Raymond B.

09/30/15

CHECK MY MATH PLEASE

Assuming a normal distribution, what is the z-score associated with the 90th percentile? =1.2816 Examine the intelligence quotient, or IQ, as it is defined by the formula: “intelligence... more

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Algebra 2

09/29/15

Write a function of the parabola that models the number of cars on the highway at any time between 6 a.m. and 10 a.m.

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Calculus

09/28/15

Where does the normal line to the parabola, y=x-x^2 at the point (-1,0) intersect the parabola a second time? Illustrate with a sketch

Please help me

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Statistics Help Needed

09/28/15

The table to the right lists probabilities for the corresponding numbers of girls in three births. What is the random variable, what are its possible values, and are its values numerical? Number of... more

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Equations

09/28/15

students can buy calculators for 15.00 each.calculators costs 345.00 calculators were sold and 3were graphing calculatorshow many calculators were sold?

one step equations

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Statistics

09/27/15

Statistics Question

n(U) = 80, n(A) = 30, P(B) = .25 and n(A∩B) = 12. Determine n(A’υB).

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Geometry Supplementary Angles Geometry Proofs

09/27/15

Given: m?1=35° and m?2=145° Prove: ?1 and ?2 are supplementary

I have to create my own geometric proof that has 6 statements and a reason for each.

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Statistics Question

09/27/15

Please help me with this probibility problem

Let the random variable x represent the number of girls in a family with three children. Assume the probability of a child being a girl is 0.42 The table below describes the probability of... more

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Help With Statistical Problem

09/24/15

Help Needed!!!

This is my first time working on these problems I'm perplexed!!! Five males with a particular genetic disorder have one child each. The random variable x is the number of children among the... more

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Statistics For Decision Making

09/24/15

a) Identify the population of interest.

Exercise OneThe student union of University of Professional Studies conducts a study about alcohol abuse among students. One hundred of the 13, 867 members of the students body are sampled and... more

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Prime Factorization

09/23/15

A friend is Building a dog pen with an area of 150 square feet. Each side must be at least 5 feet long

A friend is Building a dog pen with an area of 150 ft.² each side must be at least 5 feet long list all of the dimensions of the dog pen

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Solution Set

09/23/15

HELP ASAP: math hw i cant get

a rectangular floor can be covered completely with tiles that each measure one square foot. the length of the floor is 1 foot longer than the width and the area is less than 56 square feet. what... more

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Statistics

09/23/15

Give four examples of discrete random variables.

Give four examples of discrete random variables. For each random variable, describe the set of possible values and clearly show the association between your random variable and the actual outcomes.... more

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Geometry Word Problems

09/23/15

Thuy (the tallest) is older than Miguel (the lightest). Jerel (the oldest) is shorter than Nick (the heaviest). No one has the same rank in any category. For ex

I don not understand this problem

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Ap Statistics

09/22/15

Real estate ads suggest that 72% of homes. For sale have garages 35% has swimming pools and 12% have both features what is the probability

What is the probability that a home for sale has a pool or a garage what is the problem with that I home for sale has neither pool or the garage what is the probability that a home for sale has a... more

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Statistics Question

09/22/15

statistic help

I have no Idea what to do with this!!!!! Below are 36 sorted ages of an acting award winner. Find P90 using the method presented in the textbook 24, 26, 32, 33, 34, 35, 37, 37, 38, 3939, 41,... more

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Statistics

09/21/15

Dogs in a dog show: eight dogs are selected for the final round of a dog show to compete for the best of show. How many different ways can they line up to ente

Dogs in a dog show: eight dogs are selected for the final round of a dog show to compete for the best of show. How many different ways can they line up to enter the ring? The judge then randomly... more

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Math

09/21/15

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the remaining solution contains 16% peroxide?

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Statistics Question

09/21/15

Statistcs help

I'm lost on this one Listed below are the duration (in hours) of a simple random sample all flights of a space shuttle program. Find the range, variance, and standard deviation for the sample... more

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Algebra 2

09/20/15

if you graph this function, what is the maximum point?

john is building a puppy pen in his backyard. He is going to use the corner of his existing fence as two of the sides of the pen, and has 40 feet of fencing material which will make up the other... more

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Statistics Question

09/19/15

An investor is considering a $25,000 investment in a start-up company. She estimates that she has probability 0.05 of a $15,000 loss, probability 0.15 of a $20,

An investor is considering a $25,000 investment in a start-up company. She estimates that she has probability 0.05 of a $15,000 loss, probability 0.15 of a $20,000 loss, probability 0.35 of a... more

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Probability

09/19/15

Probability question

Is this similar to asking what is the probability of guessing someone's birthday. Analogy: What is the probability of guessing the correct date out of 365 dates, 1/365? If I wanted to prove that... more

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Statistics Question

09/17/15

Find the probability that the number of smokers in the sample would be none.

Let say the percentage American adults smoker is 20. Suppose we take a simple random sample of 10 adults. Find the probability that the number of smokers in the sample would be none. (Binomial... more

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Algebra 2 Help

09/17/15

which of the following statements is equivalent to the following.

a.The sum of any two odd positive integers is odd. b.The product of any two odd positive integers is positive. c.The sum of two odd positive integers is an odd positive integer. d.The product of... more

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Algebra

09/15/15

13-(2c+2) = 2(c+2)=3c

please include steps :)

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CHECK MY MATH PLEASE

Write a function of the parabola that models the number of cars on the highway at any time between 6 a.m. and 10 a.m.

Where does the normal line to the parabola, y=x-x^2 at the point (-1,0) intersect the parabola a second time? Illustrate with a sketch

HELP ME SOLVE THIS

students can buy calculators for 15.00 each.calculators costs 345.00 calculators were sold and 3were graphing calculatorshow many calculators were sold?

Statistics Question

Given: m?1=35° and m?2=145° Prove: ?1 and ?2 are supplementary

Please help me with this probibility problem

Help Needed!!!

a) Identify the population of interest.

A friend is Building a dog pen with an area of 150 square feet. Each side must be at least 5 feet long

HELP ASAP: math hw i cant get

Give four examples of discrete random variables.

Thuy (the tallest) is older than Miguel (the lightest). Jerel (the oldest) is shorter than Nick (the heaviest). No one has the same rank in any category. For ex

Real estate ads suggest that 72% of homes. For sale have garages 35% has swimming pools and 12% have both features what is the probability

statistic help

Dogs in a dog show: eight dogs are selected for the final round of a dog show to compete for the best of show. How many different ways can they line up to ente

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the remaining solution contains 16% peroxide?

Statistcs help

if you graph this function, what is the maximum point?

An investor is considering a $25,000 investment in a start-up company. She estimates that she has probability 0.05 of a $15,000 loss, probability 0.15 of a $20,

Probability question

Find the probability that the number of smokers in the sample would be none.

which of the following statements is equivalent to the following.

13-(2c+2) = 2(c+2)=3c

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