Tuesday

September 30, 2014

September 30, 2014

Total # Posts: 18,341

**statistics**

15/200 = ?
*July 7, 2014*

**Math**

Factor each dimension. 450 = 5 * 2 * 5 * 3 * 3 330 = 5 * 2 * 3 * 11 What are the common factors?
*July 6, 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. Which experiment would want to do?
*July 6, 2014*

**psychology**

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.
*July 6, 2014*

**Psychology**

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.
*July 6, 2014*

**statistics**

You are looking for a distribution of means rather than raw scores. Z = (score-mean)/SEm SEm = SD/√n Now go to your Z table.
*July 6, 2014*

**Statistics**

Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.415) related to the Z scores. Insert Z values into the above equation.
*July 4, 2014*

**Math (?)**

What is the finance charge?
*July 4, 2014*

**Biology**

Use Key Words to Google for information.
*July 4, 2014*

**Biology**

Since this is not my area of expertise, I searched Google under the key words "components of cell nucleus" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=components+of+cell+nucleus&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you ...
*July 4, 2014*

**health care**

https://www.google.com/search?client=safari&rls=en&q=How+will+longitudinal,+multidisciplinary+electronic+patient+records+affect+the+quality+of+dental+care&ie=UTF-8&oe=UTF-8&gws_rd=ssl
*July 3, 2014*

**probability (?)**

It would help if you proofread your questions before you posted them. Data Lacking.
*July 2, 2014*

**math**

We cannot draw on these posts. Can you try a circle, rectangle and square?
*July 2, 2014*

**math (?)**

What properties?
*July 2, 2014*

**Science**

Producers are organisms that make their own food through photosynthesis or other reactions and are a food source for other organisms (e.x. plants, extremophile benthos communities). Consumers are organisms that ingest other organisms, like plants, in order to gain energy (e.x...
*July 2, 2014*

**Statistics (?)**

Data lacking.
*June 30, 2014*

**Statistics**

(50.5-50.25)/(52-50) = ?
*June 30, 2014*

**Statistics (?)**

Data Lacking.
*June 30, 2014*

**Statistics**

What is a "nonstandard normal distribution"? For Z scores: Mean = 0 SD = 1
*June 30, 2014*

**Math-Circles (?)**

An equation requires an equal sign.
*June 29, 2014*

**statistics (?)**

Sample data missing. For the value needed, find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability of the outliers on each of both ends (.05, .025, .005) and the Z score. 90% = mean &...
*June 29, 2014*

**science**

What is your introduction, which needs to include the purpose of the project? In relation to your purpose, what did the data you found lead you to conclude?
*June 28, 2014*

**There is one more**

Welcome!
*June 27, 2014*

**There is one more**

3x = x + 700 2x = 700 Take it from here.
*June 27, 2014*

**probabilty**

Cannot draw a tree here. However, you only have 3 colors, so the tree should start with the total (50), with three branches of 24, 17 and 9.
*June 27, 2014*

**statistics (?)**

Necessary data missing. Mean? SD? Number in sample? 95% = mean ± 1.96 SEm SEm = SD/√n
*June 27, 2014*

**math**

10/30 = ?
*June 26, 2014*

**psychology**

Agree with vision.
*June 26, 2014*

**JEMS**

793 OR 571
*June 26, 2014*

**math**

SD = √variance Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between your Z scores.
*June 26, 2014*

**math**

From your data, it could be: 579,000,000 597,… 975,… etc.
*June 26, 2014*

**math**

From your data, it could also be: 426,888,888,888 624,888,888,888 462,… 642,… 264,...
*June 26, 2014*

**science (?)**

No figure. Cannot copy and paste here.
*June 24, 2014*

**science**

How can we help you? We cannot build inclined plane here.
*June 24, 2014*

**Psychology**

Your definition is right, but the choice is wrong. B is retroactive interference, the second task interfering with the first. A is the answer.
*June 23, 2014*

**Math**

8 - 5 = 3 3?,???,???,???
*June 23, 2014*

**science**

Since this is not my area of expertise, I searched Google under the key words "calculate field of view" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=calculate+field+of+view&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can ...
*June 22, 2014*

**algebra**

Equation is wrong. Total earned/hourly earned = total hours/one hour x/$45 = 55/1
*June 22, 2014*

**Statistics**

Don't know what you call "five-step model," but here is a method. 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. ...
*June 22, 2014*

**Statistics**

Don't know what you are referring to with "the five steps," but here is a method. 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/...
*June 22, 2014*

**Math**

If he goes 3 times per week = 4.3 * 3 = about 13 times per month. $5 * 13 = $65 What does that tell you? There are 52 weeks in a year. 52 * 3 = 156 Divide by 365.
*June 22, 2014*

**psychology**

Try looking up each of the answers on Google.
*June 21, 2014*

**psychology**

Agree with C.
*June 21, 2014*

**math (?)**

What site? Lacking data.
*June 21, 2014*

**statistics**

The sample is too small for a confidence interval to be really meaningful. Find the mean first = sum of scores/number of scores Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get ...
*June 21, 2014*

**Math**

9500
*June 21, 2014*

**stats**

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 "...
*June 20, 2014*

**Science**

Molecules, atoms, protons, neutrons and electrons?
*June 19, 2014*

**epi (?)**

What diagram?
*June 19, 2014*

**math**

All correct.
*June 19, 2014*

**math**

Most of Steve's answers do not fit the requirement of "The digit in my hundreths place is one less than the digit in my thousansths place."
*June 18, 2014*

