# Which value of r represents data with a strong negative linear correlation between two variables? 1) -1.07 2) -0.89 3) -0.14 4) 0.92

26,129 questions, page 86
1. ## ict

which data type would you use for a telephone number

asked by rachel on October 16, 2008
2. ## Pre-Algebra

Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 15 20 25 30 15 IS MY ANSWER

asked by Wendy on March 20, 2013
3. ## math

Determine the median of this set of data 5,6,3,2,2,9,8,9 A.) 2 B.) 4.5 C.) 5.5 D.) 5 please help me if you can thank you!

4. ## stats

for y = 25, what is the estimated value of value of x, from the following data: X: 11 12 15 16 18 19 21 y: 21 15 13 12 11 10 9 a) 15 b)7 c)13.588 d) 14.986

asked by nithin on October 21, 2015
5. ## Math

make up alist of data with the following landmarks 15, 5,10,20

asked by Mark on January 10, 2011
6. ## Science

what are some tools used to collect data in space?

asked by Cami on November 5, 2015
7. ## Math

What is the difference between discrete and continuous data?

asked by Hamy on April 5, 2018
8. ## global healh and nursing

how and why do nurses use the epidemiology methods and data?

asked by maria on November 2, 2011
9. ## Math

in which system do most of the data fall 1 ,2 3, or 4. plzzzzz help me

asked by eric on October 6, 2016
10. ## math

Find the median and the mean for the data set below. 5.4 2.0 6.8 3.1 2.9 4.7 2.1 5.0 1.9 3.4

asked by Anonymous on June 26, 2011
11. ## College Math

variance of 30 for a data, what is the standard deviation

asked by Patricia on December 21, 2014
12. ## math

Find the median and the mean for the data set below. 5.4 2.0 6.8 3.1 2.9 4.7 2.1 5.0 1.9 3.4

asked by h h on June 26, 2011
13. ## math

What are some examples of related data that have 10-25 points each?

asked by t on January 23, 2013
14. ## math

how to analyze data on a line plot

asked by keisha on November 11, 2008
15. ## Chemistry

why is graphing a useful way for scientists to display data?

asked by Josh on September 2, 2015
16. ## algebra

Graph the set of data {(1,7),(-2,1),(3,13),(-4,-3),(0,5)} Answers are Y=0,9x+8.6 Y=2/5x=-2 Y 5/2x+5 Y=5 Thanks

asked by snow on March 14, 2014
17. ## Math

asked by Yolanda on April 19, 2010
18. ## Math

Write an equation to model the data. x: 0,1,2,3,4 y: 0,2.8,11.2,25.2,44.8 How do you do this?

asked by Anonymous on March 22, 2014
19. ## math

Find an equation to describe the following data, (4, 3), (6, \$1.50), (8, 6)

asked by Taya on June 7, 2015
20. ## Math

Data that would represent a bar gragh

asked by Anonymous on December 20, 2016
21. ## Math

what does it mean to calculate frequencies within a data set?

asked by Steve on November 21, 2013
22. ## Psychology

1 Which of the following is NOT one of the three fundamental features of science? a empirical questions b public knowledge c mathematical equations (My Answer) d systematic empiricism 2 A set of beliefs can be said to be pseudoscientific if it lacks one or

23. ## PSYCH

1 Which of the following is NOT one of the three fundamental features of science? a empirical questions b public knowledge c mathematical equations (My Answer) d systematic empiricism 2 A set of beliefs can be said to be pseudoscientific if it lacks one or

24. ## L Pre-Cal

Hey! I'm getting stuck on how to solve this system of linear equations. Can anyone show me step by step Thanks! 3x-5y+5=1 5x-2y+3z=0 7x-y+3z=0

asked by Norah on January 26, 2011
25. ## Calculus

Find a linear function whose graph is the plane that intersects the xy-plane along the line y=2x+2 and contains the point (1,2,2).

asked by Brandon on September 17, 2012
26. ## algebra

please giveme step by step instructions on how to solve linear equations. -x+4y=9 and x-y=3 . I am trying to plot the coordinaces.

asked by Anonymous on February 1, 2010
27. ## math

The sum of the third and seventh terms of a linear sequence is 38 and the ninth term is 37.find the sequence.

asked by naa on September 12, 2016
28. ## linear approximation

a) Find the linear approximation of the function f(x)=4cos(3x^2) near x = 0 b) Use the approximation found in part (a) to estimate the value of f(pi/20)

asked by Peter on December 7, 2014
29. ## Chem

Why is H2O a bent molecule, while BeH2 is linear? Why is BF3 a planar molecule, while NH3 is not?

