Total # Posts: 2,476
The random variable x represents the number of boys in a family with three children. Assuming that births of boys and girls are equally likely, find the mean and standard deviation for the random variable x.
August 20, 2013
A box contains 10 items, of which 3 are defective and 7 are non-defective. Two items are randomly selected, one at a time, with replacement, and x is the number of defective items in the sample. To look up the probability of a defective item being drawn from the box, using a ...
August 8, 2013
J. Wold. project manager of the Print Software, Inc., wants you to prepare a project network; compute the early, late, and slack activity times; determine the planned project duration; and identify the critical path. His assistant has collected the following information for ...
August 7, 2013
You are creating a customer database for Modesto Nuts minor league baseball team. Draw a project network given the information below. Complete the forward and backward pass, compute activity slack, and identify the critical path. How long will this project take? How sensitive ...
August 1, 2013
1. The greater of two integers is 4 times the lesser. Of the lesser integer is increased by 12, the result is 3 less than the greater.Find the integers. 2. Tom is three times as old as Leigh Ann. In 7 years, the sum of half of Tom's present age and a third of Leigh Ann'...
July 14, 2013
I was asked to list materials with different structures and exhibit different properties. I thought of water and salt, muriatic acid and laughing gas. Am I correct? I need two more. Please help.
July 12, 2013
Law and Ethics in medicine
my answer A Which of the following should you not when correcting record. A. Obliterate the error B. Date the correction C. Have the correction witnessed and initialed D. Explain why the correction is being made My answer A 4. Which of the following is true regarding consent ...
July 11, 2013
Law and Ethics in medicine
Elizabeth says duty of care is the obligation health care workers have toward patients. Randy says professional etiquette is the obligation health care workers have toward patients. Who is correct? A. Only Randy is correct B. Neither is correct C. Only Elizabeth is correct D. ...
July 11, 2013
While running, a 10-year-old boy began choking on a small latex ballon and was rushed from the amusement park to the emergency deparmtent. The balloon is lodged in the trachea just past the larynx and threatening to obstruct her breathing. The piece of latex balloon is ...
July 7, 2013
I am trying to simplify the factors -7/-6 in the problem -7k^7 m^7/ -6k^8 m^9. What is the correct answer? So far I have -7/-6km^2 my only problem tends to be simplifying -7/-6km^2
July 6, 2013
1. Wrongful death statutes create a right to collect damages for A. loss to the patient's estate of future earnings. B. loss to familial quality of life. C. punitive damages D. pain and suffering of the patient. My answer A 2. Elizabeth says duty of care is the obligation ...
July 5, 2013
Thanks Reiny,that is my only problem trying to figure out the equation. I just cannot figure out for some reason when getting the intersection, I tried several different ways yet my progress is still the same.
July 3, 2013
The student in Question 5 from Module 18 decides to conduct the same study using a within-participants design in order to control for differences in cognitive ability. He selects a random sample of participants and has them study different material of equal difficulty in both ...
June 29, 2013
an atwood machine is constructed by mounting a well-lubricated pulley (not necessarily a ring/disc), whose radius is 6.00cm on an axle and passing a rope over the pulley. Each end of the rope is attached to a different mass of 3.0 kg and 2.0kg so they both hang vertically. ...
June 25, 2013
I need help with Create a full-sentence outline that includes effective arguments and counterarguments to support your thesis. Outline only the body of your paper. Remember to avoid bias and fallacies and to include rhetorical devices that strengthen your writing. Address the ...
June 24, 2013
Law and Ethics
1. An insured patient pays a flat fee for certain services. The amount that the patient must pay is the . A. deductible B. copayment C. formulary D. coinsurance My answer B 2. Ravi and Juli are discussing the National Practitioner Dta Bank. Ravi says that undesirable licensure...
June 21, 2013
Law and Ethics
1. Rollo says that the standard of behavior required in specific situations that arise in medical office is referred to as protocol. John sys its precedent. Who correct A. Both are correct B. Only John is correct C. Only Rollo is correct D. Neither is correct My answer is C 2....
