Monday
February 8, 2016

# Posts by Lori

Total # Posts: 475

statistics
P(A)=.37, P(B)=.19, P(A and B)=.13. What is the probability that A doesn't occur or B does?
September 20, 2010

statistics
P(A)=.37, P(B)=.19, P(A and B)=.13. What is the probability that A doesn't occur or B does?
September 20, 2010

statistics
In a box of thirty AAA batteries, there are three defective batteries. Two batteries are randomly selected and tested. What is the probability that both are defective, if the first one is not replaced after being tested?
September 19, 2010

Statistics
Thank you for trying--appreciate it.
September 19, 2010

Statistics
I seem to get 0.167--book has 0.1157
September 19, 2010

Statistics
Roll two standard dice and add the numbers. What is the probability of getting a number larger that 9 for the first time on the third time.
September 19, 2010

Statistics
the answer the book is 243/1024
September 19, 2010

Statistics
In a department store there are 120 customers, 90 of whom will buy at least 1 item. If 5 customers are selected at random, one by one, find the probability that all will buy at least 1 item.
September 19, 2010

Math
An aircraft manufacturer determines that one of it's aircrafts has twice as many seats as another. Find the number of seats for each aircraft if the total number of seats is 336.
September 3, 2010

algebra
What is 7/16+2x=9/8 if you solve for x?
August 24, 2010

Algebra
If a pro basketball player has a vertical leap of 25 inches, what is his hang time? Use the hang time function V = T^2 Hang time is _________ seconds. Simplify the answer. Type an integer or a decimal Round to the nearest tenth. The answer I came up with is .52 seconds. Can ...
August 17, 2010

algebra
Thank you, I thought I was on the right track but wasn't sure.
August 17, 2010

algebra
Find the variation constaant and an equation of variation where Y varies directly as X and Y = 72 hen X = 8 The variation constant is K = ? The equation of variation is Y = ? I think that K = 9 but not sure I don't have a clue about the rest.
August 17, 2010

IT210 week7/ DQ1
• Due Date: Day 2 [Main] forum • Please post pseudocode or code showing how you would access a file as either a database or a sequential file. Describe in your code the differences between accessing the data. Post what is needed for this weeks assignment.
August 10, 2010

Algebra
July 29, 2010

INB 205
Wal-Mart Taking on the World Minicase Thank you Ms Sue. Now I need to find: Some statistics in regard to GNP and future growth potential for expanding Wal-Mart into India. What are the Government and Public Attitudes about American Products? Promotional Methods specific to ...
July 18, 2010

INB
I need to create a 7-12 slide powerpoint with 3 references for Wal-Mart Takes on the World Minicase. I don't know where to begin and I have a difficult time with research. Consider the following scenario: Your boss, the CEO of Wal-Mart, is interested in expanding ...
July 18, 2010

Math
Explain why this statement is true: when simplifying rational expressions, we must cancel factors only, and not terms. Give an example using just numbers.
July 14, 2010

Thank you
July 11, 2010

I would like to know what is viewed as a handout in a college level course. I have the two sites that I need to use as a reference but I was not sure if a table would be appropriate to list the informaton needed. I just don't know where to begin.
July 11, 2010

I have to create a 2 page handout for the following scenaario: Your company has developed a product that is all but guaranteed to be successful in any country that has a substantial population. The sales and marketing department would like you to do some research and find out ...
July 11, 2010

AED
Explain why this statement is true: when simplifying rational expressions, we must cancel factors only, and not terms. Give an example using just numbers.
July 10, 2010

algebra
Simplify the answer. Type coefficient as integers or decimals. (1.4x^3+4.8x^2-3.3x)-(-4.9x^3-4.3x^2+86)
July 5, 2010

math
Describe what the interval ( -7, 12) looks like
June 13, 2010

geometry
Draw two parallel lines on your paper. Locate four points on the paper each an equal distance from both lines. Describe the figure you get if you continue to locate points each an equal distance from both lines
May 20, 2010

Eth 125
Could somone check my grammer for me. I am not the best and could use some help. Thanks. • Imagine yourself as a current member of your selected group, and consider the following question: Would I want to immigrate to the United States, and why? Think about what opinion ...
May 19, 2010

