draw, is approximately 0.39.
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Manuel incorrectly claimed that the surface area of the cylinder
shown is about 621.7 in.. Use a formula to find the surface area of the cylinder.
Use 3.14 for it. What was his likely error?
11 in
The surface area of the cylinder is about
(Round to the nearest tenth as needed.)
Answer:
25.9%
Step-by-step explanation:
Since, the actual dimensions of the cylinder is not given we can assume the some dimension to explain the problem
Let us assume the dimension of the cylinder be
radius= 3in
height= 5 in
The expression for the total surface area of a cylinder is
T. S. A. =2πrh+2πr^2
Let us plug in the values to to find TSA
T. S. A. =2×3.14×3×5+2×3.14×3^2
Solving we get
T. S. A. =94.26+56.556
T. S. A. =150.816 in^2
Now let us find the error
we know that error % is calculated as
%error= [actual value-expected value/expected value]×100
%error= [190 -150.816/150.816]×100
%error= [39.184/150.816]×100
%error= 0.259×100
%error= 25.9%
Graph the line that represents this equation: help please
Answer:
Here I graphed it for you.
Step-by-step explanation:
Adi bought a bag for $25 and sold it at a loss of 10%. Find the selling price of the bag.
Answer:
The selling price of the bag is $22.5
Step-by-step explanation:
Buying Price = $25,
Selling Price = ?
Since they sold it at a loss of 10%,
So, they sold it for a price 10% less than the buying price,
or at 90% or 0.9 of the buying price,
so,
Selling Price = (0.9)(25) = $22.5
the length of a rectangular piece of sheet metal is longer than its width. a square piece that measures on each side is cut from each corner, then the sides are turned up to make a box with volume . find the length and width of the original piece of sheet metal.
The width of the original piece of sheet metal is (w^2 - l^2)/(3w + 3l), and the length is (l^2 - w^2)/(3w + 3l).
To solve this problem, we can use the formula for the volume of a rectangular box, which is V = lwh, where l is the length, w is the width, and h is the height.
First, let's find the height of the box. Since we cut squares from each corner, the height of the box is the length of the square that was cut out. Let's call this length x.
The width of the box is the original width minus the lengths of the two squares that were cut out, which is w - 2x.
Similarly, the length of the box is the original length minus the lengths of the two squares that were cut out, which is l - 2x.
Now we can write the volume of the box in terms of x, w, and l:
V = (w - 2x)(l - 2x)(x)
Expanding this expression, we get:
V = x(4wl - 4wx - 4lx + 8x^2)
Simplifying further:
V = 4x^3 - 4wx^2 - 4lx^2 + 4wlx
To find the dimensions of the original piece of sheet metal, we need to maximize this volume. We can do this by taking the derivative of the volume with respect to x and setting it equal to zero:
dV/dx = 12x^2 - 8wx - 8lx + 4wl = 0
Solving for x, we get:
x = (2wl)/(3w + 3l)
Now we can use this value of x to find the width and length of the original piece of sheet metal:
w - 2x = w - 2(2wl)/(3w + 3l) = (w^2 - l^2)/(3w + 3l)
l - 2x = l - 2(2wl)/(3w + 3l) = (l^2 - w^2)/(3w + 3l)
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In the Florida Lottery Cash4Life game a player must select five numbers from 1 to 60 and then one Cash Ball number from 1 to 4. He will win the jackpot of $1000 a day for life if all five numbers and the Cash Ball match the winning numbers drawn on Monday nights. He will win $1000 a week for life if just all 5 numbers match the winning numbers. Assuming that the numbers are equally likely to be
drawn, determine:
(a) (5) The probability that the player will $1000 a day for life;
(b) (5) The probability that the player will $1000 a week for life;
The probability of winning $1000 a day for life is approximately 5.245 x 10^-11 and the probability of winning $1000 a week for life is approximately 1.07 x 10^-8. The probability of winning the jackpot ($1000 a day for life) is 1/(60^5 * 4), while the probability of winning $1000 a week for life is 1/(60^5).
In the Florida Lottery Cash4Life game, a player must select five numbers from 1 to 60 and then one Cash Ball number from 1 to 4. The jackpot prize is $1000 a day for life if all five numbers and the Cash Ball match the winning numbers drawn on Monday nights. If just all five numbers match the winning numbers, the player will win $1000 a week for life.
