Wednesday
August 31, 2016

Posts by PsyDAG

Total # Posts: 22,177

Statistics for the Behavioral Sciences
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 25, 2016

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 25, 2016

Math
2a - 16 = a + 2 Solve for for a.
February 25, 2016

Check math please!
Both correct.
February 25, 2016

maths literacy, business studies, economics, tourism
See your school counselor, who can ask you questions to see what careers you are qualified for and might want.
February 25, 2016

statistics
Correct. http://drdavespsychologypage.homestead.com/Two___Two_____four.pdf Mean only valid for interval or ratio data.
February 25, 2016

Statistics
Z = (score-mean)/SD SD = √variance 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. Either-or probabilities are found by adding the individual ...
February 25, 2016

statistics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.
February 25, 2016

statistics
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. You are looking for the probability of one 6 and three non-6s. 1/6 * (5/6)^3 = ?
February 25, 2016

statistic
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.
February 25, 2016

science
density = mass/volume
February 25, 2016

genetics and breeds
Yes, man's father can only pass down y chromosome to him, which does not carry colorblind gene. Need two recessive colorblind genes on the X chromosomes to have colorblind daughter.
February 25, 2016

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.
February 25, 2016

Math
No rectangle. Cannot copy and paste here.
February 25, 2016

statistics
1 - .22 = ?
February 24, 2016

Math Plz help
Yes.
February 24, 2016

geomertry
You need to state the specific problems with your answer.
February 24, 2016

STATISTIC
Agree. Same.
February 24, 2016

intermediate algebra (Lial)
First, if you have a question, it is much better to put it in as a separate post in <Post a New Question> rather than attaching it to a previous question, where it is more likely to be overlooked. T(°C) = (T(°F) - 32) × 5/9
February 24, 2016

college algebra
Since you indicate that Ivan is only "adding money," the change will only be positive.
February 24, 2016

college algebra
Looks like 550 is starting amount and 40 is the change per week.
February 24, 2016

math
What is your question?
February 24, 2016

life science ,cat,maths lit and english
See your school counselor, who can ask you specific questions to help you answer your question.
February 24, 2016

Math
What are your choices? Cannot copy and paste here.
February 23, 2016

algebra
Let x = first angle x + 2x + (3x-6) = 180
February 23, 2016

STATISTIC
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 23, 2016

MATH
First, please do not use all capitals. Online it is like SHOUTING. Not only is it rude, but it is harder to understand. Thank you. You don't give any indication of the proportion of green vs. blue marble that Jessica has.
February 23, 2016

math
What are your answers?
February 23, 2016

math
So she wants $40 per week to spend and save. Let x = hours. 10 + (6*3) + 7x ≥ 40 Solve for x.
February 22, 2016

math
No figure shown. You cannot copy and paste here.
February 22, 2016

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.
February 22, 2016

psychology of human resources
Classical conditioning is characterized by several factors. I. The key relationship is associating antecedent events. II. It originates with reflexive behavior. The behavior is "built in." III. Classical conditioning is essentially a process of stimulus substitution...
February 22, 2016

maths
D = rt = 30 * 2.25 = ?
February 22, 2016

Biology
Since this is not my area of expertise, I searched Google under the key words "prophage" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=prophage&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the information you desire ...
February 22, 2016

math
What are your choices? Cannot copy and paste here.
February 22, 2016

mathematics
How many candidates are there?
February 22, 2016

Science
Both have YgRw. Use 4 by 4 Punnett square. https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8&gws_rd=ssl
February 22, 2016

stats
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.30 from mean) and get the Z scores. Insert Z scores into equation below. Z = (score-mean)/SD
February 21, 2016

statistics
If you are just concerned with that team, it is a parameter. If you want to generalize the data to all teams, it is a statistic. r = ?
February 21, 2016

math
I get the same answer you do. However, online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Also 70% ≠ .70%. 1.7 * 66 = 112.20
February 21, 2016

pre algebra
Not sure what you are asking. 50 - 8 = 42?
February 21, 2016

Science - Ms. Sue plz
How much sunlight reaches down to 1,000 meters?
February 20, 2016

English (Check)
Good.
February 20, 2016

Math
x = cans collected per day 688 + 7x > 2000
February 20, 2016

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. see your later post.
February 20, 2016

Bio
Because creatures evolve.
February 20, 2016

Math
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.
February 20, 2016

math
Since 8 and 9 are the only digits >7, 2/10 of students will probably chose these numbers.
February 20, 2016

Math
Right.
February 20, 2016

Statistic
Z = (mean1 - mean2)/standard error (SE) of difference between means SEdiff = √(SEmean1^2 + SEmean2^2) SEm = SD/√n If only one SD is provided, you can use just that to determine SEdiff. Find table in the back of your statistics text labeled something like "...
February 19, 2016

math
StatKey not shown.
February 19, 2016

algebra
3(2*50+2*9) + 4(3^2) = ? The first set is for the sides and the last is for the corners.
February 19, 2016

statistics
You cannot copy and paste here. Also, if you don't know the standard deviation, you cannot determine the temperature in that cup. Z = (score-mean)/SD
February 19, 2016

