10/20/15

Probability
The probability that a person has type 0 blood is 38%..3 people picked at random...what's the probability at least one has type 0 blood
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10/19/15

Finite Probability
A computer chip manufacturer makes 60% of its computer chips in Arizona, 30% of its computer chips in California, and the remaining 10% of its computer chips in New Mexico. 2% of the computer chips... more
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10/19/15

find the limit
find the one sided limit at the point x=0 for function f(x)={sinx/x, x>0 ; x+1, x≤0
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10/16/15

i need help writing this equation and solving it
Jessica would like to get an A in her algebra class. To do so, she must have an average of no less than 93%. She scored 98%, 91%, 94%, 89%, and 97% on her first five tests. Assuming all six tests... more
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10/12/15

NEED STATISTICAL ASSISTANCE
I NEED TO FIND THE ANSWER TO THIS QUESTION.   With a height of 62 in, Johnson was the shortest president of a particular club in the past century. The club presidents of the past century have a... more
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10/12/15

Can someone please explain how I do the following problem?
"Write the point-slope form of the equation of the line described" 23. through: (-2, 4), parallel to y= -5/2(x) + 5
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10/09/15

How long would it take to double your money
How long would it take to double your money if you invested P dollars at the rate of 7% compounded continuously?
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10/04/15

help with math problems
The following formula describes the recent profit, P, in thousands of dollars, for a company that just implemented a new marketing campaign. The variable, t, is time, in weeks, after the campaign... more
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10/04/15

LOST NEED ANSWERS
An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 140 lb and 191 lb. The new population of pilots has normally distributed weights... more
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10/01/15

Solve the equation...
Solve the equation 58e4t+1=30 exactly for t.
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09/29/15

The doubling time of the balance for a money market certificate of deposit (CD) is 30 years. By what factor does it grow in 70 years?
 The doubling time of the balance for a money market certificate of deposit (CD) is 30 years. By what factor does it grow in 70 years?
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09/29/15

Question...
After the physical training required during World Ward II, the distribution of mile run times for male students at the University of Illinois was approximately Normal with mean 7.11 minutes and... more
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09/28/15

1) Given that f(x)=x^9h(x) h(-1)=2 h'(-1)=5 Calculate f'(-1).
HELP PLEASE
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09/28/15

What is the conditional probability that Abia will draw a second weekend day, given that her first draw was a weekend day?
Abia is one of three servers who work at a restaurant that is open from tuesday to sunday. Every week the servers randomly draw slips of paper from a hat to decide which two days they won't have to... more
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09/28/15

If the correlation between age and physical flexibility is -.68, what does this mean? How would this correlation look on a scatter diagram? What general shape w
How do I answer this question and how do I do a scatter diagram.
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09/26/15

A coin of questionable fairness is tossed 10 times per set of trials for two sets of trials. The outcomes are THTHTHTHHT and TTTHTTHTTH (T = Tails; H = Heads).
A coin of questionable fairness is tossed 10 times per set of trials for two sets of trials. The outcomes are THTHTHTHHT and TTTHTTHTTH (T = Tails; H = Heads). Which model can you most likely rule... more
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09/22/15

f(x)= -2x-4;r(x)=f(1/2x)
I don't know how to do it ,somone can help me
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09/20/15

A binomial random variable has a mean of 34.4 and a standard deviation of 4.543126677. Find the value of n.
Put answer more in decimals
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09/18/15

C(x) = 0.5x + 21 and p = 15 - 0.05x. How many cookies in order to maximize their profit?
...I don't want the answer, I would like to know HOW to solve this question. Thanks
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09/18/15

A 150 pound person weighs 657 Newtons in the SI System. What is the person's mass?
A 150 pound person weighs 657 Newtons in the SI System. What is the person's mass?
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09/18/15

Five cards are drawn...
Five cards are drawn from a standard deck of 52 cards. How many hands of five cards have at least one black card?
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09/13/15

In Millikan’s experiment,
the oil droplets acquire one or more negative charges by combining with the negative charges that are produced from the ionization of air by X rays. By measuring the charges on the oil droplets, he... more
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09/09/15

or this problem, assume that outcome O1 has frequency 4/a, outcome O2 has frequency 1/a, and outcome O3 has frequency 9/a. What is the value of a?
 I do not know how to find what "a" is
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09/09/15

combination help
 From a deck of 28 cards: the 8, 9, ... , Q, K, A of each of the four suits. How many 6-card hands are possible which satisfy:the hand has exactly two heartsthe hand has exactly three spades
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09/07/15

Find the limit or show that it does exist, lim goes to -infinity of (4x^3+6x^2-2)/(2x^3-4x+5)
Please help me 
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