Finance
Lee-Foods, Inc., sells 55-pound bags of tomatoes for \$12 a bag. The fixed costs of this operation are \$79,000, while the variable costs of the tomatoes are \$.11 per pound. Please help, I have worked this out like this please tell me if this is correct FC \$79,000 = \$79,000 = my...
May 18, 2010

math
Explain in your own words why the line x = -8 is a vertical line.
May 10, 2010

math
70/3276 = 100/x 70x = 327600 x = 4680
May 4, 2010

COM 220
what is the thesis statement for A Nation Torn Apart
April 26, 2010

math
3{[3(x-5)+15]-[3(4x-3) +3]}
April 25, 2010

Math
3{[3(x-5)15]-[3(4x-3) +3]} I need help to simply this. I have been working on this for 2 hours and still don’t get it, can anyone help?
April 25, 2010

Algebra
3{[3(x-5)15]-[3(4x-3) +3]} I need help to simply this. I have been working on this for 2 hours and still don’t get it, can anyone help?
April 25, 2010

Socials
Seven Years War where were over 300 british men women and children massacred in 1757
April 21, 2010

Math
The total amount being spent on personal calls in a month by employees of a company follows a normal distribution with a mean of \$900 and a standard deviation of \$50. Find the probability that in a randomly selected month the amount spent on personal calls is less than \$750
April 17, 2010

Math
Use patterns or a linear equation to complete the table. P 2 88 8 10 ? Q 22 ? 110 110 330
April 17, 2010

Physics
Who were two historical figures (scientists) that contributed to the process of mantle convection and plate movement?
April 12, 2010

algebra
Give the equation of the circle with center at (0, 2) and radius = 5
April 11, 2010

math
That's what I got, too. Thank you! I just wanted to be sure I was doing the problem right.
April 11, 2010

math
Give the equation of the circle with center at (0, 2) and radius = 5
April 11, 2010

algebra
without graphing, identify the slope and the y-intercept for the line associated with the equaiton. 5x + 20y = 60
April 7, 2010

PreCalc
An isosceles triangle is a triangle with two sides that are the same length. Find the measure of the two equal angles to the nearest degree in a triangle that has sides of length 5ft., 5ft., and 6ft.
April 7, 2010

Precalc
Find the smallest positive answer to the equation: sin(2x)=1
April 7, 2010

Algebra
March 31, 2010

Algebra
2 (3a - 4) - 2 (4a + 3) simplify 2 (a + 4) = 4 (a - 3)solve the equation Any help would be appreciated, I am still learning. Thanks!
March 31, 2010

MATH
Thank you
March 29, 2010

MATH
Solve the equation 5(n+3)=2(2n+6) Simplify 4(x-1)+2(x+4)
March 29, 2010

MATH
Solve the equation 5(n+3)=2(2n+6) Simplify 4(x-1)+2(x+4)
March 29, 2010

calculas
f(x)=ln[(1+e^2x)/(e^2x-4) find the derivative
March 29, 2010

calculus
Find an equation of the line tangent to 2x^2-x-ln(x-4)-y^2=9 at (5,6)
March 29, 2010

MATH 157
You would have to count the letters which meet that criterion based on how they were drawn. If we base it on the font that is used have A E F H I K L M N T V W X Y Z and not B C D G J O P Q R S U that's 15 you would add 15 plus 10 to get the answer of 15 out 36
March 29, 2010

MATH-157
A prime number can only be divided evenly by itself and 1. (It must be a positive whole number greater than 1) 1, 2, 3, 4, 5, 6 which of these numbers can be divided by itself and 1. This will give you the answer.
March 29, 2010

Math 157
Thank you!
March 28, 2010

Math 157
A = pi x r^2 A = 3.14 x 7 x7 A = 153.86 20/153.86 = \$0.13 per square inch
March 28, 2010

Math 157
A 7 inch pizza cost \$8 and a 14 inch pizza costs \$20. Tommy says the smaller pizza is a better buy because the larger pizza is twice as big and more than twice as expensive. Do you agree with his reasoning? Explain why or why not.
March 28, 2010

