Friday
March 24, 2017

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Posts by PsyDAG

Total # Posts: 23,179

Science (?)
What are your alternatives?
March 3, 2017

Math
Area = bh/2 Amt Paint = bh/2(.2) quarts Insert values and calculate.
March 3, 2017

Stat
1) 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. 2) Insert values into above equation and solve for score.
March 3, 2017

Maths
Volume = side cubed (.5^3)x = 3^3 = 3*3*3 = 27 .125x = 27 Solve for x.
March 3, 2017

Math (?)
What is the specific question?
March 2, 2017

Algebra
48 + 11 = ?
March 2, 2017

mathematics (?)
It would help if you proofread your questions before you posted them. "a straight road observes" nothing. What is your question?
March 2, 2017

Math
agree
March 2, 2017

mathematics
one dollar = 1.2 euros 250 = 1.2 * 250 Calculate.
March 2, 2017

Math
1 ft^3 = 12 inches^3 = 12*12*12 inches = 1728 cubic inches 111(1728)/455.9 = ?
March 1, 2017

Math
3 for the sides and 1 for the base.
March 1, 2017

Math
Since this is not my area of expertise, I searched Google under the key words "spiral and elliptical galaxies" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=spiral+and+elliptical+galaxies&ie=UTF-8&oe=UTF-8 In the future, you can ...
March 1, 2017

math
1 Kiloliter = 1000 liters 720/1000 = ?
March 1, 2017

Math
Assuming that he walks the middle if the path, then his radius = 21m Circumference = 2?r 5C = 5(2?r) Insert values and calculate.
March 1, 2017

Maths
13,000/5,000 = 2.6 round to 3
February 28, 2017

math (?)
What are your choices?
February 28, 2017

Math
3/28 If it was 3/27 = 1/9
February 28, 2017

math
16 ounces = 1 pound $.80/16 = ?
February 28, 2017

Math (?)
What is your question?
February 28, 2017

math
It would help if you proofread your questions before you posted them. How far is the cyclist traveling?
February 28, 2017

Science
In one hour, the car will travel 90km.
February 28, 2017

stats
a. .10 * .15 = ? b. .27 * (1-.15) = ? Use similar process for c and d.
February 28, 2017

Stats
Use same process for ±.30.
February 27, 2017

Stats
Use method indicated in previous post.
February 27, 2017

Stats
Z = (score-mean)/SD Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion/probability (.40) and its Z score. Insert data into above equation and solve for score.
February 27, 2017

math
mean = ?x/n 75 = ?x/3 ?x = 225 mean = (225+55)/4 = ?
February 27, 2017

Math
a - 50% = .5a .5a + .5(.5a) = ?
February 27, 2017

Psychology
In classical conditioning, the unconditoned stimulus (US) is one which reflexively causes a response. One example is putting something into your mouth causes salivation. In this case the unconditioned response (UR) is the response to a US presented alone, the salivation. A ...
February 27, 2017

Genetics
Using the Punnett square, 1/4 children will have the disorder. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. A. 1/4 * 1/4 = 1/16 B. (1-1/4)^3 = (1-1/4)(1-1/4)(1-1/4) = ? Use ...
February 27, 2017

Math
Cannot create frequency table on these posts.
February 26, 2017

Social Studies
Since this is not my area of expertise, I searched Google under the key words "Primordial School of thought" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Primordial+School+of+thought&ie=UTF-8&oe=UTF-8 In the future, you can find...
February 26, 2017

Maths
(42*30) - (40*28) = ?
February 26, 2017

Maths
Cannot sketch here.
February 26, 2017

Biology
Since this is not my area of expertise, I searched Google under the key words "Glycine and Arginine" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Glycine+and+Arginine&ie=UTF-8&oe=UTF-8 In the future, you can find the information...
February 25, 2017

science
For one, there is not an infinite supply. Secondly, they contribute to increased CO2 in the atmosphere and other pollution.
February 25, 2017

math help now plez
You cannot copy and paste here.
February 25, 2017

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
February 25, 2017

math
Assuming that 48 in^2 shows, that probably is 6 by 8 in., meaning that the width of the frame is 2 in.
February 24, 2017

Psych
The group designations would depend on your hypothesis. If you hypothesize that COLD would increase/decrease errors, then the students in the cold group would be the experimental group and those in the warm group would be the control. If the hypothesis was for the warmth, the ...
February 24, 2017

math
2,067
February 24, 2017

math (?)
No parallelogram shown. Cannot copy and paste here.
February 24, 2017

Math Word Problem
.33 * 603 = 199
February 24, 2017

math
12 = 3R R = 4 12 + x = 2(4+x) = 8 + 2x 4 = x 12 + 4 = 16
February 24, 2017

math (?)
What is your question?
February 24, 2017

SS Help!(?)
No graph. Cannot copy and paste here.
February 23, 2017

math
It would help if you proofread your questions before you posted them. I assume "1/1/4" is 1 1/4. (1-.10)(1.25*42000 + 10*22000) = ?
February 22, 2017

Algebra
Good for you!
February 22, 2017

math (?)
What pattern? Cannot copy and paste here.
February 22, 2017

Math
a = b + 5 a + b = -1 Substitute b+5 for a in the second equation and solve for b. Insert that value into the first equation to solve for a. Check by putting both values into the second equation.
February 22, 2017

Science
Agree
February 21, 2017

Statistics
Z = (score-mean)/SD Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion/probability (.10) in the smaller portion and its Z score. Insert data into above equation and solve for score.
February 21, 2017

