Wednesday
October 22, 2014

Posts by PsyDAG


Total # Posts: 18,505

math
It would be the opposite order.
September 17, 2014

psychology
Didn't I answer this first question before? 1. Lower because children's socioeconomic status is typically based on the parent's status. From her ignorance of the facts stated above, I would wonder if her mother could afford a TV set. 2. All factors being equal, she...
September 17, 2014

elementary
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. Also, what is your question?
September 17, 2014

Science
Since this is not my area of expertise, I searched Google under the key words "Dangerous chemical properties of nail polish remover " to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Dangerous+chemical+properties+of+nail+polish+...
September 17, 2014

Statistics (Klyocea)
First, if you have a question, it is much better to put it in as a separate post in <Post a New Question> rather than attaching it to a previous question, where it is more likely to be overlooked. 468/900 * 100 = ?
September 17, 2014

Statistics (Loray)
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.
September 17, 2014

Stats
One measure of variability is the range, highest value minus lowest. Since this is only a nominal scale, this is the only one that can be used. http://drdavespsychologypage.homestead.com/Two___Two_____four.pdf
September 17, 2014

stats
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. mean = ∑x/n, where x = score values and n = number of ...
September 17, 2014

STATS
A1) 75% A2) Should be the same. B1) 50% Not same, because below Q3 includes 25% below Q1.
September 17, 2014

statistics
.00-.19, .20-.29, .30-39, .40-49, .50-.59, .60-.69 are your intervals. Fill in the respective values.
September 17, 2014

Fractions
A) 1/3 + 1/3 = 2/3 + another 1/3 = 1 B) 3/4 - 2/3 = 9/12 - 8/12 = ?
September 17, 2014

Early Childhood Education
If it is really a "study meeting," I would say D.
September 17, 2014

math
What figure?
September 17, 2014

SS
The first also involves the death rate.
September 17, 2014

MATH
If solving for X, multiply both sides by 35 to get rid of the denominators. 28X + 5 = 280 Subtract 5 from both sides, then divide by 28.
September 16, 2014

Math
What is your question?
September 16, 2014

science
I agree with A for immediately after, but that would be followed by doing the experiment, analyzing the data and forming conclusions.
September 16, 2014

math
How long would it take to close a gap of 50 miles at 10 miles/hour? 50/10 = ?
September 16, 2014

Biology
How can you collect your data before you do the experiment? State the problem / ask questions Construct a hypothesis Do background research Design and implement an experiment Collect data Analyze results and draw conclusions Determine if hypothesis is true Report results
September 16, 2014

English
Probably because he was accompanied by her.
September 16, 2014

Poetry Check Please?
Rather than a suicide, this love letter seems to relate to self-mutilation. If it is suicidal, it wouldn't help the person survive. However, self-mutilation is related to depression.
September 16, 2014

Science!
Do not agree. If humans weigh less on the moon, wouldn't that also apply to bowling balls?
September 16, 2014

PHI208 week 4 media quiz
What following?
September 16, 2014

statistics
For .90, Z value should be a number > +1. Z = (score-88)/12
September 16, 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 (.90) and its Z score. Insert Z score into equation above.
September 16, 2014

maths
If 12 is 6 times 2, then the distance = 6 times 5.
September 16, 2014

Check This Statistics Homework
All are right.
September 16, 2014

Statistics
Agree on all.
September 16, 2014

statistics
Z = (score-mean)/SD = (score-10)/1 Insert scores to find Z scores. 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.
September 15, 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 later post.
September 15, 2014

Statistics Homework Check
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 later post.
September 15, 2014

Math
The final product will have a 12 by 12 base -> 144in^2. With one inch cut out from each corner, you need a (12+1+1) by (12+1+1) base to start. Since the base is square, all sides are equal.
September 15, 2014

5th grade math
5(24-3) = ? 5(36-4) = ?
September 15, 2014

Business math needs Help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
September 15, 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.
September 15, 2014

Statistics Homework Check
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.
September 15, 2014

math
3/4 * 1/6 = ?
September 15, 2014

Statistics
mean = ∑x/n 41 = [(9*40)+x]/10 Multiply both sides by 10. 410 = 360 + x Subtract 360. 410 - 360 = x = ?
September 15, 2014

english
If you are going to discuss just vehicles, B. If you are going to consider other alternatives, A.
September 15, 2014

algebra
let x = longest side, then 2/3x = shorter sides. x + 2(2/3x) = 161 Solve for x, then 2/3 x.
September 15, 2014

Math 221 Week3
Either-or probabilities are found by adding the individual probabilities. Less than 3 means a 1 or 2, each having a 1/6 probability. 1/6 + 1/6 = ?
September 15, 2014

Psychology
As a child, her socioeconomic status would be determined by her parent's status, which would be lower than those in "an affluent neighborhood."
September 15, 2014

statistics
What is your question?
September 14, 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.
September 14, 2014

Algebra
Yes
September 14, 2014

Elementry Statistics
Z = (score-mean)/SEm SEm = SD/√n (How large was the sample?) Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability of the Z score. Is it <.01?
September 14, 2014

statistics
(70 + 50)/2 = ?
September 14, 2014

Statistics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. (1/52)^12 = ?
September 14, 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.
September 14, 2014

8th grade homework
Square r. 66 = 1/3(3.14) 9 h Combine terms. 66 = 3 * 3.14h = 9.42h Divide both sides by 9.42. 7 = h
September 14, 2014

math
Right.
September 14, 2014

Math
First answer right. What is value of e? 1,000,000? Even so, what happened to the 7?
September 14, 2014

