Friday
October 31, 2014

Posts by Marilyn


Total # Posts: 104

JEMS
Dennis wrote down a three digit number, The digit in the tens place is 2 more than the digit in the hundreds place. The digit in the ones place is 6less than the digit in the tens place. The digit in the hundreds place is odd number. What is the three digit number?
June 26, 2014

English
When starting your search for peer reviewed scholarly sources, which of the following types of databases is your best choice?
January 25, 2014

statistics
P(z < -1.5 or z > 2.50) =
September 7, 2013

Statistics
tickets for movies are usually one price right? im thinking the tickets are more beneficial bc you don't know what the person wants to eat and how much of it. this is an extra credit question
August 31, 2013

Statistics
Going to the movies tonight with one friend. Is it more beneficial for me to pay for the tickets or food? Please explain your reasoning
August 31, 2013

Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g mass on the other and ...
January 2, 2013

Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g mass on the other and ...
January 1, 2013

Psychopharmocolgy
Compare and contrast useage patterns and therapeutic uses of marijuana and hallucinogenic drugs
December 10, 2012

Chemistry
What is the final concentration of Sucrose if 150 ml of a 1.2 M solution of Sucrose is diluted to a total volume of 0.60 L?
November 3, 2012

Algebra; Help immediately.
Uh..so what's the answer? I don't understand..
May 24, 2012

Algebra; Help immediately.
The height of a ball that was batted into the air at 160 feet per second is a function of t, the time in seconds after the ball was hit. The height is determined by subtracting 16 times the square of t from 160 times t. Which equation can be used to find t when the ball is 400...
May 24, 2012

Simple Interest
The Johnsons have saved $45,000. They invest their money in a bank and thei account earns 7.5% interest. How many years will it take to earn $74,000? *PLEASE PROVIDE AN EXPLANATION*
April 9, 2012

Physics
A 185kg refrigerator is loaded into a van by moving it up a 10.0m long frictionless ramp that is at an angle of 11.0 degrees. How much work is done?
April 1, 2012

physics
A rope of negligible mass pulls a 38-kg block block vertically upward with a constant acceleration of 6.0 meters per second squared. What is the tension of the rope?
January 4, 2012

Psychology
Is my answer correct I said the correct answer is D Regarding cultural differences in self-esteem, which of the following statements is/are TRUE? a. People from Eastern cultures are more likely to engage in self-criticism. b. The self-esteem for people from Eastern cultures is...
November 22, 2011

Psychology
Can someone please tell me whether or not these answers are correct. Thanks! 1. Regarding the memory processes, incoming information is first _______, then stored, and finally the memories must be _______, or taken out of storage to be useful. a. retrieved; encoded b. encoded...
November 19, 2011

psychology
I need help with this! A recent controversy in the media surrounded the complaints of serious physical symptoms in veterans returning from the 1991 Gulf War. Allegations that the physical symptoms were due to exposure to chemical or biological agents could not be fully ...
November 18, 2011

psychology
Can someone please help me with this psychology question asap? Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Thanks!
November 18, 2011

psychology
Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Can someone please help me with this, because I have no idea of what to do. Thanks!
November 18, 2011

psychology
Yes, I really need help with this assignment.
November 18, 2011

psychology
Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Thanks!
November 18, 2011

chemistry
caculation: 2Na3PO4(aq)+3BaCl2(aq)-> 6NaCl(aq)+Ba3(PO4)2(s) a)determine the maximum g of Ba3(PO4)2 that can be formed from your mass of Na3PO4x12H2O b)determine the maximum gram of Ba(PO4)2 that can be formed from your mass of BaClx2H2O
October 11, 2011

computer science
For part a) I have this but is not compiling! What is wrong with this? #include <iostream> #include <string> using namespace std; int X = "100"; const string a; "A"; const float C; "98.6"; int main() { cout << "The sets of ...
September 27, 2011

computer science
Write a declarations and input statements necessary to read each of the following sets of data values into variables of the appropiate types. You choose the names of the variables. In some cases, punctuation marks or special symbol must be skipped. a. 100 A 98.6 b. February 23...
September 27, 2011

engineering
A cylinder has 500 cm^3 of water. after a mass of 100 grams of sand is poured into the cylinder and all air bubbles are removed by a vacuum pump, the water level rises to 537.5 cm^3. Determine the specific gravity of the sand?
September 21, 2011

Algebra
y = -4 find the y coordinates of the points (-1) (2) and (-3)
July 28, 2011

math
4% of what = $3,000.00
July 17, 2011

English grammar
@ Dick: You didn't capitalize anything that should be capitalized (except "America") and didn't put a question mark after "illiterate," so maybe you shouldn't be making fun of their questions. They are taking ONLINE courses so, of course, the ...
July 5, 2011

algebra2
[x^9]^11/7
May 17, 2011

math
the cost per ounce is 0.18 the cost per pound is 2.89 ♥ ☺ ♠ ♣ ○ ◘ •
April 28, 2011

nurse entrance test
After deducting 16 and 2/3 percent the price of a blouse is $35.00. The list price is what? Is it 42.00 for the list price?
April 18, 2011

