March 28, 2017

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Posts by Angel

Total # Posts: 1,137

The average time in data to process orders received by a metal fabrication company is to be estimated. A sample of 20 orders is randomly selected from a total of 200 orders processed over a 6 month period and the sample mean is 5.4 days with a standard deviation of 1.2 days. ...
April 11, 2007

For Mathguru_ from statistic question on Tuesday April 10, 2007 follow up question- what if I wasn't given the standard deviation either- how would I solve this problem Other tutors can help, but without the previous information, it is impossible to help you. Please repost...
April 11, 2007

data from sample of 400 cases, variable has 95% confidence interval of 54.3 to 54.7 I found the mean- how do i find standard error- step by step please. Standard error = sd/√n Note: sd = standard deviation; n = sample size. You'll need to determine the standard ...
April 10, 2007

what does x= to 4-2x=7x+13 add two x to both sides 4=9x+13 subtract 13 from both sides. -9=9x divide both sides by nine. 4-2x=7x+13 add 2x to both sides 4-2x + 2x =7x+13 + 2x 4 = 9x + 13 add -13 to both sides 4 - 13 = 9x + 13 - 13 -9 = 9x divide both sides by 9 -1 =x
April 9, 2007

what difference would there be in the product cells at telophase II of the meiosis if there had been one crossing over at a position half way betwwen the huntington disease gene and the centromere from one pair of autosomes (chromosome 4)has a short arm and a long arm on the ...
April 7, 2007

You move a 300N object 2 meters in 3 seconds. a. How much work do you do? b. What is your power?
March 27, 2007

What is the differemce between "the law of one price" and "PPP"? Check this site for explanations. http://internationalecon.com/Finance/Fch30/F30-1.php
March 24, 2007

HOW DO I SOLVE A QUADRATIC EQUATION BY FACTORING? Do you have a specific one? You factor it in this form: (x-a)(x-b)=0 then both factors , x-a, and x-b can be set equal to zero, and then x=a, and x=b.
March 21, 2007

5yd=how many feet There are three feet per yard. Do the multiplication three feet in a yard times 5
March 14, 2007

A drop of oil (volume 0.05cm3) is released from a medicine dropper on to the calm surface of a pond where it spreads out to cover an area of "40m2". Assume that the oil film has a uniform thickness equal to the diameter of a oil molecule. Calculate the diameter of an...
March 9, 2007

what is sexual orientation http://en.wikipedia.org/wiki/Sexual_orientation Sexual orientation is whether a person prefers people of his/her own gender or people of the other gender.
February 2, 2007

a scientist has 0.46 mL of a solution. how would she convert this volume to microliters?
January 25, 2007

Cuz XD am just a kid lol
January 24, 2007

again economics
Thx for answering before... This time I can find a anything about the 45 degree model which I have to charaterize! I'm not quite sure what you mean by "characterize" so I can only hope the following will help you: http://www.amosweb.com/cgi-bin/awb_nav.pl?s=wpd&c...
January 7, 2007

I need help!! I got this question: Derive the IS/LM-model from the 45-degree model and the money market... Ideas...help anything! Thank you for using the Jiskha Homework Help Forum. Since you ask for "anything" here are some things I found re: IS/LM: http://www....
January 7, 2007

Microeconomics: Describe the diff. market forms ( I've done that) Under which equlibria and under which circumstances is sustainable profir possible? ( I am lost)
January 5, 2007

Here is another question I am having trouble with, please help!!!! 3. The following totals for the month of March were taken from the payroll registrar of the X company: Salaries (all subject to social security & Medicare taxes $14,000 Federal income taxes withheld 3,500 ...
December 5, 2006

