Friday
August 1, 2014

Posts by PsyDAG


Total # Posts: 17,990

Math
It would depend on how you were measuring the temperature. There are two factors operating here. First, the water does lose heat. Second, the body adapts to the temperature, so even without losing heat, the water does not seem as hot. If only a thermometer is being used, that ...

Legal needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

math
We cannot help unless you state the specific problem.

Stats
95% = mean ± 1.96 SEm SEm = SD/√n

statistics
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.

Math (?)
It would help if you proofread your questions before you posted them. Insufficient data.

science (?)
What four variables?

Child Psychology
During maturation, the muscles for fine movements develop later, proximodistal development.

biology
The parents' genotypes are Bw and ww. Use a punnett square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8

science (?)
What four variables?

science
Have the solar cell computerized to change its angle along with the sun.

Psychology
Rather than "proved or disproved," I would say "supported or contradicted." http://www.psychologytoday.com/blog/the-scientific-fundamentalist/200811/common-misconceptions-about-science-i-scientific-proof I would say 4.

Math (?)
Measure them with ruler or measuring tape? Insufficient data to answer second question.

math (?)
No figure given. Cannot copy and paste here.

statistics
Is the distribution normal, positively skewed or negatively skewed? The average (whichever) rounds to 2. The mean is most influenced by deviant scores, so it would be the lowest in a negatively skewed distribution, having relatively more scores above it. The mode would be lowe...

6th Grade Science - Help
No, Goggle each of your choices.

mathematics
4 * 60 = 240

science
Agree

Business statistics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .67^3 = ?

science
I would say d.

science
With the word, "not," I would say b.

algebra
Unable to tell with the equation arranged the way it is.

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 related to the Z scores.

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

Math (?)
No wall shown. Cannot copy and paste here.

Algebra 2
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 with the first problem. I assume that you want the proportion ...

Math (?)
What squares? What is your question?

Math
a. 400 + 100 + 2n = 7n b. 400 + 100 + 2n = 6n Solve for n.

science
Since this is not my area of expertise, I searched Google under the key words "water mechanical chemical weathering" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=water+mechanical+chemical+weathering&ie=UTF-8&oe=UTF-8 In the futu...

percentages/word problem
Use similar process as previous post.

percentages/word problem
$272.49 = (1-.35)x Solve for x.

science
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.

math
Cannot draw diagrams here.

math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

Math 2 (?)
What diagram? Cannot copy and paste here.

math-urgent
Note that you are only asking for the probability of the last draw. 1. Assuming no replacement, there is one less card. 13/51 2. Use same reasoning. 3. Blue ball = 5/11, green ball = 6/(11-1) If the events are independent, the probability of both/all events occurring is determ...

science
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. Also, we do not have the diagrams available.

Biology
Do you mean most inclusive? If so, ecosystem.

maths
I searched Google under the key words "statistics alpha beta error" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=statistics+alpha+beta+error&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more quickly, ...

Human & Physiology
Since this is not my area of expertise, I searched Google under the key words ""nervous system" homeostasis" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=%22nervous+system%22+homeostasis&ie=UTF-8&oe=UTF-8 In the future...

statistics
Positive, since both are increasing together.

Math help
1. One increases, while the other decreases, students present effects empty chairs 2. both increase together, speed effects distance An independent variable is the potential stimulus or cause, usually directly manipulated by the experimenter, so it could also be called a manip...

ETH/125
I would choose d.

English
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 earlier post.

English
"Lost in the woods"

Math
right.

biology
Vas deferens

Science
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.

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. See later post.

biology
Since this is not my area of expertise, I searched Google under the key words "photosynthesis light dark reactions" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=photosynthesis+light+dark+reactions&ie=UTF-8&oe=UTF-8 In the future...

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

Math 25 College
Which "same linear equation"? ($22.40 - $12.80)/6 = $1.60/day $1.60 * 30 = $48.00

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

algebra (?)
No plots seen. Cannot copy and paste here.