What is a joint stock company or a scenario that explains one?
March 25, 2010

algebra
car travels 20 mins., bike travels 45mins. the same distance. Car goes 4.5 mph faster than bike. How far is the distance of travel?
March 21, 2010

English
PLEASE HELP! I am stuck on writing A descriptive essay 500-750 world, My Topic An elderly person
March 19, 2010

Math
unscramble the letters UEEMTTRARR to make a math word
March 14, 2010

can you help me with this if you can In reviewing the office's profit and loss statement, the office manager notices a discrepancy between the stated revenue and cash deposits. In fact, it appears the office may have incorrectly booked \$250,000 in revenue for the month. If...
March 13, 2010

can you help me with this if you can In reviewing the office's profit and loss statement, the office manager notices a discrepancy between the stated revenue and cash deposits. In fact, it appears the office may have incorrectly booked \$250,000 in revenue for the month. If...
March 9, 2010

Microbiology
describe the factors that may alter the expression of the cultural characteristics of bacteria?
March 7, 2010

sci275
I believe that national forests should be left in their natural state in which resources are not to benefit humans. This all goes back to my worldview which is in between the two extremes. There has to be a happy medium between raping every inch of the earth of its natural ...
March 5, 2010

English
I NEED HELP PLEASE!!! I need a 5 paragrph mini theme on " Pizza Is The Perfect Meal". For each paragrphs I need 2 references. PLEASE, PLEASE, HELP SOON.
March 3, 2010

Trig
What is the exact value of cot(4pi/3)? Do not use a calculator.
February 28, 2010

algebra 1
February 23, 2010

Math
February 22, 2010

trig
A wind storm caused a 64 ft pole to lean due easwt at an angle of 63.8 degrees to the ground. A 106 ft long guy wire is then attached to the top of the pole and anchored in the ground due west of the foot of the pole. How far from the foot of the pole is the guy wire anchored?
February 18, 2010

Algebra
PLEASE HELP! 1. Part 1: Using the digits 4 and 10, and the variable x, write an equation and solve. Part 2: Using the digits 4 and 10, and the variable x, write an expression and simplify if neccessary. 2.Equation: 10 + 4 = x 14=x Expression: 10(4 + x) Example to solve: 103y=5...
February 10, 2010

science
Question 1 is ( d ) Question 2 is ( b )
February 10, 2010

1. The first law of motion states that every object will remain at rest or in uniform motion in a straight line ,unless compelled to change its state by the action of an external force. 2. The second law of motion explains how the velocity will change. The law defines a force ...
February 10, 2010

algebra
Soybean Meal Is 16% Protein; Cornmeal Is 8% Protein. How Many Pound Of Each Should Be Mixed Together In Order To Get 320 Lb. Mixture That Is 12% Protein?
January 22, 2010

algebra
the lenghth of a rectangle is fixed at 20cm what widths will make the perimeter greater than 72cm?
January 22, 2010

pre-cal
what are the steps to solve sec y sin (pi/2-y)=1
January 12, 2010

Math
-6(1+2x) = 78 -6+ -12x = 78 6 -6 - 12x = 78 + 6 -12x = 84 -12x/-12 = 84/-12 x = -7
January 12, 2010

plagiarism am i correct? plz help
It IS plagiarism if 1. only one or two words in a sentence found in a textbook are changed without using quotation marks. (tue) 2. it is my own original idea. (false 3. information is used directly from a journal article or magazine with only minor changes to the wording and ...
January 12, 2010

Ethnics
What can individuals do to promote tolerance and reduce prejudice in their towns and cities?
December 28, 2009

Ethnics
What are two to three characteristics of Orientalism? How may Orientalism and prejudice contribute to hate crimes against Muslims and Arabics?
December 28, 2009