asked by PInk Floyd on April 2, 2009
30. ## Math

Tell whether the function is linear. Then evaluate the function for the given value of x. 6.) f(x)= 3-3x; f(2) 7.) f(x)= | x+2 | ; f(-4) 8.) f(x)= 2/x-2; f(6) 14.) f(x)=2/3x-5 ; f(9) Can someone help me with these^^. please write the QUESTION # SO I know

asked by Farrah on September 2, 2014
31. ## maths

the 1st term of a linear sequence is 3 and the 8th term is 31 find the common difference

asked by anuoluwapo on January 25, 2019

two of the forms of a linear equation are standard form and slope-intercept form. explain when each one is more useful

asked by Donna on August 26, 2010
33. ## physics

if the radius from the discus to the axis of rotation is 1.4m, what is the linear velocity of the discus at the time of release?

asked by Andrew on December 3, 2014
34. ## Algebra 2 help

I don't have a calculator to solve these iterations... I really need help. The non-linear equation is f(x)= 4x - x^2 the intial value for the first one is 2.4 and 2.41 for the second one. Thank you so much!! f(2.4) = 4x - x^2 = f2(2.4) = 4x - x^2 = f3(2.4)

asked by Rae on February 6, 2017
35. ## Science, Physics

A particle moves through angular displacement ø on a circular path of radius r. The linear displacement will be

asked by Akanksha on March 31, 2017
36. ## math

Find the value of k such that the system of linear equations is inconsistent. {4x-8y = -3 {2x+ky = 16 I know that the answer is k = -4 but I don't know how to solve to get that answer.

asked by anonymous on May 7, 2008
37. ## algebra 2

Identify the point of intersection listed below each system of linear equations that is the solution of that system. 2x+5y=10 x-3y=-6 (5,0);(0,2); (3,1)

asked by Misty on January 4, 2011
38. ## physics

A pipe of length 10.0 m increases in length by 1.5 cm when its temperature is increased by 90°F. What is its coefficient of linear expansion?

asked by Jesse on December 19, 2010
39. ## Math

provide a table of six values that represent a linear relation? 6 values mean that 6 number on each side x and y value?

asked by dana on March 3, 2015
40. ## Calculus

Find a linear function whose graph is the plane that intersects the xy-plane along the line y=2x+2 and contains the point (1,2,2).

asked by Brandon on September 17, 2012
41. ## Math

A linear function f(x) and its inverse f-1(x) intersect at the point (5,5). Create a function, f(x) that would satisfy this requirement

asked by Sarah H on December 8, 2015
42. ## math

is y=350n-(155n+700) a linear, quadratic, exponential, or none of the listed. If is is not listed, then what is it? thanks for helping me.

asked by ray on September 21, 2009
43. ## math

When graph a linear inequality, we use solid line if the sign of inequality is < or >.it is true or false

asked by sateko on April 18, 2011
44. ## Hi

make a table using points along the graphed linear function .Then, determine the correct function.

asked by Alyson on November 26, 2012
45. ## math, beginning algebra

can someone correct this for me. Directions: Solve each literal equation for the indicated variable. 2x + 3y = 6 (for x) Linear Equation My answer: X = 3-1.5y yes.

asked by jasmine20 on December 20, 2006
46. ## Math

A linear function f(x) and its inverse f-1(x) intersect at the point (5,5). Create a function, f(x) that would satisfy this requirement

asked by Sarah H on December 8, 2015
47. ## math

Does linear growth have to add the exact same amount, so a constant amount, each time or does it just have to be close?

asked by Sami on February 3, 2016
48. ## child psychology in general

child development can most aptly be described as? a.linear b.like a pyramid c.like an inverted pyramid d.cyclical my answer is c

asked by susue on July 29, 2013
49. ## Calculus

Find a linear function whose graph is the plane that intersects the xy-plane along the line y=2x+2 and contains the point (1,2,2).

asked by Brandon on September 17, 2012
50. ## Physics

A string with a length of 2.5m resonates in five loops. The string linear density is 0.05 kg/m and the suspended mass is 0.5 kg.

asked by shaquira on May 23, 2011
51. ## Linear Algebra

Let u and v be vectors in R^n, and let T be a linear operator on R^n. Prove that T(u) dot T(v) = u dot v IFF A^T = A^-1 where A is the standard matrix for T.

asked by romulo on March 7, 2007
52. ## algebra 1

f(x) = 10(2)^x Is this function's rate of change over the interval -1 ≤ x ≤ 2 greater or less than that of the linear function g(x)=10x + 7? -- What is this problem asking me to do and how do I do it?

