Thursday

September 18, 2014

September 18, 2014

Total # Posts: 18,195

**Biology**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. Disagree with all except #2. 1. Food goes through small intestine before large. 3. What do you think the rocks are for? 4. Look up the ...
*May 10, 2014*

**Ethics in Criminal Justice**

Whenever you have rights and privileges, duties and responsibilities are also present, not only for the other but for one's self.
*May 10, 2014*

**math**

Assuming that a and b are both ≥ 1, A.
*May 10, 2014*

**math**

Looks like PQ is divided into thirds. What does that tell you?
*May 10, 2014*

**math**

(80-20)/80 = ? Change to %.
*May 10, 2014*

**health**

Get a coach.
*May 9, 2014*

**Statistics**

We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though. However, I will start you out. Find the mean first = sum of scores/number of scores. ...
*May 9, 2014*

**brilient stars**

(3-2) * 40 = ?
*May 9, 2014*

**physical (?)**

What is your question?
*May 9, 2014*

**statistics (?)**

No data. You cannot copy and paste here.
*May 9, 2014*

**Science**

https://www.google.com/search?client=safari&rls=en&q=Fr,+atomic+number+87&ie=UTF-8&oe=UTF-8
*May 9, 2014*

**Biology**

Since this is not my area of expertise, I searched Google under the key words "shade avoidance in auxin in plants" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=shade+avoidance+in+auxin+in+plants&ie=UTF-8&oe=UTF-8 In the future, ...
*May 8, 2014*

**statistics (?)**

Cannot tell what values go with what variables.
*May 8, 2014*

**statistic**

It would help if you proofread your questions before you posted them. P typically stand for probability, which cannot be greater than 1.
*May 8, 2014*

**math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 13/52 * (13-1)/(52-1) = ? I don't understand what you want in the last sentence.
*May 8, 2014*

**statistics**

A parameter is a value related to the total population, while statistic only relates to a sample, a portion of the population. That should help you to come to your own answers.
*May 8, 2014*

**Algebra Help!!!**

https://www.google.com/search?client=safari&rls=en&q=Graphing+Square+Root+Functions+on+Connexus&ie=UTF-8&oe=UTF-8
*May 8, 2014*

**Math**

250/(60)^2 = x/(96^2) Solve for x.
*May 8, 2014*

**Math**

Z = (score-mean)/SD Use your table or find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities of Z scores to the mean. Add.
*May 8, 2014*

**math (?)**

What is your question?
*May 7, 2014*

**statistics**

Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SD is provided, you can use just that to determine SEdiff. Find table in the back of your statistics text labeled something like "...
*May 7, 2014*

**Science**

Since this is not my area of expertise, I searched Google under the key words "physics force" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=physics+force&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire ...
*May 7, 2014*

**Maths**

y = 3x - 1 x^2 + (3x-1)^2 = 12 x^2 + (9x^2 - 6x + 1) = 12 10x^2 - 6x - 11 = 0 I don't see factors for this equation.
*May 7, 2014*

**Statistics**

Z = (score-mean)/SEm SEm = SD/√n Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.
*May 7, 2014*

**math (?)**

It would help if you proofread your questions before you posted them. Data missing.
*May 7, 2014*

**science**

Yes
*May 7, 2014*

**science**

Since this is not my area of expertise, I searched Google under the key words "function of the nucleus in a cell" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=function+of+the+nucleus+in+a+cell&ie=UTF-8&oe=UTF-8 In the future, ...
*May 7, 2014*

**math**

1. D 2. A
*May 7, 2014*

**statistics**

8/46 = W/3000 Solve for W.
*May 7, 2014*

**Math (?)**

What is your question?
*May 7, 2014*

**Math (?)**

Lack data.
*May 6, 2014*

**Math**

5 can be obtained by 4,1; 1,4; 2,3 or 3,2. 4/36 = ?
*May 6, 2014*

**Math!!**

Online "^" is used to indicate and exponent, e.g., x^2 = x squared. 27 + (3+2*5)^2 = 27 + 13^2 = ? OR 27 + 3 + 2*5^2 = 30 + 50 = ? OR 27 + 3 + (2*5)^2 = 30 +100 = ?
*May 6, 2014*