June 20, 2013
A total of $12,000 is invested in two funds paying 9% and 11% simple interest. If the yearly interest is $1,180, how much of the $12,000 is invested at each rate? There seems to be a decimal in this problem if so how do I get rid of it verifying x,y?
June 20, 2013
In China, the rise of the idea of a new Buddha who would inaugurate a golden age and give power to his followers led to A. a resurgence in the power of Confucian elites. B. the rise of the Ming dynasty. C. the rise of the Yuan dynasty. D. a revolution in religious belief. My ...
June 18, 2013
child care mangement
children create _ when they talk about certain kinds of information many times. a. cultural schemes b. socialization strategies c. motivations d. attitudes I think its b please check my answer
June 11, 2013
determine the number of outcomes in a event decide wether it is simple or not you random select 1 card from stanard deck event c is selecting a 5 event C has how many outcomes and this event simple
June 6, 2013
consider the 52 kg climber. find the tension in the rope and the force that the climber must exert with her feet on the vertical rock face to remain stationary. assume that the force is exerted parallel to her legs. also, assume negligible force exerted by her arms. what is ...
June 5, 2013
15. You are the buyer for The Shoe Outlet. You are looking for a line of mens shoes to retail for $79.95. If your objective is a 55% markup based on selling price, what is the most that you can pay for the shoes and still get the desired markup
May 31, 2013
The Milwaukee Brewers are playing their archrival Chicago Cubs. Bleacher tickets for the game were sold out and many fans would have attend if tickets were availiable. 1. Draw the demand and supply lines for bleacher tickets for this game. Label the equilibruim bleacher price ...
May 22, 2013
Find two models for ethical decision making, or for decision making in Where do they differ? What is missing in each model? What is the difference between a framework and a decision making model?
May 18, 2013
Math Growth & Decay
a) A growth factor of 1.22 corresponds to a rate of? b)a growth rate of 6.7% corresponds to a growth factor of? c)a decay factor pf 0.972 corresponds to a decay rate of? d)A decay rate of 12.3% corresponds to a decay factor of?
May 15, 2013
Even if you know only some of them please help! 1. Give a proof of the following: (∀F)( (P)( [ιxGx][Px] ⊃ F(P) ) ⊃ F(G)) (∃F)( (P)( F(P) ≡ [ιxGx][Px]) Therefore, E!(ιxGx) 2. Prove the following: [ιxMx][Thales believed that Bx...
May 12, 2013
Probability and Statistics
There are 15 marbles in a jar.Five are red,four are blue, and six are yellow.If you draw two blue at random (without replacement), what is the probability that the second marble is blue?
May 6, 2013
I'm so rry, but I don't understand what you're saying. I understand this method usually, but it's the fractions that are getting me. I just don't understand how you go from 2/5 to 3/5 and then go from 1/10 to 3/10.
May 6, 2013
What is my rule if my in number is 2/5 and out is 3/5. The next set of numbers are 1/10 and 3/10. The next set just gives me the in number of 4/5, but not out. Next no in number, but 9/10 as my out and the last one has no in number but 1/2 as my out?
May 6, 2013
Given the following unbalanced equation C4H10 (g) + O2 (g) → CO2 (g) + H2O (l) What mass of water forms if 6.5 L of C4 H10 (g) measured at STP is allowed to react with 32.0 L of O2 (g)measured at 27°C and 1.68 atm pressure? Would it be 26.1 (g)
May 2, 2013
How much ice (in grams) would have to melt to lower the temperature of 53.4g of water from 65 C to 0C? I know there are more than one step here, I would appreciate an answer that does not do the work for me, but show me how to lay out the problems and in which order... thank you!
April 26, 2013
A pulsar is a stellar object that emits light in short bursts. Suppose a pulsar with a speed of 0.975c approaches Earth, and a rocket with a speed of 0.999c heads toward the pulsar (both speeds measured in Earths frame of reference). If the pulsar emits 20.0 pulses per ...
April 25, 2013
If the first bell is at 8:12 but the all the buses are at the school at 8:00 (around 8:05 they let all the students out of the bus). It's takes 41 minutes from home to get to school. What time does your bus comes in the morning and what time you have to walk up? please ...
April 20, 2013