Posts by PsyDAG

Total # Posts: 23,509

Math (?)
No figure. Cannot copy and paste here.

maths
18

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

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.

Satistics (?)
There is no data on stink bugs here.

math
Get common denominator. x/50 + 2x/50 + 3x/50 + 4x/50...+ 100x/50 = ?

math
What is missing in the "..."?

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.

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

USG
Judge on previous decisions.

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 ...

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...

maths
Circumference = d? Each competitor needs d? *60 cm.

math
P = 10W L = W+9 2L + 2W = P 2(W+9) + 2W = 10W Solve for W.

math
7x + 5.5 ? 19.5 Solve for x.

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

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.

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.

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.

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.

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.

Statistics
.59963

English
B indicates emotion.

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....

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

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

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

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

math (?)
No table. You cannot copy and paste here.

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

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

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.

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

Math
Cannot draw on these posts.

Health
This might also help. http://drdavespsychologypage.homestead.com/Learning_Hints.pdf

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.

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

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.

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) = ?

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

maths (?)
Lack data. Why should there be any peanuts?

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

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.

Heath
You cannot copy and paste here.

math
Cannot draw Venn diagram here.

math
x/5 = 60/3 Solve for x.

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 ...

math
Thousands digit must be 2. 2650

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.

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.

Maths
385/500 = ? Multiply ? by 100.

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

Math
2. B and C 3. How many CDs cost $30.00?

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

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

science
1. agree 2. Agree 4. disagree 5. what is your choice?

Mathematics
Is there a typo?

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

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

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

Math
(36-6)/36 = ?

Algebra
x = y + 2

Algebra
C = (F-32)5/9

Math
X - 1/2x - 1/2(1/2x) = 10 Solve for x.

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

math (?)
What does X stand for?

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

Psychology
agree with A

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 ...

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...

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

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.

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?

math
L * W = Area 120 * W = 480 Solve for W.

Algebra (?)
What matrix? Cannot copy and paste here.

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 ...

Maths
2L + 2W = perimeter. 2L + 2(3) = 20 Solve for L.

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

Math
10 * 1/2 = ?

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

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.

Biology
Welcome

Biology
Do a Punnett square. Amber is right.

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

math
26 * 10 * (10-1) = ?

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

math
12 * 2x = 18 Solve for x.

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".

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

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.

psych
Agree with all except 9.

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?

MATH
Agree 1.075-(-3.1) = 4.175

Algebra
.4 * 118 = 47.2 cm 100 cm = 1 m 47.2/100 = .472m

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

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.

math.......
1.05($39.50) = 41.48

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

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

math
72/4 = 18 72 + 18*3 + 18*2 = ?

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