To determine the probability of winning $1000 a day for life, we can use the formula for the probability of independent events: P(A and B) = P(A) x P(B)
(a) To win the jackpot of $1000 a day for life, the player needs to match all five numbers and the Cash Ball. There are 60 options for each of the five numbers and 4 options for the Cash Ball. The total number of possible outcomes is 60^5 (60 choices for each of the five numbers) times 4 (for the Cash Ball). So the probability of winning the jackpot is 1/(60^5 * 4). (b) To win $1000 a week for life, the player needs to match only the five numbers, without considering the Cash Ball. The total number of possible outcomes for this scenario is 60^5. Therefore, the probability of winning $1000 a week for life is 1/(60^5).
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Which set of values makes the inequality n > -5 true?
А
{-5, -5.5,-6)
B
{-5, -4.5, -3)
Ć
(-6,0,5)
D
{-6, -7,-8}
Answer:
the answer is c :)
Step-by-step explanation:
What is the value of 4/15 divided by 2/3
Answer:
2/5 or 0.4
Step-by-step explanation:
Answer:
2/5
Step-by-step explanation:
4/15 *3/2
12/30
6/15
2/5
what trigonometric expression can be used to find the value of x? replace a and b with the correct values.
The trigonometric function that can be used to find the value of x is 12 / tan ( 25 ) . The correct values of a and b will be 12 and 25 resp . .
Given :
A right angle triangle , one angle = 25 ° and side opposite given angle = 12 units .
Trigonometric Formula for Tan θ
tan θ = perpendicular / base , tan θ = ( sin θ / cos θ ) , tan θ = ( 1 / cot θ ) .
where θ = 25 , perpendicular = 12 , base = x .
Substituting values in above first formula ,
tan 25 = 12 / x
Therefore , x = 12 / tan ( 25 ) .
Hence , a = 12 and b = 25 .
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Write an explicit formula for a n , the n ^ (th) term of the sequence =6,-30,150,....
Answer:
\(t(n) = -5^{n-1}*6\)
Step-by-step explanation:
\(t(n) = -5^{n-1}*6\)
What is the he measure of angle C
Answer:
18
Step-by-step explanation:
Which of the following tables represents a linear relationship that is also proportional? x y 0 3 3 6 6 9 x y 0 4 2 6 4 8 x y 0 0 6 3 12 6 x y 0 3 5 5 10 7
Choice B, with a y-intercept of 0, is the correct response and provides a table that depicts a linear and proportionate relationship that is
x y
0 0
2 1
4 2
What do you mean By graph Intercept function?
The graph's intercept is the location where the line or curve crosses the axis. The term "x-intercept" refers to a point that crosses the x-axis. The y-intercept is the location where a point crosses the y-axis. Here is a y-intercept illustration. Suppose the line y = x+ 3 exists. This graph's y-axis intersects at this location (0,3). So, the line y = x+3's y-intercept is (0,3). By changing Y to 0 and solving for X, you can always discover the X-intercept. Likewise, you may always solve for Y while holding X equal to 0 in the equation to determine the Y-intercept.To know more about intercept here
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What is the volume of the cylinder below?
Use 3.14 for pi.
Answer:
about =502.65
Step-by-step explanation:
Which line has the greatest slope?
Answer:
Line B
Step-by-step explanation:
Automatically, we can eliminate Line C, because the slope is negative, since the question's asking which one is the greatest slope. However, if you do want to find the slope of Line C, you can use the rise/run method or the slope formula. Using the coordinate sets (0, 0) and (1, -2) and applying y2-y1/x2-x1 = -2-0/1-0 = -2/1 = -2.Line A's slope is 1/2. You can either find this out by applying the rise/run formula (rise = 1, run = 2) or you can find 2 coordinate sets to solve for slope. In this case, I'll use (0, 0) and (2, 1). Using the formula y2-y1/x2-x1... 1-0/2-0 = 1/2.Line B's slope is 2. As stated in Line A, you can find this by applying the rise/run formula or using 2 coordinate sets. I'll use the points (0, 0) and (1, 2). Using the formula y2-y1/x2-x1... 2-0/1-0 = 2/1 = 2.Since the question is asking which line has the greatest slope, the line that has the greatest slope would be Line B. (2 > 1/2 > -2)
Please solve!! write and solve inequality.
Will Name BRAINLIEST!!!
Answer:
time greater than 6 hours
Step-by-step explanation:
For this problem, we are given the rate at which the refrigerator's temperature increases and the rate at which the oven's temperature decreases along with the initial temperatures for both. Using this information, we can determine the amount of time that will need to pass for the two to have equal temperature, or pass each other in opposite directions of temperature. Let's write the inequality using the information:
40 + 5t > 340 - 45t
Let t be the amount of time passed in hours. So, we simply need to solve the inequality for t.