**science**

I would agree.
*May 6, 2014*

**Algebra 2**

Online "^" is used to indicate and exponent, e.g., x^2 = x squared. 4^-2 = (1/4)^2 = 1/4 * 1/4 = 1/16
*May 6, 2014*

**Math 221**

4y^3 u^2
*May 5, 2014*

**biology (?)**

What are your alternatives? You cannot copy and paste here.
*May 5, 2014*

**Algebra**

(-5x/x+3)-(7/x+3) (-5x-7)/(x+3)
*May 5, 2014*

**math (?)**

What is your question?
*May 5, 2014*

**Science**

Since this is not my area of expertise, I searched Google under the key words "energy transformations during skydiving" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=energy+transformations+during+skydiving&ie=UTF-8&oe=UTF-8 In ...
*May 5, 2014*

**math**

75 + 3s < 12s
*May 5, 2014*

**Algebra**

3 * 1 = 3 5a * a^2 = 5a^3 When multiplying terms, you add the exponents.
*May 5, 2014*

**math**

These are factors you consider important, and will vary with your needs. For example, are you going to use their credit card. If you pay off the card completely each month, the interest on the amount carried forward will have little meaning for you. If not, it may be an ...
*May 5, 2014*

**probability**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. Spade = 13/52, club = 13/(52-1) face = 12/52, 8 = 4/(52-1) I don't know how they could be wrong either. Text typos?
*May 4, 2014*

**math**

Since this is not my area of expertise, I searched Google under the key words "three sections of the statement of cash flows" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=three+sections+of+the+statement+of+cash+flows&ie=UTF-8&oe...
*May 4, 2014*

**math**

https://www.google.com/search?client=safari&rls=en&q=mean+absolute+deviation&ie=UTF-8&oe=UTF-8
*May 4, 2014*

**statistics**

Ho: µ Pop = µ sample Ha: µ Pop < µ sample Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SD is provided, you can use just that to determine SEdiff. Find table ...
*May 4, 2014*

**Statistics**

Z = (score-mean)/SEm SEm = SD/√n Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.
*May 4, 2014*

**Science**

Since this is not my area of expertise, I searched Google under the key words "ethical issues behind cloning" to get these possible sources: http://search.aol.com/aol/search?query=ethical+issues+behind+cloning&s_it=client-addressbarmac-unauth In the future, you can ...
*May 4, 2014*

**Statistics**

Statistical?
*May 4, 2014*

**algebra (?)**

What is your question?
*May 4, 2014*

**algebra**

(7√π)/(√π) = 7
*May 4, 2014*

**Science**

Since this is not my area of expertise, I searched Google under the key words "Forces affecting falling objects" to get these possible sources: http://search.aol.com/aol/search?query=Forces+affecting+falling+objects&s_it=client-addressbarmac-unauth In the future, you...
*May 4, 2014*

**Statistics**

95% = mean ± 1.96 SEm SEm = SD/√n Where does 4 cm fit in this distribution?
*May 4, 2014*

**applied statistics**

An independent variable is the potential stimulus or cause, usually directly manipulated by the experimenter, so it could also be called a manipulative variable. A dependent variable is the response or measure of results. Would you say that mother's age might cause number ...
*May 4, 2014*

**math**

295 + .15(k-1000) < 389 Solve for k.
*May 3, 2014*

**statistics**

Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SD is provided, you can use just that to determine SEdiff. Find table in the back of your statistics text labeled something like "...
*May 3, 2014*

**Math**

Q = 2.5D 10D + 25Q = 225 Substitute 2.5D for Q in second equation and solve for D. Insert that value into the first equation and solve for Q. Check by inserting both values into the second equation.
*May 3, 2014*

**statistics**

4. C 5. B
*May 3, 2014*

**statistics**

B. However, there is no data given that indicates which diet lost more pounds.
*May 2, 2014*

**Science**

Essentially all species have dominant and recessive traits. Once you know the genotypes of the parents, you can use a Punnett square to determine the frequencies in the offspring.
*May 2, 2014*

