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March 30, 2017

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Posts by PsyDAG

Total # Posts: 23,209

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

Math
You don't have to print "dollar sign." "$5" is adequate. This is what I assume you mean: You have $20 to spend on taxi fare. The ride costs $5 plus $2.50 per mile. $5 + $2.50m ? $20 Solve for m.
February 9, 2017

Psychology
It has been a long time since I used the Strong, but I would go with C for both.
February 9, 2017

Statistics
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 = number of cells Look up value in X^2 table in the back of your textbook.
February 9, 2017

math
First prize = 5/200 If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1st and 2nd Prizes = 5/200 * (5-1)/(200-1) = ?
February 9, 2017

Maths
Distance = rate * time D = 60km/h * 1/4h = 15km 15km = 36km/h * h Solve for h and convert to minutes, if necessary.
February 9, 2017

maths (?)
Lack data. Why should there be any peanuts?
February 9, 2017

maths (?)
It would help if you proofread your questions before you posted them. 30 ?
February 9, 2017

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.
February 8, 2017

Heath
You cannot copy and paste here.
February 8, 2017

math
Cannot draw Venn diagram here.
February 7, 2017

math
x/5 = 60/3 Solve for x.
February 7, 2017

science (?)
No illustration. Cannot copy and place here. I searched Google under the key words "sporophyte" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=sporophyte&ie=UTF-8&oe=UTF-8 Do the same with the other terms. In the future, you can ...
February 7, 2017

math
Thousands digit must be 2. 2650
February 7, 2017

English writting
Goggle "barbie dolls." 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 7, 2017

Maths
"dam"? Assuming the side of the square has 16.5m: 16.5m * 16.5m = ??m^2 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 7, 2017

Maths
385/500 = ? Multiply ? by 100.
February 7, 2017

Math
How big/long is the track? 1/4 Track + 3/8 mile
February 6, 2017

Math
2. B and C 3. How many CDs cost $30.00?
February 6, 2017

Math
Perimeter = 2(4.04) + 2(1.707) Volume = 4.04 * 1.707 * .078 Convert to cm. 1 inch = 2.54 cm
February 6, 2017

science (?)
It would help if you proofread your questions before you posted them. What do you want to find?
February 6, 2017

science
1. agree 2. Agree 4. disagree 5. what is your choice?
February 6, 2017

Mathematics
Is there a typo?
February 6, 2017

Mathematics
Multiply by 2. 6cm = 63 km Divide by 6. 1cm = 1.5km
February 6, 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 6, 2017

math (?)
No map. Cannot copy and paste here.
February 6, 2017

Math
(36-6)/36 = ?
February 6, 2017

Algebra
x = y + 2
February 5, 2017

Algebra
C = (F-32)5/9
February 5, 2017

Math
X - 1/2x - 1/2(1/2x) = 10 Solve for x.
February 5, 2017

statistics
The base would be between $20 and $30, and the height would be he number of shares.
February 4, 2017

math (?)
What does X stand for?
February 4, 2017

division
Does it need to have decimals? 8/4 = 2 8/2 = 4 8/8 = 1
February 4, 2017

Psychology
agree with A
February 3, 2017

Statistics
Z = MD/SEm SEm = SD/?n Online "^" is used to indicate an exponent, e.g., x^2 = x squared. SD = ?s^2 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 ...
February 2, 2017

science
Since this is not my area of expertise, I searched Google under the key words "photoelectric effect" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=photoelectric+effect&ie=UTF-8&oe=UTF-8 In the future, you can find the information...
February 2, 2017

math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 10-2+3*5 = 8 + 15 = 23
February 2, 2017

math
Since 20 is an even number, there must be an even number of 3-point baskets. 2 3-point and 7 2-point baskets.
February 2, 2017

Social Studies quiz PLEASE HELP
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. What are your answers?
February 1, 2017

math
L * W = Area 120 * W = 480 Solve for W.
February 1, 2017

Algebra (?)
What matrix? Cannot copy and paste here.
February 1, 2017

Science
Since this is not my area of expertise, I searched Google under the key words "ph of blood" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=pH+of+blood&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more ...
January 31, 2017

Maths
2L + 2W = perimeter. 2L + 2(3) = 20 Solve for L.
January 31, 2017

math
W * L = Area W * 4 3/8 = 9 13/18 Solve for W. 2W + 2L = perimeter
January 31, 2017

Math
10 * 1/2 = ?
January 31, 2017

math
I don't know. If you have a spinner, how many possibilities are there on the spinner?
January 30, 2017

math
It would help if you proofread your questions before you posted them. What is the situation? If P(7) = 3/8, then P(not 7) = 5/8.
January 30, 2017

Biology
Welcome
January 30, 2017

Biology
Do a Punnett square. Amber is right.
January 30, 2017

Biology
Capitals indicate dominant, and since both letters are the same, it is homozygous.
January 30, 2017

math
26 * 10 * (10-1) = ?
January 30, 2017

math
M = S/2 1.25M + 1.75S ? 20 Substitute S/2 for M in the second equation and solve for S.
January 30, 2017

math
12 * 2x = 18 Solve for x.
January 30, 2017

Maths
It would help if you proofread your questions before you posted them. Typo? You have the answer in your question, "2/7 of the class are left-handed boys".
January 30, 2017

probability
a. 14/40 b. 26/40 c. Either-or probabilities are found by adding the individual probabilities.
January 29, 2017

Math
Substitute 3+2j for f in the second equation and solve for j. Insert that value into the first equation to solve for f. Check by putting both values into the second equation.
January 29, 2017

psych
Agree with all except 9.
January 27, 2017

psych
1. Disagree. What is variable about it? Agree with 2, 3, 4, 5, 6. 7. Disagree. Does it make any difference about how long it takes to lose 5 pounds?
January 27, 2017

MATH
Agree 1.075-(-3.1) = 4.175
January 27, 2017

Algebra
.4 * 118 = 47.2 cm 100 cm = 1 m 47.2/100 = .472m
January 27, 2017

MAth (?)
It would help if you proofread your questions before you posted them. I can't make sense out of your post.
January 26, 2017

math (?)
Bill is better than me. I don't even know how many children she has. She could have twins who are one year old.
January 26, 2017

math.......
1.05($39.50) = 41.48
January 26, 2017

Math needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
January 26, 2017

Math
It would help if you proofread your questions before you posted them. Also, we cannot draw on these posts.
January 25, 2017

math
72/4 = 18 72 + 18*3 + 18*2 = ?
January 25, 2017

Statistics
The statistical procedures are typically indicated in the article along with the values found with the procedure. Look for numbers and explanations of how the numbers were obtained.
January 25, 2017

PSYDAG Statistics ( no computation)--help please
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, this may help: http://www.fao.org/docrep/W7295E/w7295e08.htm
January 25, 2017

Math, Statistics
Either-or probabilities are found by adding the individual probabilities. http://math.stackexchange.com/questions/941150/what-is-the-difference-between-independent-and-mutually-exclusive-events
January 24, 2017

PSYCHOLOGY
https://www.google.com/search?client=safari&rls=en&q=psaychotherapy&ie=UTF-8&oe=UTF-8
January 24, 2017

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