Ethnics
According to research and news reports within the past 2 years, what are some of the changes the U.S. has made to policies concerning the treatment of Muslim and Arabic members of society. PLEASE HELP.
December 28, 2009

culteral Diversity
e. The degree of mutual ethnocentrism
December 19, 2009

university of phoenix
describe other measurements sociologists use to calculate prejudice
December 18, 2009

science
What are the four factors that produce changes in population because of Nutria's? Which factors affect population size? What is the prediction of what will happen to the Nutria population after the land is depleted of the nutria;s food resource? PLEASE HELP.
December 13, 2009

Ethnics
Should United States government policy favor certain kinds of immigrants? Should citizenship preference be given to the neediest applicants, the most talented, the most oppressed or the richest? Should applicants from certain countries be given priority? PLEASE HELP.
December 8, 2009

science-biome
What is the typical precipitation and tempurature for summer and winter in a Virginia Temperate Forest? What are the characteristics of a plant and animal that is seen regularly in a Virginia Temperate Forest? How do the charecteristics relate to the amount of rain or sunlight...
December 8, 2009

Earth Science
Considering the amount of energy required to produce animal-based foods and goods, should humans change their habits so they consume products closer to the bottom of the food chain because it is more efficient? PLEASE HELP.
December 8, 2009

Science
Concidering the amount of energy required to produce animal-based foods and goods, should humans change their habits so they consume products closer to the bottom of the food chain because it is more efficient?
December 7, 2009

science
1. What is Malathion? 2. What are hazard identifications of Malathion? 3. What is Malathion dose-exposure? 4. What are risk characterization for Malathion?
December 4, 2009

Science
Do you believe humans can harvest forest resouces in an environmentally friendly way, or should national forests be left in their natural state in which resources are not used to benefit humans? To which side are you inclined? What are some examples from the Bridger Teton ...
December 3, 2009

Science
Do you believe humans can harvest resources in an environmentally friendly way, or should national forests be left in their natural state in which resources are not used to benefit humans?
December 3, 2009

Math /ALGEBRA
thanks figured it out
December 2, 2009

Math /ALGEBRA
THANKS FOR YOUR TIME SUE BUT I FAIL TO SEE WHERE THE X IS IN THE EQUATION.
December 2, 2009

Math /ALGEBRA
WE NEED TO KNOW WHAT X REPRESENTS. THE QUESTION IS: FILM PROCESSING COSTS \$4.95, PLUS 0.35 FOR EACH PICTURE PRINTED. MILAN PAID \$11.95 FOR PROCESSING AND PRINTING. HOW MANY PICTURES DID HE HAVE PRINTED?
December 2, 2009

FILM PROCESSING COSTS \$4.95, PLUS 0.35 FOR EACH PICTURE PRINTED. MILAN PAID \$11.95 FOR PROCESSING AND PRINTING. HOW MANY PICTURES DID HE HAVE PRINTED?
December 2, 2009

ethnics
How can I also dispel their fears and try to convince them that going to college is a worthwhile endeavor for me?
December 1, 2009

ethnics
how can I address my family's criticisms of and attitudes about higher education?
December 1, 2009

College Math II
Solve the problem. If a manufacturer charges q dollars each for footballs, then he can sell 3000 – 150q footballs per week. Find the polynomial R(q) that represents the revenue for one week. Find the weekly revenue if the price is \$8 for each football. I don't ...
November 21, 2009

College Math II
Solve each problem. Find the quotient and remainder when x^2 – 5x + 9 is divided by x – 3. I don't understand how to divide and solve this problem. Can someone help me understand the steps on how to do it. Thanks.
November 21, 2009

College Math II
Write a complete solution to each problem. If the length of a rectangle is 3 feet longer than the width and the diagonal I s 15 feet, then what are the length and width? I do not understand how to solve this problem. Can someone help me? Thanks.
November 21, 2009

College Math II
Show a complete solution to each problem. Find the exact length of the side of a square whose diagonal is 3 feet. I am having problems understanding how you figure out this problem. Can someone help me? Thanks.
November 21, 2009

College Math II
If a ball is tossed into the air from a height of 6 feet with a velocity of 32 feet per second, then its altitude at time t (in seconds) can be described by the function A(t) = - 16t^2 + 32t + 6. Find the altitude of the ball at 2 seconds. I am having problems understanding ...
November 21, 2009

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