Math
you take 2.60 and take away the decimal pint to make it 260 then you divide 260 by 20 then put the decimal point in the answer as many spaces were in the original number XD so it looks like 260/20=13 then it becomes 0.13
April 13, 2011

chemistry
How would you make a 1.0 L of 0.10M NaOH solution of 10.0M NaOH?
April 6, 2011

chemistry
A student needs to make a dilution from a stock solution. The stock solution is 2.) M NaCl. How much should the student use of the 2.0 M NaCl to make 1.0 L of 0.05M NaCl diluted stock.
April 6, 2011

chemistry
Calculate the molarity of a solution prepared by dissolving 25.0 g NaCl in 1.0 L solution.
April 6, 2011

chemistry
Calculate the molarity of a solution by dissolving 40.0 g NaOH in 1.5 L solution.
April 6, 2011

geometry
what is the area of a rectangle thats 15 feet long and 20 feet wide
March 29, 2011

6th grade math
i found out it was 24 miles per gallon and divided 216 and 24 then multiplied the answer by 24 and i got (216/24)=(9 x 24)= 216 so the mathematical answer is 9
March 24, 2011

math
How do I determine which piece of fabric is the longest (2 3/4 yards of mink), 6 feet of silk), or (108 inches of Velvet)
March 15, 2011

Math
What operation is used to change a fraction in simplest form to an equivalent fraction? What operation is used to change a fraction to simplest form?
March 15, 2011

statistics
how to do histogram and relative- frequency histogram using the #s 1,5,5,6,7,4,8,7,6,5,5,6,7,6,6,5,8,9,9, 10,7,8,11,2,4,6,5,12,13,6,3,7,8,8,9,9,10,9,8,9 with five classes
September 5, 2010

statistics
In the July 29, 2001, issue of The Journal News (Hamilton, Ohio) Lynn Elber of the Associated Press reported on a study conducted by the Kaiser Family Foundation regarding parents’ use of television set V-chips for controlling their children’s TV viewing. The study ...
July 26, 2010

english
How do I write 5 sentenses about the role of education in successful financial planning using a different verb tese in each sentence. Past,present, future, progressive, and perfect.
June 4, 2010

english
Hoe do I write 5 sntenes that show what role education plays in financial sucess. I must have one with past, present, future, progressive, and perfect tenses.
June 4, 2010

earth science
which type of mountyain is found on island arcs?
April 30, 2010

algebra I
determine which real number corresponds to the situation. The record high temperature for a date is 97.9 degrees above 0. what is the corresponding number for this sentence?
April 18, 2010

algebra
64/35
April 18, 2010

algebra
8/5 * -8/7)= how do you solve? multiply 8*8=64 and 5*7?
April 18, 2010

algebra I
determine the minimum furnance output,b solve for a, that is solve b=27a with 2100 ft square flooring.
April 17, 2010

Math 350..help!
If the question says use the formal definition of a derivative aren't I supposed to use f(x)=f(x+h)-f(x)/h?
October 20, 2009

Math 350..help!
I'm using the formula for instantaneous rate of change, but I'm getting -38.4 as my answer..what am I doing wrong? 560-1240+1086-230-560-1240+1086-230/20 -2480+2172-460/20
October 20, 2009

Math 350..help!
How would I start this? The amount that workers contribute monthly for health insurance premiums can be modeled by A(t)=0.07t^3-3.1t^2+54.3t-230, where A is the monthly amount contributed and t is the number of years after 1980. Find the instaneous rate of change in monthly ...
October 20, 2009

Calculus
How would i start this problem? The amount that workers contribute monthly for health care insurance premiums can be modeled by A(t)=0.07t^3-3.1t^2 + 54.3t-230, where A is the monthly amount contributed and t is the number of years after 1980. Find the instantaneous rate of ...
October 19, 2009

Micro Econ
Historically, officials from 15 NE colleges with selective admissions policies and high tuition met each spring to compare financial aid packages for more than 10,000 common applicants. These meetings were designed to eliminate any differences in the financial aid packages ...
July 16, 2009

Micro Econ
Historically, officials from 15 NE colleges with selective admissions policies and high tuition met each spring to compare financial aid packages for more than 10,000 common applicants. These meetings were designed to eliminate any differences in the financial aid packages ...
July 15, 2009

Microeconomics
If a monopoly is producing at an output where its average total cost of production is minimized and equals $50 per unit and marginal revenue equals $60, is the monopoly producing at the profit-maximizing output level? Explain why or why not.
July 7, 2009

micro economics
Explained well, thanks.
June 29, 2009

micro economics
Why are the firms in the perfectly competitve markets unable to control the prices of the goods that they produce?
June 29, 2009

discussion question
how can a people distinguish between the prejudical and nonprejudicial
June 25, 2009

Science
What factors might cause my contribution of carbon dioxide emissions to deviate substantially from the US national average of approximately 20 tons? I used CO2 emissions from electricity, natural gas, my car, waste (& reducing by recycling), and taking a short airplane trip ...
April 17, 2009

math - pre algeabra
write the verbal description as a portion 5is to x as 2 is to 3
November 23, 2008

