Friday
September 19, 2014

Posts by Rey


Total # Posts: 28

earth science
A heterogeneous mixture is a
October 24, 2013

Statistics Help !!
Are my answers here correct ? Research questions for z test, t test for independent samples and t test for dependent samples : z test: "An investigator is interested in finding out whether the particular sample of college students is similar to or different from college ...
July 14, 2013

Statistics
Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
July 11, 2013

Psychology
Thanks :)) I appreciate for the help.
July 5, 2013

Psychology
Why is determining abnormal behavior or a mental disorder so difficult? In 2 paragraphs please . :)) Thank you :)
July 5, 2013

Statistics
1. If the mean is 40 in a normal distribution, what is the median?
June 17, 2013

physics
You place a box weighing 286.3 N on an in- clined plane that makes a 45 angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane.
October 4, 2012

economics
You have been hired by a local used car dealer to help in their pricing of used cars. (Hey, it’s temporary thing, just to help you earn some extra cash.) They want to know whether the prices of the cars they sell are more influenced by the age of the car or by the mileage...
September 7, 2012

Economics
Brian is taking three courses this semester: economics, statistics, and finance. He has decided to spend 19 hours per week studying (in addition to attending all his classes) and his objective is to maximize his average grade, which means maximizing the total of his grades in ...
August 27, 2012

Discrete Math
so i have this description: S consists of all strings of a's, b's and c's where an increasing number of a's come before an increasing number of b's and c's or c's and b's. does this make sense for this recursive definition of the set S over {a,b...
July 12, 2012

physics
A uniform rigid pole of length L and mass M is to be supported from a vertical wall in a horizontal position, as shown in the figure. The pole is not attached directly to the wall, so the coefficient of static friction, μs, between the wall and the pole provides the only ...
February 27, 2012

geometry
point T bisects segment UV. find UV if UT=4.5
August 23, 2011

Permutation
In how many ways can 5 boys and 5 girls be seated around a table so that no 2 boys are adjacent?
February 27, 2011

math
which set of dimensions would produce a right triangle?
January 31, 2011

math
40
December 6, 2010

math
if the employee is fulltime at $9.50hr (plus 20% for benefits) and works one hour of overtime at 1.5 salary, what would the cost be for one week?
December 6, 2010

Calculus
According to Kleiber's Law, the metabolic rate P (in kilocalories per day) and body mass m (in kilograms) of an animal are related by a three-quarter power law given below. Estimate the increase in metabolic rate when body mass increases from 65 to 66 kg. (Round your ...
September 21, 2010

Chemistry
I think its 9.04 x 10 to -12 J.
June 8, 2010

Math
i gave the second answer
June 2, 2010

Physics
Headbuster
March 26, 2010

Social Studies
google it
February 25, 2009

4th grade
look in your school libary there is alot of non fiction books there
February 25, 2009

algebra
y=x-2
October 20, 2008

Probability
This is a lottery odds question. It involves the Mega Millions, where 5 numbers are selected from the intergers 1-56 (without replacement) then a special 6th ball is selected from a new set of intergers 1-46. The odds of winning are 1/175711536. If exactly 200,000,000 random ...
March 18, 2008

calculus
I'm sorry that my post is confusing what I meant was Ke^(sqrt t) It's a hand written assignment so it's hard for me to type it.
March 16, 2008

calculus
yes sorry, it's Ke^t^(1/2)
March 16, 2008

calculus
I have the following problem on a takehome assignment and am stuck. A particular stock has value V(t) at time t where V(t)=Ke^(1/2) where K>0. Assume that alternative investments grow in value to e^(rt). Calculate the instantaneous rate of change in the value of the stock. ...
March 16, 2008

College Algebra
Simplify the expression: (6ax4)^2(2x)^-2 I will be happy to critique your work or thinking on this. I will be happy to critique your work or thinking on this. Note that this is like a fraction with (2x)^2 in the denominator and (6ax^4)^2 in the numerator. You will get some ...
July 7, 2007

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