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Posts by PsyDAG

Total # Posts: 23,294

Maths
8*10 = 80 8*1 = 8

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. You might try this: https://www.google.com/search?client=safari&rls=en&q=genetic+engineering...

Anatomy and Physiology
Disagree AORTIC VALVE. Closes off the lower left chamber that holds the oxygen-rich blood before it is pumped out to the body. Opens to allow blood to leave the heart (from the left ventricle to the aorta and on to the body).

Statistics
Agree SD^2 = variance

Math
Disagree. 1/10 = 10/100

Mathematics
2/3 of $60 = $40 $40 = 1/2J Solve for J.

Psychology
I also agree.

Psychology
I agree with 1, 2, and 4. However, I am unfamiliar with Myers-Briggs, so I cannot respond to that one.

Statistic Psychology
With an error of 3, how do you get ±1? Disagree,because 99.5% encompasses 3 times the standard error.

maths
Distance = rate*time = 600 * 2 1/3 Calculate distance.

math
It would help if you proofread your questions before you posted them. A "soda costs $99"? I assume you mean $.99. h = 2s + 1.27 = 2(.99) + 1.27 Calculate.

Mental Health
Disagree

Statistics
Z = (score-mean)/SD

PsyDAG How can i inteview you?
Post questions to <dagershaw@cox.net>.

algebra (inequality)
Welcome

algebra (inequality)
300 + .1x ? 1200 To solve for x, first subtract 300 from both sides, then divide both sides by .1(10%).

maths
I am assuming that it is 1.5%. 52,000 * .015 = ?

Science
The distances between planets are too great.

math (?)
What triangles?

Menchville (?)
"JAMES"?

discret
It would help if you proofread your questions before you posted them. Spaces? Online "^" is used to indicate an exponent, e.g., x^2 = x squared.

Math
Each number has the probability of 1/8. Do you need to change that to a percentage?

Health
Read through this to find which applies. http://psychcentral.com/lib/15-common-defense-mechanisms/?all=1

Statisticians Interview only
I am a psychologist who uses some statistics. Will that help?

Bio
The heart pumps it. I searched Google under the key words "blood circulation" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Blood+circulation&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more quickly, ...

Math
If x = # dogs and y = $, you are right.

math
42 ft = 504 inches 504/31 = approx. 16 bricks high 400/16 = 25 bricks long Take it from here.

Maths
M + 49 = R/2 M+49 + R/2 = 338 Substitute R/2 for M+49 in the second equation and solve for R.

math
Ratios are 2/4, 3/6, 10/20 and 6/24, respectively. Reduce them.

math
See following post.

Biology
I agree with your answer.

math
Divide formula by the largest factor that can go into all terms. 3x(x^2-4)

Math
Assuming they all travel in one vehicle (a bus?): 10 + 10x = 660 Solve for x.

Algebra
Online "^" is used to indicate an exponent, e.g., x^2 = x squared. What is your question?

6th Grade Math
.6(y/12)(2/3z) What is your question?

Geometry
Four 90 degree angles are formed by intersecting perpendicular lines.

Math
11 + .21m = 20 + .10m Solve for m.

maths
15/p = 3 Solve for p.

Algebra
It would help if you proofread your questions before you posted them. Insufficient data.

Algebra 2
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 the two Z scores. Multiply that by 200.

Math
5 + .8W ? 36 Solve for W.

math
Is it [(5-2)*.5][(4-2)*.5](63) or 5(-2*.5)4(-2*.5)(63)? Assuming the former, = (3*.5)(2*.5)(63) = (1.5)(1)(63) Take it from there.

value
It would help if you proofread your questions before you posted them. Need to know units. 50 what? "63 persquare" what?

Triangles math
No, first triangle at 50% would have sides half of the original. Second would have sides 3 times the original. Third would have sides 5 times the original.

Data analysis statistics and probability
Subtract each month from the previous month and compare.

math
It would help if you proofread your questions before you posted them. "if the...?" 6 3-inch diameter circles can be cut within a 6 by 9 inch sheet.

mathematics
It would help if you proofread your questions before you posted them. "tsh32850"?

math (?)
What is the significance of the colons (:)?

Maths
1 m^2 = approx 1.2 sq. Yards. 14 * 1.2 * 18 = ?

Math
N = 4P N - P = 30 Substitute 4P for N in the second equation and solve for P.

Math
It would help if you proofread your questions before you posted them. 220 - 220/4 = 220 - 55 = 165 Assuming that you mean 20% of the remaining cards, 165 - .2(165) = 165 - 33 = 132 132 - 15 = 117

Math (?)
You need to include the original problem, so we have some idea about what you are asked.