Statistics
SD = approx. range/4
February 19, 2016

geomerty
P.S. That isn't geometry.
February 19, 2016

geomerty
Out of every 7 games, they lost 3 and won 4. 161/7 = 23 23 * 4 = ? 23 * 3 = ?
February 19, 2016

Algebra 1
Boys = 8 * 2 Big dogs = 8 * 8 * 4 Little dogs = 8 * 8 * 8 * 4 That's a lot of dogs for a backpack.
February 19, 2016

Math
It would help if you proofread your questions before you posted them. You have just indicated that "inner area of the rectangle is 1.5m." Also, area would be in m^2.
February 19, 2016

science
I would guess oxydation. Since this is not my area of expertise, I searched Google under the key words "banana browning" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=banana+browning&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, ...
February 18, 2016

science
It would help if you proofread your questions before you posted them. How does an ice cube in a glass relate to a swimming pool?
February 18, 2016

Math
Perpendicular to what? If they are perpendicular, they form 90 degree angles, giving you a rectangle.
February 18, 2016

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 18, 2016

Science
Right
February 17, 2016

Algebra
Let x = # of 1.50 and y = # of 3.50 x = 3y + 5 1.50x + 3.50y = 1607.50 Substitute 3y+5 for x in the second equation and solve for y. Insert that value into the first equation and solve for x. Check by putting both values into the second equation.
February 17, 2016

Math
25 1/2 - 7 5/8 - 4 3/4 = ?
February 17, 2016

Math
(-11)(-17) = ? Remember that a minus times a minus = a positive.
February 17, 2016

p.e
performance
February 17, 2016

Math
1 - 1/3 - 2/5 = ? Translate into 15ths and solve.
February 17, 2016

math
L = 3W L + 2W = 30 Substitute 3W for L in the second equation and solve for W. Insert that value into the first equation to solve for L. Check by putting both values into the second equation. Area = L * W
February 17, 2016

maths (?)
No data or question.
February 17, 2016

Health Pt.2
You are right.
February 17, 2016

math - probability
Either an event occurs or does not occur.
February 17, 2016

Math needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
February 16, 2016

Math
2/10 * 10 = 2 A. 2 * 4 = ? B. If she used 10 daises, she must have made 5 arrangements.
February 16, 2016

Zambian Lotto
Pick whatever numbers you want. As long as the selections for numbers are random, any combination of different numbers could be a predicted as a winner. If I could pick winners for our lottery, I would have done so.
February 16, 2016

English
What personality characteristics? Personality develops from a combination of genetic and environmental factors.
February 16, 2016

biostatistics
Z = (sample mean-pop.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 related to the Z score.
February 15, 2016

Science
Here are some possibilities: http://drdavespsychologypage.homestead.com/Learning_Requirements.pdf http://drdavespsychologypage.homestead.com/Learning_Hints.pdf http://drdavespsychologypage.homestead.com/Learning_from_Mistakes.pdf
February 15, 2016

Science
What is your question?
February 15, 2016

Math
3/8x = 6 Solve for x.
February 15, 2016

math
12 * .25 = ? 12/4 = ?
February 15, 2016

math
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 144*96÷0.36 = 13,824 + .36 = ?
February 15, 2016

Math
1. 2/5 * 1/5 You do #2.
February 15, 2016

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 15, 2016

science
More data needed.
February 14, 2016

Maths
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. Either-or probabilities are found by adding the individual probabilities.
February 13, 2016

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 start you out. Prem scored 95 corectly.
February 13, 2016

Physiology
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. https://www.google.com/search?client=safari&rls=en&q=use+it+or+lose+it+neurology&ie=UTF-8&oe=UTF-8&gws_rd=ssl
February 13, 2016

math
There is no "b" in your question. Where is an exponent? Typos? It would help if you proofread your questions before you posted them.
February 12, 2016

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 previous post.
February 12, 2016

math
x + 2
February 12, 2016

Math
(2+1+1)/(3+4+3) = ?
February 12, 2016

MATH HELP ASAP
The "following" (above) are not statements. MO = 124 NO = MN = 62
February 12, 2016

Algebra 1 (variable expressions)
6*(5-9)-5 = 6*(-4)-5 = -24-5 = ?
February 12, 2016

Maths
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. Either-or probabilities are found by adding the individual probabilities. (.7*5/7) + (.3*1/6) = ?
February 12, 2016

Math (?)
Lacking data.
February 11, 2016

MATH HELP
18/53 = 34%
February 11, 2016

statistics
What is the original question? ∑x = 5+2+4+2 = ?
February 11, 2016

maths
6:12 = 2:4
February 11, 2016

College Math
I'm confused too. Data is lacking.
February 11, 2016

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