**math**

.189 .178 .156 .145 .134 .123 Which do you want to use?
*June 18, 2014*

**science**

x * 15 * 6 = 216 Solve for x.
*June 18, 2014*

**math (?)**

Gets what?
*June 18, 2014*

**math (?)**

What is your question?
*June 18, 2014*

**math**

(5 * 24) + 8 = ?
*June 18, 2014*

**ENGLISH 111**

What is your area of interest? Enjoyment of the date? Repeated dating? Leading to a permanent relationship? Whichever: Online dating is (not) as satisfactory as traditional dating.
*June 18, 2014*

**finite math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.
*June 17, 2014*

**finite math**

.445
*June 17, 2014*

**math**

No figure shown. You cannot copy and paste here.
*June 17, 2014*

**math**

Use process indicated in previous posts.
*June 17, 2014*

**math**

Transpose two values on the left-hand side of the equation. -x = 48675 - 57865 - 23129 = ? Then multiply both sides by -1.
*June 17, 2014*

**math**

Transpose two values on the left-hand side of the equation. x = 2240 - 5277 + 9384 = ?
*June 17, 2014*

**Statistics**

A. .9498 E. (454+741+1058)/(478+833+1644) = ?
*June 16, 2014*

**math**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. Also, it would help if you proofread your questions before you posted them. How many of each color? How specifically do you want it rounded?
*June 16, 2014*

**algebra**

Add the two equations to cancel out y. 5x = -15 You should be able to work it from there.
*June 16, 2014*

**Statistics**

What is the standard deviation? T = 50 + 10SD
*June 16, 2014*

**Algebra**

Add the two equations. -x = 2 -4 - y = -1 y = ?
*June 16, 2014*

**science:biology**

They all carry blood.
*June 16, 2014*

**statistics for health research**

Z = (score-mean)/SD 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 scores.
*June 16, 2014*

**Physics needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*June 16, 2014*

**Psychology?**

Person
*June 15, 2014*

**Math**

"<" indicates that the previous value is LESS than the following value. ">" indicates that the previous value is MORE than the following value.
*June 15, 2014*

**Algebra II**

a and b. Anything to the first power ("^1") is that value, 100^1 = 100. c. There is a middle (xy) term missing. d. The x^2 values combine but do not cancel each other out.
*June 15, 2014*

**psychology**

What information do you want from us? Here is a guess. https://www.google.com/search?client=safari&rls=en&q=correlation+coefficient&ie=UTF-8&oe=UTF-8&gws_rd=ssl
*June 14, 2014*

**Algebra**

(x-3)(x+5) = ?
*June 13, 2014*

**Anatomy**

https://www.google.com/search?client=safari&rls=en&q=model+of+blood+flow+through+the+heart&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/...
*June 13, 2014*

**psychology (?)**

To what question?
*June 13, 2014*

**Anatomy**

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.
*June 13, 2014*

**science cant figure it out**

Since this is not my area of expertise, I searched Google under the key words "pace of evolutionary change" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=pace+of+evolutionary+change&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you...
*June 12, 2014*

**algebra (?)**

What is your question?
*June 12, 2014*

**Math**

It would help if you proofread your questions before you posted them. Online "^" is used to indicate and exponent, e.g., x^2 = x squared. Online, “*” is used to indicate multiplication. 7-9. Correct. 10. There is no equation. Equation requires equal sign...
*June 10, 2014*

**Math**

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.
*June 10, 2014*

**Maths**

How do you expect use to help you on this message board?
*June 10, 2014*

**algebra**

4^3 - 5(4)^2 + 4 = 64 + 80 + 4 = ?
*June 10, 2014*

**statistics (?)**

What "lines below"?
*June 9, 2014*

**statistics**

There is no relationship.
*June 9, 2014*

**Math (?)**

Data missing.
*June 9, 2014*

**biology**

After 30 minutes = 2, after 60 = 4, after 90 = 8.
*June 9, 2014*

**biology**

After 30 minutes = 2, after 60 = 4, after 90 = 6.
*June 9, 2014*

**algebra (?)**

What is your question? With two unknowns, cannot solve without more data.
*June 8, 2014*

**Psychology**

If you cannot understand the above site, possibly this might help. Use the Chi-square (X^2) method. X^2 = ∑ (O-E)^2/E, where O = observed frequency and E = expected frequency. ∑ = sum of all the cells. E = (column total * row total)/grand total df = n - 1, where n...
*June 8, 2014*

**algebra (?)**

What following?
*June 8, 2014*

**math**

What criteria would you use to indicate "better"?
*June 8, 2014*

**Mathematics (?)**

No graph. No question.
*June 8, 2014*

**Math**

Right.
*June 8, 2014*

**Math**

3x + 40 = 2(x+17) = 2x + 34 x = -6 4(-6 -9) = ?
*June 8, 2014*

**Math (?)**

What statements? You cannot copy and paste here. Just guessing: Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities related to your Z scores.
*June 8, 2014*

**Stats**

a - d. Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities related to the Z scores. e. Reverse process, starting with .25 and its Z score
*June 7, 2014*

**statistics**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.01 for two-tailed) and its Z score (score in terms of standard deviations). 98% = mean ± 2.33 SEm SEm = SD/√n
*June 6, 2014*

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