Statistics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. [(365-31)/365]^31 = ?
September 14, 2014

Math!
1) 19 + 5 (16) + 3(16) = 19 + 80 + 48 = 147 (agree) 2) y^3 + 3xy^2 + 2x +13 10x -8x = 2x 3) Right
September 14, 2014

Statistics
To equal 1, both numerator and denominator need to be the same value. Cannot do Venn diagram here.
September 14, 2014

Science
Since this is not my area of expertise, I searched Google under the key words "photosynthesis and respiration" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=photosynthesis+and+respiration&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the ...
September 14, 2014

Stat
Z = (score-mean)/SD Insert the values to calculate Z.
September 14, 2014

Stat
In a skewed distribution, the median is the most central of the measures of central tendency.
September 14, 2014

statistics; emergency please help me
Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SEm is provided, you can use just that to determine SEdiff. Find table in the back of your statistics text labeled something like "...
September 13, 2014

Science
Sorry that I didn't respond to your answers. a. What is the independent variable? New drug treatment RIGHT b. What is the dependent variable? Fewer AIDS-related illnesses NOT JUST "FEWER" c. What control treatment should be used? The same amount of the drug ...
September 13, 2014

Science
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. Extraneous variables — other than the independent ...
September 13, 2014

Science
Since this is not my area of expertise, I searched Google under the key words "spectral broadening" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=spectral+broadening&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the ...
September 13, 2014

Algebra
2x -21 = 2x - 21 agree
September 13, 2014

Statistics
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 variance. Standard deviation = square root of variance Z = (score-mean)/SD Find ...
September 12, 2014

Statistics First Q
Z = -1 to Z = +1
September 12, 2014

Algebra 3-4
First Stage = x + 28, second = x x + 28 + x = 152 Solve for x, then x + 28.
September 12, 2014

Statistics
I'm not sure what CCIW means, but if it involves college freshmen, then I would agree.
September 12, 2014

Statistics
1, 2. Agree
September 12, 2014

math
What table?
September 12, 2014

Math
5/4.5 = 10/9 = x/60 Solve for x.
September 12, 2014

Science
1a. Correct 1b. Although you may be right, your data has no indication that different varieties of bean plants are being used. 2a. Right. 2b. wavelengths
September 11, 2014

Poll
Had rooms laminated, but were two boxes short while laminate was being installed. Had to look for matching laminates.
September 11, 2014

statistics
The greater your confidence level, the smaller your alpha level.
September 11, 2014

science
You are missing the value for L. 4.0 * 4.5 * L = V
September 11, 2014

math
What is your question?
September 11, 2014

math
659 is the number, but not how many blocks there are.
September 11, 2014

Statistics
Agree.
September 11, 2014

Statistics
1. Single blind gives the control group a placebo — a substance that is inert, it has no physical effect. Subjects don't know if they are in experimental or control group to reduce placebo effect, a change in behavior solely due to believing that you are getting the ...
September 11, 2014

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. Extraneous variables — other than the independent ...
September 11, 2014

statistics
A. 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 score. B. Find table in the back of your statistics text labeled something like "...
September 11, 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 give you a start. Find the mean first = sum of scores/number of scores ...
September 11, 2014

statistics
You are assuming that we are familiar with your acronyms. What are "tobt" and "tvc"?
September 11, 2014

science
overt aspects, explicit aspects, evident aspects?
September 10, 2014

algebra
L = 2W -3 2L + 2W = 144 Substitute 2W-3 for L and solve for W, then L.
September 10, 2014

algebra
Let x = short side, then 3x = each other side. x + 3x + 3x = 56 Solve for x, then 3x.
September 10, 2014

biology
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. Extraneous variables — other than the independent ...
September 10, 2014

Math
27 = 3 * 3 * 3 36 = 3 * 3 * 4 Now what do you do?
September 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.
September 10, 2014

math 12
It would help if you proofread your questions before you posted them. Very difficult to read.
September 10, 2014

Math
Fourteen point one minus w Z divided by 8, then minus 9
September 10, 2014

Math
√29 = 5.3852 5 2/3 = 5.67 5.67 > 5.3852
September 10, 2014

statistics
I'm not sure what you mean by "answers assertively." Number of individuals answering yes. 10 * 100 * .5 = ?
September 10, 2014

algebra
5D = Q D + 6 = N .05N + .10D + .25Q = 5.30 Substitute terms. .5(D+6) + .10D + .25(5D) = 5.30 Solve for D, then N and Q.
September 9, 2014

Algebra
What would lead to a product of -3? (1,-3 or -1,3) From the two end terms, what would add to -2? Since the first term has to be 1, the last term has to be -3 to = -2. Include the a and b terms. I hope this helps.
September 9, 2014

living environment
1) Right 2) Remember that some of the products are not necessarily drinkable, e.g., soap, oil.
September 9, 2014

Algebra I
10x - x^2 = 3x - 10 50 - 25 ≠ 15 - 10 You are right.
September 9, 2014

Science!
No, how does the oven gauge what level of heat to release?
September 9, 2014

5th grade math
What product? If a decimal, delete all the zeros after the last real number, e.g., 56.17000 = 56.17.
September 9, 2014

math
Have the vertical axis (ordinate) represent frequency and the horizontal axis (abscissa) represent score values. Find the range of marks, arrange score values from low on left to high on right. Depending on the number of students, your might want to group the values into ...
September 9, 2014

Math
100 = 10^2 Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 5.97 * 10^23 * 10^2 = 5.97 * 10^25
September 9, 2014

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