10/04/16

A line has a slope of mc012-1.jpg and passes through the point (–3, 8). What is the equation of the line?
A line has a slope of mc012-1.jpg and passes through the point (–3, 8). What is the equation of the line?
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10/03/16

From a purely statistics viewpoint, What is does Six Sigma mean?
From a statistical stand point
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10/03/16

Statistics
assume that the given procedure yields a binomial distribution with n trials and the probability of success for one trail is p. Use the given values of n and p to find the mean and standard... more
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10/03/16

Baking - Word Story Problem
Rebecca wants to bake cookies and cupcakes for a bake sale. She can bake 15 cookies and 12 cupcakes at a time. She needs to make at least 120 backed goods, but no more than 360, and she wants to... more
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09/28/16

Find equations of the lines that contain the altitudes of triangle ABC. Use the equations to find the coordinates of the orthocenter. A(0,0) B(12,6) C(18,0)
A(0,0) B(12,6) C(18,0) Can you also answer: Find equations of the lines that contain the altitudes of triangle ABC. Use the equations to find the coordinates of the orthocenter.
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09/28/16

Let X be the sum of the two faces
Suppose that two balanced (six-faced) dice are rolled. Let X be the sum of the two facesshowing.(a) Find RX.(b) Find the probability mass function of X.(c) Calculate the probability that the sum of... more
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09/28/16

Let A and B be independent events
Let A and B be independent events. If P(A) = 1/4 and P(B) = 1/3, find   (a) P(A|B).   (b) P(B U A).   (c) P(A`n B)   (d) Find P(A U B|A).
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09/28/16

probability and statistics
Suppose that in a certain population 50% are right-handed, 45% are left-handed and 5% areambidextrous. 50% of the right-handed, 80% of the left-handed and 30% of the ambidextrouscan play a musical... more
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09/27/16

Find the average rate of change of the function from X=1 to X=3 using F(x)= 4- 5x
Find the average rate of change of the function from X=1 to X=3   Using F(x) = 4-5x   Average rate of change =  ?   Problem is asking for the exact number, no tolerance.   Thank You :-)....
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09/27/16

Find the difference quotient F (X+H) - F (X) / h for the following function F(x) = x^2-9x
Find the difference quotient F (X+H) - F (X) ALL OVER H.   Using function F (x) = x^2-9x       Getting stumped ?   Thank You ....
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09/27/16

find variable
Casey is retiring and has $2.5 million to invest in stocks and bonds. Casey estimates that the stocks will have an average return of 9.5% and the bonds will pay 7% simple interest. Casey wants... more
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09/26/16

Computing Grades In order to earn an A in Mr. Ortega’s Intermediate Algebra course, Mark must obtain an average score of at least 90. On his first four exams Ma
Computing Grades In order to earn an A in Mr. Ortega’s Intermediate Algebra course,Mark must obtain an average score of at least 90. On his first four exams Mark scored 94, 83, 88, and 92. The... more
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09/26/16

Solve the given problem.
Ken is 6 feet tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 5.3 feet per second. Find a function, d(t),... more
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09/26/16

Airline question
Against the wind a commercial airline in South America flew 756 miles in 3.5 hours. With a tailwind the return trip took 3 hours. What was the speed of the plane in still? air? What was the speed... more
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09/25/16

Calculus Help
Assume the revenue from selling q items is R(q)=−0.003·q2+5·q, and the total cost of producing q items is C(q)=300+1.1·q. (a) Find the profit function P(q). (b) Estimate the marginal profit at... more
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09/22/16

Assume that a test had the following characteristics: M = 80, S = 5, N = 100 Use the z-table to determine the following: The z-score at the 65th percentile
 this is for measurement and eval. having hard time understanding
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09/21/16

In exercises an equation of the form |f(x)| = |g(x)| is given.
a) Solve the equation analytically and support the solution graphically. b) Solve |f(x)|>|g(x)|. c)Solve |f(x)|<|g(x)|.   |x-1/2| = |1/2x-2|
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09/21/16

A.) Find the sinusoidal function of the form. B.) Use the function found in part (A) to predict the height of the water at the next high tide. C.)Draw a graph
Suppose that the length of time between consecutive high tides is approximately 12.5 hours. According to the National Oceanic and Atmospheric Administration, on Saturday, August 7, 2004 in... more
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09/20/16

In a region where 48% of the population is male, there are 11 boys and 14 in a sample of children what is p and p^ for males, and p and p^ for females
This is a sample and population math question.
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09/19/16

A lumberjack cuts 7 pieces of equal length from a log. What is the change in the log's length after 7 cuts
the pieces of cut log are 2 and 1/4 ft
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09/19/16

Square tiles (12 inches by 12 inches) are used to cover a rectangular countertop containing 40 square feet. How many tiles are needed to cover the countertop?
Square tiles (12 inches by 12 inches) are used to cover a rectangular countertop containing 40 square feet. How many tiles are needed to cover the countertop?
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09/19/16

a live stock compamy reports that the mean weight of a group of young steers is 1170 pounds with a standard deviation of 52 pounds.
a live stock company reports that the mean weight of a group of young steers is 1170 pounds with a standard deviation of 52 pounds. based on the model N(1170,52) for the weights of steers. what... more
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09/19/16

there are 24 markers in 2 boxes of markers. which of the following expresses the ratio of markers to boes
 there are 24 markers in 2 boxes of markers. which of the following expresses the ratio of markers to boes
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09/18/16

A tunnel goes through a mountain whose shape can be modeled
A tunnel goes through a mountain whoseshape can be modeled byh = −63x2 + 17xwhere h is the height (in miles) and x is thedistance (in miles) from the opening of thetunnel.Find the length of the... more
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09/16/16

Help Math 125
An object is dropped from 3636 feet below the tip of the pinnacle atop a 520520?-ft tall building. The height hh of the object after tt seconds is given by the equation h equals negative 16 t... more
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