Here is my question, please help!!! 5. Assume that Z company's chief financial officer gave you the following information: net sales, $3,800,000; cost of goods sold, $2,100,000; extraordinary gain (net of income taxes of of $7,000), $25,000; loss from discontinued ...
December 5, 2006

please help 5*10(-8 is a power for the ten) That would be 0.00000005 (seven zeroes after the decimal point) in decimal form. Do you have some other question about that number? Most of us would prefer you write that number as 5*10^-8 when typing scientific-notation on this ...
November 24, 2006

how do like electric chares react to each other? Like charges (both +, or both -) repel each other. Unlike charges attract each other.
November 14, 2006

Essay...What comparisons (similarities) are there between The Necklace by Guy de Maupassant and The Brother Grimm's verison of Cinderella? http://www.bartleby.com/195/20.html http://www.pitt.edu/~dash/grimm021.html They are both above, good short reads. I will be happy to ...
October 17, 2006

what is a earthquake look it up in a dictionary science is hard but hang in there If you want to read about earthquakes, an encyclopedia can give much information. Look on plate tectonics. The core of the earth is very hot and consists of molten magma. There are a number of &...
October 10, 2006

Actually. it only takes 1 time to subtract 2 from 101 to get to 0. See, When you subtract 2 from 101 that's 99. But then you have to do it again. The problem is that you'll be subtracting 2 from 99. It's confusing i know.
October 10, 2006

For each of the following items, give an example of a business transaction that has the described effect on the accounting equation: Increase an asset and increase a liability: Increase one asset and decrease another asset. Decrease an asset and decrease owner's equity. ...
October 1, 2006

17.45 inches
August 30, 2006

math (unit rate)
okay I NEED HELP FAST!! if it cost $6.98 dollars for 24 cans of juice how much money would it be for 1 can of juice PLEASE RESPOND QUICKLY I NEED IT FOR TOMMOROW!! :) thanks
August 22, 2006

OMG! I am loving this site. I can't believe that I am the only one stumbling here in ETH125. Thanks for the hints from finding the answer on this week 2 question. I have been trying to google but have not gotten far on the different ways to measure prejudice. By the way, I...
July 20, 2006

math check
Posted by TchrWill on Thursday, July 14, 2005 at 5:44pm. 2.)The sum of four consecutive odd integers is -336. Set up an equation AND solve for all of the integers. Two ways to approach this. -336/4 = -84 making the 4 consecutive odd numbers -81, -83, -85 and -87. Alternatively...
July 17, 2005

word problem
July 16, 2005

Just a little stuck, can you help me out? 1.)Sales (in millions) of a company are modeled by the expression for x items produced and sold (in millions). If 4 (million)items are produced and sold, what would the sales be? 2.)The sum of four consecutive odd integers is -336. Set...
July 14, 2005

what type of system would this be? y = 5x - 1 y = (1/5)x - 1 linear system one line intersecting with another line
July 11, 2005

x/2=3y/5 can you show me how you got the answer please y=3/4x-2 I don't think it is correct. Starting over To solve for y first multiply both sides by 5 (5)x/2=3y/5 (5) Cancel 5 on right side to get 5x/2=3y Now multiply both sides by 1/3 to get 5x/6=y
July 7, 2005

A retired couple needs $12,000 per year in income to supplement their Social Security. They have $150,000 to invest to obtain this income. They have decided on two investment options: AA bonds yielding 10% per annum and a bank CD yielding 5%. (a) How much should be invested in...
July 7, 2005

I am a little lost on my homework can someone help me with these problems please! With a GM MasterCard, 5% of the amount charged is credited toward a rebate on the purchase of a new car. Express the R as a function of the amount charged A Write a formula that describes the ...
July 4, 2005

If the temperature on the ground is 70 degrees fernhet, then the temperature at A feet above the ground can be found from the expression -0.0035A + 70. I need to find the temperature at the following altitudes a. 8,000 feet b. 12,000 feet c. 24,000 feet I am trying to ...
June 24, 2005

Regarding real-life applications, when would a linear inequality be more appropriate to use than a linear equation? Give examples to help me better thanks a lot! When driving a car, the speed at any time should be less than or equal to the speed limit. A check written on an ...
June 24, 2005

unscrambling word
June 14, 2005

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