06/24/17

completely factor the polynomial x^2+2x-40
I need to completely factor the polynomial. If it can't, I need to know if it is prime.
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06/24/17

2) A recent high school graduate received $ 700 ​
2) A recent high school graduate received $ 700in gifts of cash from friends and relatives. In addition,sheshereceived three scholarships in the amounts of $ 350,$ 500 and $1000if she takes her... more
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06/24/17

a newborn turtle can swim 25 miles in hours. At this rate, how many hours will it take the turtle to swim 10 miles
i need held is my daughter school break packed
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06/24/17

Let f(x)√3x and g(x) x+3 what the smallest number that is in the domain of fog
i don't know what to do, I've tried so many things to figure it out and my parents don't even know what to do    
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06/23/17

distribution
a normal distribution has a mean of 100 with standard deviation of 20. If one score is randomly selected from this distribution, what is the probability that the score will have a value between... more
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06/15/17

identify all the rational zeros for f(x)=x^3+4x^2-2x+15
i need an answer
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06/14/17

a single die is rolled twice , what's the probability of rolling a even number greater than 5 in either order?
i really need help on these questions in order to pass.
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05/22/17

Suppose there are 1000 first-year students at a certain university.
Two hundred are taking French but not statistics, one hundred are taking statistics but not French, and another 50 are taking both French and statistics. If you pick a student at random, find the... more
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05/02/17

stat question below in description
A sample size of 50 is selected from a normal distribution having a mean of 95 and a standard deviation equal to 15. What is the probability of selecting a sample having a mean exceeding 100?
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05/01/17

a single card is drawn from a standard 52- card deck. Find the conditional probability that the card is a spade, given that it is a jack.
conditional probability   
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04/12/17

Coin probability
A loaded coin, with P(H)= 3/5 and P(T)=2/5 on each single toss, is tossed 6 times. Let E be the event that exactly 3 heads appeared in 6 tosses and F be the event that at least 2 heads appeared in... more
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04/12/17

Probability
In a family of 7 children, let E be the event that the family has at least 3 girls and F be the event that the second born child is a girl. Find the following probabilities: A) P(E)= B) P(F)= C)... more
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04/11/17

Dan has 50 coats, and 10 of them are blue. If he randomly selects 6, what is the probability that at least 2 are blue
Is a part two to this question asking what is the probability of there being fewer than 2. So if you can help with that as well it would be greatly appreciated.
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04/03/17

Assume that women's heights are normally distributed with a mean given by u=62.6 in and a standard deviation given by σ=1.6 in.
Assume that women's heights are normally distributed with a mean given by u=62.6 in and a standard deviation given by σ=1.6 in. (a) If 1 woman is randomly selected, find the probability that her... more
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04/03/17

Suppose we roll a pair of standard dice. What is the probability I'll roll a pair whose sum is greater than or equal to 10 or less than or equal to 4?
These are the answer choices    A. .028B. .333 C. .25 D. .166
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03/29/17

A coin is flipped 3 times. Construct a tree diagram to list all the possibilities of the experiment. compute the following probabilities.
a.) the chance of getting 3 tails b.) the chance of 2 tails c.) the chance of getting at least 1 tail 
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03/20/17

which level of measurement is required for the mean?
which level of measurement is required for the mean?  
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10/27/16

Linear Programming, Inequalities , and Graphing
An apple pie uses 4 cups of apples and 3 cups of flour. An apple cobbler uses 2 cups of apples and 3 cups of flour. You have 16 cups of apples and 15 cups of flour. When you sell these at the... more
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09/28/16

Algebra II word problem. Please help
A baker sells loaves of bread in two different sizes: small and large. The baker has 40 kilograms of flour to work with. Small loaves require 0.4 grams offlour and large loaves require 0.8 grams of... more
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04/03/16

Normal Distribution: Statistics Question
Suppose birth weight is normally distributed with a mean of 7.5 pounds and a standard deviation of 1 pound. What is the probability that out of 5 randomly selected babies, exactly 4 of them are... more
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12/13/15

Find the slope and y intercept for the following functions: 1. 6y=12x-18 2. 4x+3y=12
Please help 
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12/13/15

Find the slope and y intercept for the following function: y+1=4x
Please help 
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12/13/15

How do you factor trinomials of the type ax^2+bx+c?
im in algebra, and we are learning about factoring expressions, and we're learning the type ax^2+bx+c. 
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12/13/15

If Julie has 7/12 of a gallon of juice, and Sam has 8/9 of what Julie has, what fraction of a gallon of juice does Sam have?
i can't figure out the question  
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12/13/15

Finding coefficient of the squared expression in the equation
if the vertex of a parabola is (5,5) and the x-value is 6 and the y-value is -1 what is the coefficient of the squared expression in the parabolas equation 
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