asked by name on December 3, 2017
53. ## physics

if a 60-kg woman is riding in a car traveling at 90 km/h is her linear momentum relitive to (a) the ground or (b)the car

asked by melissa on February 4, 2008
54. ## matha school.alleppey

300 is divided into 2 parts so that half of one part may be less than other by 48.then the parts are?find the linear equation

asked by jennath on June 16, 2013
55. ## maths

For each of the following linear transformations, write down its matrix and describe the transformation a) g(x,y)=(4x,6y) b) h(x,y)=(x+2y,y) c) k(x,y)=(y,x) so I have worked out the matrices: (4 0 0 6) (1 2 0 1) (0 1 1 0) Not sure what the transformations

asked by s17 on February 15, 2017
56. ## Math

1. In order to collect data on the signal strengths in a neighborhood, Briana must drive from house to house and take readings. She has a graduate student, Henry, to assist her in the task. Briana figures it would take her 12 hours to complete the task if

asked by Angela on November 4, 2017
57. ## Physics

Lighting strike: Storm clouds build up large negative charges that dwell in a charge center. Suppose a storm cloud has -25 C in a charge center located 10 km above the ground. The negative charge center attracts an equal amount of positive charge that is

asked by Cassie on March 22, 2013
58. ## Psychology

Hello, I am in need of help with a psychology question. Here is the information that was provided: Psychologists use field observations, laboratory experiments, and other methods to gather data relevant to their research questions. When sufficient data

asked by Meredith on December 7, 2014
59. ## science!

i have 6 questions, each with an answer. i would appreciate if you review the questions check my answers. tank you very much tutors. variables and graphing assessment practice Ethylene is a plant hormone that causes the fruit to mature. The data below

asked by anon on September 9, 2015
60. ## Chemistry

Why are the molecules of hydrocarbons nonpolar? The intermolecular attractions are strong. The electron pair is shared almost equally in all the bonds. All the bonds are single covalent bonds*** Van der Waals forces overcome polarity

asked by Abby on June 1, 2016
61. ## english

I did help with my thesis statement? I writing an essay from the play trifles by susan Glaspell. Thesis: Minnie Wright loses her mind which relates to isolation,the gender differneces and the canary death. I need a very strong thesis

asked by terri on September 15, 2010
62. ## NM social studies

How were the Maya and Aztecs civilizations similar? A. They both lacked a strong government. B. They both developed complex mathematical and calendar systems.** C. They both used weapons superior to those of early eastern civilizations. D. These

asked by Selena on October 1, 2018

Return on assets represents the total return on the net investment in the firm. True or False?

asked by Kesha on April 26, 2010
64. ## math

The perimeter of a rectangular backyard is 6x + 6 yards. If the width is x yards, find a binomial that represents the length.

asked by Cheryl on September 3, 2010
65. ## math

Which expression represents the largest number? A. 40.1 3 1026 B. 4.1 3 1027 C. 0.411 3 1026 D. 0.04001 3 1025

asked by maria on September 17, 2015
66. ## Algebra

The ordered pairs (1,6), (2,36), (3,216), (4,1296), and (5,7776) represent a function. What is a rule that represents this function?

asked by Steve on October 17, 2014
67. ## geometry

A rectangle has a width of 4x+2 and a length of 2x-5. write a function that represents the prime of th rectangle. then find the pimeter if x=7

asked by gabby on March 21, 2011
68. ## Math

Triangle ABC is an obtuse triangle with two congruent angles. If m< C = 108 write an expression that represents m

asked by Dani on April 17, 2011
69. ## math

Find the matrix which represents(a)a reflection(b)a half turn abt 0(c)a reflection in the line y=x).plz help me...)

asked by t on July 4, 2007
70. ## Algebra

Area of a square. Find a polynomial A(x) that represents the area of the shaded region in the accompanying figure.

asked by Shandra on February 18, 2009
71. ## Math

The following diagram represents a coffee table . If the scale is 1:30, determine the actual dimensions of the table it is 41/2 length and 2

asked by Krista on April 12, 2015
72. ## Mathematics

If 1) a b 0 , 2) 0 a b , 3)b 0 a =0, Where 1) ,2),3) represents the three rows of a (3*3) matrix which is equal to 0) show that a/b is the cubic root of (-1). I took b outside the matrix to get, b* {1) (a/b) 1 0 2) 0 (a/b) 1 3) 1 0 (a/b) } I don't see a

asked by Aanya on June 26, 2017
73. ## Algebra help PLEASE? first and ONLY question

Which of the images above represents a proof pf the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the PT.

asked by KurtCornell on November 14, 2013
74. ## Calculus

Vector D represents: URL is here imgur dot com/AX4EN a) A+B b) A-B c) C+B d) A+C I chose answer A. Is that the correct answer?

asked by Jake on March 26, 2012
75. ## Geometry

Please Help! How do I work this? The Volume of the box is represented by (x^2+5+6)(x+5). Find the polynomial that represents the area of the bottom of the box.

asked by Tim on September 10, 2007
76. ## Geometry

Please Help! How do I work this? The Volume of the box is represented by (x^2+5x+6)(x+5). Find the polynomial that represents the area of the bottom of the box.