Statistic
A restaurant that bills its house account monthly is concerned that the average monthly bill exceeds $200 per account. A random sample of twelve accounts is selected, resulting in the sample mean of $220 and a sample standard deviation of $12. The researchers have determined ...
October 20, 2008

Statistic
Your company wants to conduct a salary survey for the position of Accounting Assistant II. The estimated salary range is $4,500, the margin of error should be $100 and the desired level of confidence is 95%. What is the optimal sample size for this salary survey?
October 20, 2008

Statistics
From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes. She vowed to make an effort to reduce the length of calls. The August phone log showed 48 ...
October 3, 2008

Statistics
Find the sample proportions and test statistic for equal proportions. Is the decision close? Find the p-value. a. Dissatisfied workers in two companies: x1 = 40, n1 = 100, x2 = 30, n2 = 100, á = .05, two tailed test. b. Rooms rented at least a week in advance at two ...
October 3, 2008

Word Problem
The Web-based company Oh Baby! Gifts has a goal of processing 95 percent of its orders on the same day they are received. If 485 out of the next 500 orders are processed on the same day, would this prove that they are exceeding their goal, using á = .025?
September 28, 2008

Word Problem
A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and interpret it.
September 28, 2008

Word Problem
Faced with rising fax costs, a firm issued a guideline that transmissions of 10 pages or more should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 10 or below. The firm examined 35 randomly chosen fax transmissions during the next year...
September 28, 2008

Word Problem
The mean arrival rate of flights at O’Hare Airport in marginal weather is 195 flights per hour with a historical standard deviation of 13 flights. To increase arrivals, a new air traffic control procedure is implemented. In the next 30 days of marginal weather the mean ...
September 28, 2008

Word Problem
As a sample size approaches infinity, how does the student’s t distribution compare to the normal z distribution?
September 6, 2008

Word Problem
Given a normally distributed population, find a 95% confidence interval for the population mean; sample mean is 119; sample std deviation is 14; sample size is 28
September 6, 2008

Word Problem
Suppose a frequency table consists of six categories. If all six categories contain the same number of observations, the interior angles of each section of the associated pie chart would be
September 3, 2008

Math
If the size of a population is N and the size of a sample of the same population is n, then the correct relationship between N and n is
September 3, 2008

Math
Under what situation would one or more solutions of a rational equation be unacceptable?
August 7, 2008

Math
___E____ for r I= R + r
August 5, 2008

math
5 3 ____ + ______= 2 x – 1 7X – 7 3
August 5, 2008

Math
﴾ 3a^2b^3 ﴿^4__________ 5c^2
August 5, 2008

Math
Factor the following completely x^4 – 625
August 4, 2008

Math
(x + 3)(x^2 – 2x + 7)
August 4, 2008

Math
(3x^2 +5x) - (2x^2 – 3x +2)
August 4, 2008

Math
(-27x۸9)۸¨÷
August 1, 2008

Math
√2t۸5 •√10t۸4
July 31, 2008

Math
(3-2ã7)(3+2ã7)
July 31, 2008

Math
Solve each question xˉ² = 4
July 31, 2008

Math
Find all real or imaginary solutins to each equation. 3y(2)+4v-1=0
July 31, 2008

Math
Find the vertex and intercepts for each parabola. Sketch the graph. g(x)=x(2)+x-6
July 31, 2008

Algebra
Find the vertex and intercepts for each parabola. Sketch the graph. g(x) = x² + x - 6
July 31, 2008

Math
Find all real or imaginary solutions to each equation. Use the method of your choice. 3y² + 4v – 1 = 0
July 30, 2008

math
Solve each equation xˉ² = 4
July 30, 2008

Math
2y² - 3y – 6 = 0
July 30, 2008

Math
(x – 10)(x – 2) = -20
July 30, 2008

math
ww-1(3w+6) - w-1(3) = w-1(w+2)
July 27, 2008

math
Solve each equation 4w _ 1 _ w – 1 ‗ w - 1 3w + 6 3 w +2
July 27, 2008

math
Simplify each complex fraction. Reduce each answer to lowest terms. ab + b² 4ab ______________ a + b 6a²b
July 27, 2008

health
what type of environmental restructuring would a doctor's office manager implement in an office to promote open communication?
July 15, 2008

math
the best buy is Smell Fresh ar $0.054 Sure hope this is right!
June 25, 2008

physics
four uniform spheres, with masses MA= 100kg, MB= 650 kg, MC= 1800 kg, and MD = 100 kg, have (x,y) coordinates of (0, 50 cm), (O,O), (-80 cm, 0), and (40,0) respectively. What is the net gravitational force F2 on spere B due to the other spheres?
March 16, 2008

ETH/125 At AXIA College
I am here also,, just as lost and confused as the rest of you.
July 20, 2006

ETH/125 At AXIA College
Thank you good luck to you also.
July 20, 2006

ETH125 At AXIA College
I had got some info out of the text, but was not sure of what types of info she is wanting, I had assumed it was to do with calculation the prejudice in the communities.
July 20, 2006

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