Math, Algebra
If he sent 100 texts each month, that is a total of 400 texts during the 4 month period. 4(45.99) + 400x = 207.96 183.96 + 400x = 207.96 400x = 24 x = .06

Math
Welcome

Math
agree 1-3. 4. Assuming 2/2 is the power for 14-2, 2/2 = 1. What is any value to the first power? If formula was (5(14-2)^2)/2, then you are correct. agree with 5.

ELA
That's an adverb, modifying feed.

Probability
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 9/56 * (9-1)/(56-1) * 7/(56-2) * (7-1)/56-3) = ? Which formula would fit best?

math
12*6*3 = ?

math
https://www.google.com/search?client=safari&rls=en&q=division+of+fractions/+reciprocals&ie=UTF-8&oe=UTF-8

science
Cannot diagram here.

mosab bin omair
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. I cannot make sense of your question. Maybe someone with physics/chemistry background could. Online, “*” is used to indicate ...

Math (?)
It would help if you proofread your questions before you posted them. "? of the students were 8th graders".

Math
Is this the elimination method? Multiply by 24. 6n - 4m = -24 Multiply by 10. 2m + 5n = 100 Multiply second equation by 2. 10n + 4m = 200 Add the two equations. 16n = 76

Maths (?)
It would help if you proofread your questions before you posted them. "...$2000 per year for ? years...."

math
Get an equation in terms of just one of the values. q = 2n-8 = 2(2d-2)-8 2(2d-2)-8 = 1.60 + 4(2d-2+d) Solve for d, then n and q.

math (?)
No drawing. Cannot copy and paste here.

Math
d = 3q+8 .10d + .25q = 12.20 .10(3q+8) + .25q = 12.20 Solve for q, then d.

Edit/Revise
"it is faster than using the DVD drive" I don't know about others, but I just slip my DVD into the DVD drive in the side of my iMac to play or record. Very easy. No noise either. If this is true for other computers, do you want to use those points for your ...

Math
How do you get it "5 cm wide... cut from all around" when it only measures 2 cm in one direction? As far as I can tell: The area cut would be 5*2 = 10 cm^2 The remaining area would b3 25*2 = 50 cm^2

Maths
It would help if you proofread your questions before you posted them. "rat angled"? https://www.google.com/search?client=safari&rls=en&q=scalene+triangle+definition&ie=UTF-8&oe=UTF-8

sceinc
The one with the lesser mass.

maths
It would help if you proofread your questions before you posted them. "reaping"? Why is fencing 1.20 per 100 SQUARE meters? 1.20/100 = x/3200(?)

biology
No figure. Besides, 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 (?)
What do you win?

Statistics (Oooops)
That would be for finding the distribution of means. Use the equation: Z = (score-mean)/SD

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 (.75) and its Z score. Insert data into first equation and solve for score.

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

Biology
Assuming that you mean a control group, to see if the independent variable makes a difference.

Maths
89/18 = 4.9444 .9444 * 18 = ?

Math
If dealing with discrete whole units, 25. If not, 24.5.

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 I'll let you do the ...

Algebra 1
Here is what I get: x^2 - (x-3)^2 = x^2 - (x^2 - 6x + 9) = x^2 - x^2 + 6x - 9) = 6x - 9 Typos?

algebra
95 < 75 + .80m Solve for m.

math college readiness
No segment. Cannot copy and paste here.

math
Cannot draw here.

math
Any parentheses?

math
What are your choices?

Working with Events
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. P(w) = 10/44 * (10-1)/(44-1) = ? P(b) = 12/44 * (12-1)/(44-1) = ? Either-or probabilities are found by adding the individual ...

Math
Jess is right for the first part. Z = (score-mean)/SD Insert the values and compute.

math
Emily = 5u John = (1-8/13)u

English
Both 2 and 4 are incorrect.

English
No. http://writingexplained.org/was-vs-were-difference

math (?)
No scatterplot. Cannot copy and paste here.

Plz check (partial)
1. DK, but guess at D 2. Agree 3. Agree 4. agree 5. agree 6. agree 7. agree 8. agree DK the rest.

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

math
80 = one time fee x = number of months 55 = fee per month

math
(w+11)/7 = ?

Math
The mean is a fulcrum (balance point) for the distribution. The median is the 50th percentile. a) disagree b) agree

Math
Arrange data better. 2 and under 17% 3-5 19% 6-9 24% 10-12 13% 13 and over 27% a) agree b) disagree c) agree d) agree

Find the probability that a person has the virus
What virus?

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