Statistics
You will have to collect the raw data yourself. 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 = s...

alegbra 1 (?)
What is your question?

Medical Billing needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. I have no idea what the acronym, "HIM," means.

Biology (fetal pig)
Since this is not my area of expertise, I searched Google under the key words "glottis esophagus" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=glottis+esophagus&ie=UTF-8&oe=UTF-8 In the future, you can find the information you d...

math
5/4 * 14 = ?

Algebra
90 2200

3rd grade math
Cannot draw here. Each person got 1 1/3 pieces.

Algebra
It would help if you proofread your questions before you posted them. Data missing.

psych
It would help men compete with other men. What does that suggest?

Algebra Help!
Cannot show frequency table here.

Chem help needed
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

Science
Newton's laws are empirical determinants of how gravity operates. Gravity operates regardless of the law. I think I responded to the second question previously. Since this is not my area of expertise, I searched Google under the key words ""Newton's Laws"...

Chemistry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

Science
Since this is not my area of expertise, I searched Google under the key words ""Newton's Laws" "everyday life"" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=%22Newton's+Laws%22+%22everyday+life%22&ie=...

science
If the atmosphere gets thinner, what do you think happens to the air pressure outside the airplane?

Science (?)
What is a "shake up toy"?

Algebra (?)
What inequalities? You cannot copy and paste here.

stats
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. (1-.05)(1-.05) = ?

Math
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. 4/8 is 4 times greater than 1/8 and they add to 5/8.

math
36/1.5 = ?

math
hi

math
-2x+6y=-26 8x+6y=-16 Multiply first equation by 4, then add the two equations. -8x + 24y = -104 30y = -120 You should be able to work it from here.

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 (.10) and its Z score. Insert ±Z into equation above and solve for score.

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 95% = mean ± ...

stats
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 (.15) and its Z score. Insert all values in above equation to calculate the score.

math
If -2y = 1, then y = -1/2 Thus 3x + (-1/2) = 1, then: 3x = 3/2 x = 1/2

Math
2 cups = 16 fluid ounces 1 gallon = 128 fluid ounces 1 pint = 16 fluid ounces x/16 = 16/128 Solve for x.

Math
a = 90 - b 2b + a = 96 2b + (90-b) = 96 b = 6

math word problems
It lost the 2' plus another 4' (1 yd 1 ft). 2' + 4' =?

statistics
You do not mention what is being measured. Do the numbers represent SAT Scores or the number of people who took the test (participation rates)? Points on a scatter diagram are each represented by two numbers, one on the ordinate (Y axis) and the other on the abscissa (X axis)....

algebra (?)
No wall shown. you cannot copy and paste here.

Probability (?)
We do not have access to Table III.

Algebra
Multiply both sides by z. 6 - 3z = 8/5z Add 3z to both sides. 6 = 3z + 8/5z = 23/5z Multiply both sides by 5/23. 6 (5/23) = z 30/23 = z

Statistics
Find the means 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 = (mean1 - mean2)/stan...

math
a. What are pairs of factors of 128? Start with 2, 64. b. Pick the two factors that would allow the needed space. c. L * W = Area W = Area/L

math (?)
What design? Cannot copy and paste here.

algebra
Ratio is 1:3 with total of 4. 1/4

statistics
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.071) and its Z score. OR… http://davidmlane.com/hyperstat/z_table.html

math
6 * .25 = ?

math
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 do one problem. 4. 10b + 25 = 5(2b + 5)

Chemistry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.

statistic****help*****
There are 2 possibilities with each coin. TTT HTT THT TTH HHT HTH THH HHH How many is that?

math
From your data, it makes more sense to subtract. Multiply second equation by 5 and subtract it from the first. 5x + 20y = 40 5x + 15y = 30 5y = 10 You should be able to proceed from here.

English??
"How to subtract from ADD"?

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

psychology
I can't make any sense out of it either. It would help if you proofread your questions before you posted them. You cannot copy and paste here.

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