**statistics**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*May 2, 2014*

**math 1 question pls help!!!**

(138-129)/138 = ?
*May 2, 2014*

**Math needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*May 2, 2014*

**algebra (?)**

It would help if you proofread your questions before you posted them. What is the power of x?
*May 2, 2014*

**maths**

3.14 = π. Are you sure that value is for the radius? SA = πrs + πr^2
*May 2, 2014*

**Math**

(x^3-2x-4)/(x-2)
*May 2, 2014*

**statistics**

Were the subjects expressing liking of both animals the same or different? Need to know total number of subjects.
*May 2, 2014*

**Statistics**

Gets smaller
*May 2, 2014*

**math**

No figure shown. Online "^" is used to indicate and exponent, e.g., x^2 = x squared. It would help if you proofread your questions before you posted them. You omitted π. V = 4/3πr^3 = 4/3 * 3.14 * 4.5 * 4.5 *4.5 = ?
*May 2, 2014*

**math (?)**

What formula?
*May 2, 2014*

**Math 2**

3/5
*May 2, 2014*

**Algebra**

(1/3)/4 = ?
*May 2, 2014*

**Science**

No, what if the water is calm?
*May 2, 2014*

**Math**

Only 8/8 and 2/2 can be written as 1.
*May 1, 2014*

**statistics**

two-sample t-test
*May 1, 2014*

**Space Exploration**

Can you divide into capital and maintenance costs?
*May 1, 2014*

**math**

Since this is not my area of expertise, I searched Google under the key words "how much lottery revenue has been allocated to education in North Carolina" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=how+much+lottery+revenue+has...
*May 1, 2014*

**math (?)**

What are your choices? You cannot copy and paste here.
*May 1, 2014*

**Math**

It doesn't look like you did a problem. 2x - 28 + 3 = 7x + 5 -30 = 5x -6 = x
*May 1, 2014*

**Statistics**

.05 * 300 = 15 This means you would expect 15 tests to be significant solely by chance.
*May 1, 2014*

**Statistics**

With your limited data, I would pick C, because the confidence level includes zero.
*May 1, 2014*

**science**

Since this is not my area of expertise, I searched Google under the key words "restriction enzymes genetic engineering" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=restriction+enzymes+genetic+engineering&ie=UTF-8&oe=UTF-8 In ...
*May 1, 2014*

**Algebra**

https://www.google.com/search?client=safari&rls=en&q=math+ac+method&ie=UTF-8&oe=UTF-8
*April 30, 2014*

**biology**

Since this is not my area of expertise, I searched Google under the key words "ways that DNA mutation can alter genetic material" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=ways+that+DNA+mutation+can+alter+genetic+material&ie=...
*April 30, 2014*

**algebra**

Z = (score-mean)/SD Insert values and solve for SD.
*April 30, 2014*

**Statistics**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*April 30, 2014*

**Probability**

One parent is Bb and the other is bb. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8
*April 30, 2014*

**statistics**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*April 30, 2014*

**Probabitilty**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*April 30, 2014*

**science**

Since this is not my area of expertise, I searched Google under the key words "ocean area with few living things" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=ocean+area+with+few+living+things&ie=UTF-8&oe=UTF-8 In the future, ...
*April 30, 2014*

**Algebra 2**

Online "^" is used to indicate and exponent, e.g., x^2 = x squared. 5^4 = 5 * 5 * 5 * 5 = 625
*April 30, 2014*

**math (?)**

What is your question?
*April 30, 2014*

**math**

$154,330 * .045 = $6944.85
*April 30, 2014*

**statistics (?)**

What is your question?
*April 30, 2014*

**statistics**

A. Pairs were not matched. Sample too small for Z test. Group differences not measured by correlation.
*April 30, 2014*

**Math**

220 * 2 * $.75 = ?
*April 30, 2014*

**Math**

22,000/400 = ?
*April 30, 2014*

**math**

35 * 20 * 5 * 7 = ?
*April 30, 2014*

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