40 + 5t > 340 - 45t
40 + 50t > 340
50t > 300
t > 6
Given this information, we know that after 6 hours have passed, the temperature of the fridge and oven will be equal. So we can say that any time greater than 6 hours, the fridge will have a higher temperature than the oven.
Cheers.
what is a light rail system? group of answer choices a smaller rail system powered by electricity a traditional railway buses that run on rails a train with a single passenger car
A light rail system can be described as a smaller rail-based transportation system that is powered by electricity, providing efficient and sustainable urban transit options for passengers.
A light rail system refers to a smaller rail-based transportation system that operates within urban or suburban areas. It typically consists of light rail vehicles (LRVs) that run on tracks, similar to a traditional railway system. However, light rail systems are designed to serve shorter distances and provide more frequent stops compared to heavy rail systems.
One distinguishing characteristic of a light rail system is that it is powered by electricity. The LRVs usually run on overhead electrical wires or through an electrified third rail system. This electric power source allows for a more sustainable and environmentally-friendly mode of transportation.
Light rail systems are often integrated into the existing urban infrastructure and provide convenient and efficient transportation options for commuters. They offer a balance between the capacity of traditional heavy rail systems and the flexibility of buses. Light rail vehicles can accommodate a significant number of passengers and operate on fixed routes, offering a reliable and comfortable mode of public transportation.
Overall, a light rail system can be described as a smaller rail-based transportation system that is powered by electricity, providing efficient and sustainable urban transit options for passengers.
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Assume X and Y are both differentiable functions of t and 9x'y = 18. 1. Find dys ir diete = 2 and x = 1 Submit Answer Tries 0/99 2. Find design die = 3 and y = 2 Submit Answer Tries 0/99 This discussion is closed. 4 Send Feedback
To find dy/dt when e = 2 and x = 1, we start by differentiating both sides of the given equation with respect to t:
9(dx/dt)(dy/dt) = 0
Since we are looking for dy/dt, we can solve the equation for dy/dt:
dy/dt = 18 / (9(dx/dt))
Substituting the given values e = 2 and x = 1, we have:
dy/dt = 18 / (9(dx/dt)) = 18 / (9(2)) = 1
Therefore, when e = 2 and x = 1, the value of dy/dt is 1.
To find dx/dt when e = 3 and y = 2, we start by differentiating both sides of the given equation with respect to t:
9(dx/dt)(dy/dt) = 18
We are interested in finding dx/dt, so we can solve the equation for dx/dt:
dx/dt = 18 / (9(dy/dt))
Since we don't have the value of dy/dt, we need more information to calculate dx/dt when e = 3 and y = 2.
Please provide additional information or clarify the problem further if you have any other given values or constraints.
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The difference of a number and - 11/12 is the same as the difference of three times the number and 1/6
Answer:
The number is 13 /24
Step-by-step explanation:
Let the number = x
x - (- 11/12) = 3x - 1/6
x + 11/12 = 3x - 1/6
Collect like terms ;
x - 3x = - 1/6 - 11/12
-2x = (-2 - 11) / 12
-2x = - 13 / 12
-2x(12) = - 13
-24x = - 13
x = 13 / 24
Find the square root of the following decimal numbers.
(b) 0.0016
The square root of the decimal number is √0.0016 = 0.04
How to find the square root of the decimal number?Here we can find the square root of the decimal number:
N = 0.0016
Notice that we can write this number as:
0.0016 = 16*10⁻⁴
Now we can take the square root of that, so we will get:
√(16*10⁻⁴)
We can distribute the square root to get:
√16*√10⁻⁴
These two are easy, we will get:
√16*√10⁻⁴ = 4*10⁻² = 0.04
That is the square root.
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The perimeter of rectangle is 40 inches the length is 2 inches more than three times the width write and solve a system of an equation to find the length and the width of a rectangle. help pls!!
Answer:
Thisis your answer ☺️☺️☺️
A pancake requires 4 cups of flour for every 16 pancakes. How much flour is used per pancake?
Answer:
The correct answer is 0.25 cups of flour also written as 1/4 cups of flour
Step-by-step explanation:
HAVE A GOOD DAY!
Answer:
1/4 cup of flour for every pancake
Step-by-step explanation:
Divide 16 by 4 to get 4
Divide 4 by 4 to get 1
Divide 1 by 4 to get 1/4.
So a pancake requires 1/4 cup of flour for every pancake.
f(x) is a function true or false
Answer:
Depends on the x value
Step-by-step explanation:
f(x) can only be a function if the x values are not repeating.