Science
Since this is not my area of expertise, I searched Google under the key words "ozone layer" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=ozone+layer&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more ...
February 21, 2017

Esol
Welcome
February 21, 2017

English
Agree
February 21, 2017

geometry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
February 21, 2017

Math
Assuming the half-bracket is a typo: 2 6/10 + 1 7/10 - 8/10 = 3 5/10
February 21, 2017

science
70/20 = x/230 Solve for x.
February 21, 2017

Algebra
Let the first integer be x-2, then middle integer is x and the third is x+2. (x-2)(x+2) = 12x + 9 X^2 - 4 = 12x + 9 x^2 - 12x - 13 = 0 (x+1)(x-13) = 0 11 * 15 = 12*13 + 9
February 20, 2017

Math Algebra
L = 3W-2 L*W = 65 (3W-2)W = 65 3W^2 - 2W - 65 = 0 Factor to solve for W, then insert W value in the first equation to find L.
February 20, 2017

Math
Disagree. Jason scored at the lower quartile.
February 20, 2017

Maths
4/9*90 = 40 are sheep, 1/3* 90 =30 are cows, 1/10*90 = 9 are horses. What is left?
February 20, 2017

Vocabulary
If you are narrating what is happening now, it is correct. If not, "gulped" should be used.
February 20, 2017

psychology
chemical, biochemical, physiological?
February 20, 2017

math (?)
No picture. Cannot copy and paste here.
February 19, 2017

Math (?)
Need more data. What is BAC?
February 19, 2017

Math (?)
No figure. Cannot copy and paste here.
February 19, 2017

maths
18
February 19, 2017

bio
Assuming tall is dominant and short is recessive, use Ts and ss in a Punnett Square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8
February 19, 2017

Statistics
Look in the back of your statistics textbook for a table called something like “area under normal distribution” to find the proportion between the mean and Z = 1.37.
February 18, 2017

Satistics (?)
There is no data on stink bugs here.
February 17, 2017

math
Get common denominator. x/50 + 2x/50 + 3x/50 + 4x/50...+ 100x/50 = ?
February 16, 2017

math
What is missing in the "..."?
February 16, 2017

science
https://www.google.com/search?client=safari&rls=en&q=methods+to+reduce+global+warming&ie=UTF-8&oe=UTF-8 Don't just copy the material. Express the ideas in your own words. Although this will take more time and effort, you will learn more.
February 16, 2017

math (?)
It would help if you proofread your questions before you posted them. "like this..." ??? Cannot copy and paste here.
February 16, 2017

USG
Judge on previous decisions.
February 16, 2017

math
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 I'll let you do the ...
February 16, 2017

math statistic
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. 95% = mean ± Z(SEm) SEm = SD/?n Find table in the back...
February 16, 2017

maths
Circumference = d? Each competitor needs d? *60 cm.
February 16, 2017

math
P = 10W L = W+9 2L + 2W = P 2(W+9) + 2W = 10W Solve for W.
February 16, 2017

math
7x + 5.5 ? 19.5 Solve for x.
February 16, 2017

Math
Not knowing how big the garden is or how far apart the flowers have to be planted, I can't tell you.
February 15, 2017

Algebra/ please help!!!!
I don't agree. Annual Wage = $17*40*52 = $35,360 (No vacation?) Annual Rent = $934*12 = $11,208 Unless he is earning income from a rental, the rent is subtracted from the wages.
February 15, 2017

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 your later post.
February 15, 2017

math
95% = mean ± Z(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 (±.475) and its Z score. Insert Z and other data into above equations to check.
February 15, 2017

Math Breakdown/ please help!!
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.
February 15, 2017

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.
February 15, 2017

Statistics
.59963
February 15, 2017

English
B indicates emotion.
February 15, 2017

English
The worst was yet to come. Still shedding tears, I climbed back into the hearse to return to a home, which would never be the same again....
February 15, 2017

science
https://www.google.com/search?client=safari&rls=en&q=humidity+level+vs+dew+point&ie=UTF-8&oe=UTF-8
February 15, 2017

science
https://www.google.com/search?client=safari&rls=en&q=solar+vs+lunar+eclipse&ie=UTF-8&oe=UTF-8
February 15, 2017

algebra
Cannot draw Punnett square here. However, using two RL's would do the job.
February 14, 2017

statistics and probability
To round to whole people, you would round up if it was .5 of a person or greater.
February 14, 2017

math (?)
No table. You cannot copy and paste here.
February 13, 2017

plant
Place the child twice as far from the fulcrum as the father. https://www.google.com/search?client=safari&rls=en&q=mechanical+advantage+of+seesaw+lever&ie=UTF-8&oe=UTF-8
February 11, 2017

ratio pls help asap
180/9 = 20 3*20 = 60 2*20 = 40 4*20 = 80 Use same method for the second problem.
February 11, 2017

math
2,000,000/5 = 400,000 2.61*6.14*.0043*400,000 = ? cubic inches 12*12*12 cubic inches = 1 cubic foot Solve for cubic inches, then feet.
February 11, 2017

Statistics
https://www.google.com/search?client=safari&rls=en&q=Chebyshev%E2%80%99s+theorem&ie=UTF-8&oe=UTF-8
February 10, 2017

Math
Cannot draw on these posts.
February 9, 2017

Health
This might also help. http://drdavespsychologypage.homestead.com/Learning_Hints.pdf
February 9, 2017

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