asked by Tim on September 10, 2007
77. ## Math

The ordered pairs (1, 5), (2, 25), (3, 125), (4, 625), and (5, 3125) represent a function. What is a rule that represents this function? A. y = x5 **B. y = 5x C. y = 5x D. y = x + 5

asked by School Rocks on December 19, 2017
78. ## jones high school

which of the following represents a function on a line. ellipse circle horizontal vertical Is the correct answer vertical?

asked by kareen on August 7, 2015
79. ## Math

Every 1 1/2 on a wilderness map represents 1 mile. If the actual distance between two likes is 10 miles how far apart are the lakes on the map?

asked by Kay on June 23, 2016

1. The ordered pairs (1, 1), (2, 8), (3, 27), (4, 64), and (5,125) represent a function. What is a rule that represents this function? Y = x Y = 4x Y = x^2 Y = x^3 I don't know how to solve this please help!

asked by Charlotte on November 7, 2013
81. ## Algebra

A kitten weighs four pounds and2/3 of a fifth pound. Which mixed number represents the kitten's weight?

asked by TT on January 30, 2017
82. ## Math

Which measurement represents the height of the parallelogram? 3 m 4.2 m 6 m 10.2 m I'm stuck between 3 and 4.2 I can rule out 6 m and 10.2 m. But what would there be a difference if I were to choose 4.2 if it is slant height or just 3 m? Please help me.

83. ## math

sandra wrote the sequence below 2,5,10,17,... which equation represents the rule for finding the nth term of this equation

asked by jayla on April 2, 2011
84. ## geometry

the figure below represents a building in the shape of a pentagon. using the scale 1 inch= 94 feet, what is the perimeter of the building?

asked by Hanna on August 15, 2011
85. ## Algebra

The ordered pairs (1,1), (2,8), (3,27), (4,64) , and (5,125) represent a function. What is a rule that represents this function? My answer is y = x cubed

asked by Steve on October 17, 2014
86. ## geometry

the base of a triangular sail is x feet and its height is 1/2x+7 feet.which expression represents the sails area?

asked by teana on August 9, 2011
87. ## Algebra

Create a real-life representation of the following multiplication problem. Explain what the result represents in the problem. 15(2/5)=6

asked by Britney on January 13, 2017
88. ## math

In the square, x represents a positive whole number. find the value of x much that the area is equal to half the perimeter of the square.

asked by John Dosley on September 18, 2016
89. ## math

a map has a scale of 5 cm represents 3 km. Wich proportion would not allow you to find the actual distance between 2 cities if they are 7 cm apart on the map?

asked by Keisha on January 11, 2012
90. ## GPH 111

On a map with a scale of 1:12,000, a measured distance of 1 inch represents what distance in feet? With work

asked by Bethany on July 20, 2016
91. ## Math

In the square, x represents a positive whole number. find the value of x such that the area is equal to half the perimeter of the square.

asked by John Dosley on September 18, 2016
92. ## Help! Science....

Please help me check if I did my homework right base on a picture of picking strawberry farm. 1. Activity Investigation Picture Scientific Method: I. Perceiving the Problem Are these people a worker in a farm? II. Research a. Wearing different style of

asked by Mae on September 5, 2012
93. ## science... Help me urgent!!

Please help me check if I did my homework right base on a picture of picking strawberry farm. 1. Activity Investigation Picture Scientific Method: I. Perceiving the Problem Are these people a worker in a farm? II. Research a. Wearing different style of

asked by Mae on September 4, 2012
94. ## Science

Please help me check if I did my homework right base on a picture of picking strawberry farm. 1. Activity Investigation Picture Scientific Method: I. Perceiving the Problem Are these people a worker in a farm? II. Research a. Wearing different style of

asked by Mae on September 4, 2012
95. ## Scientific Question

Please help me check if I did my homework right base on a picture of picking strawberry farm. 1. Activity Investigation Picture Scientific Method: I. Perceiving the Problem Are these people a worker in a farm? II. Research a. Wearing different style of

asked by Nina on September 4, 2012

The reciprocal of a linear function and a quadratic function have the same horizontal asymptote.what is its equation?

asked by Thaya on November 29, 2013
97. ## Algebra

Linear Equation -8x+4y=-12 Answer book states is y=2x-3 I am not arriving at this answer when I simpify

asked by G on February 22, 2008
98. ## Algebra

When is the substitution method a better method than graphing for solving a system of linear equations?

asked by Cassidy on January 28, 2013
99. ## math

When a situation can be modeled by a linear equation, what information do you need in order to find an equation?

asked by Carly on October 29, 2016
100. ## math

Two angles are a linear pair. One angle is 8 times as large as the other. What is the measure of each of the angles

asked by george on January 26, 2010