Friday
August 26, 2016

Posts by PsyDAG

Total # Posts: 22,159

math lit,life science,agriculture,geogrphy,L.O,
Consult your school counselor, who — after some questioning — can give you various alternatives to suit your abilities and interests.
March 20, 2016

Math
If I had 100 cases left at the end of October and bought 200 more on November 1st, I would not buy any on November 2nd.
March 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.
March 18, 2016

experimental psychology
Z = ( score - mean )/SD = (600-500)/100 = ? Look up Z score in table in the back of your statistics text to get the probability.
March 16, 2016

statistic
50% Look at Z score table in the back of the statistics text for 99% probability and its Z score. Insert Z score into equation below. Z = (score-mean)/SD
March 16, 2016

Science
Good
March 15, 2016

Math
Have no idea what variables the numbers indicate. Independent variable is potential cause, typically manipulated by the experimenter. Dependent variable indicates the effect of the independent variable, if any. This should help you to answer your question.
March 15, 2016

Science
Please don't repost your your question. It wastes our time responding to multiple posts. Thank you.
March 15, 2016

Math
M/2 = d M - 20 = 6(d - 20) Substitute M/2 for d in the second equation and solve for M.
March 15, 2016

introduction to psychology
B & C Mainly similarity, but also continuity. If arranged $A#$A#$A#, less likely to be grouped.
March 14, 2016

algebra
Data lacking.
March 14, 2016

Maths
3/20
March 14, 2016

math
Without further data, we don't know either.
March 14, 2016

Math
Need an = sign.
March 14, 2016

math
$2,000(.045) - $2000(.0375) = ?
March 14, 2016

MATH
1 3/8x + x = 195 Solve for x. Please don't use all caps.
March 14, 2016

Math
Don't you have a table of Z scores in your statistics text? Use it.
March 14, 2016

math
Disagree with all your answers.
March 14, 2016

English
In both cases, "my" infers you are specifically concerned with your own performance. 2. English speakers may not be plentiful in the country I am going to visit. 4. Soccer is not as popular in the United States.
March 14, 2016

English
Complex, necessary, informative,
March 14, 2016

science
If at a 90 degree angle, it continues without a change in direction.
March 14, 2016

Business studies,Geography,Tourism,Economics,lit
Your school counselor should be able to help you answer your questions.
March 13, 2016

Maths
Can't draw here. P(3 red socks) = (8/12)^3
March 13, 2016

science
More data needed.
March 13, 2016

Biology
The TTRRPp only has two possibilities TRP and TRp.
March 12, 2016

math
Area = 8.5 * 9.3 Perimeter = 2(8.5) + 2(9.3)
March 12, 2016

Algebra
.5(2x+12)(X+5) = 110
March 12, 2016

Statistics
(13/52)^3 * (39/52)^7 = ?
March 11, 2016

math
No figure shown. Cannot copy and paste here.
March 11, 2016

Mathematics
Not sure what you mean by "8 test." 90 - 85 = ?
March 10, 2016

Math
You need to proofread before you post. No line plot. 24 people picked 8 pints? B. 12 + 11 + 13 + 13 = ?
March 10, 2016

Science
I don't see any X.
March 10, 2016

science
What type of volume are you asking about? Sounds? Production of goods? Etcetera....
March 10, 2016

Math
12/14 = x/7 Solve for x.
March 9, 2016

Maths
Base needs to be square rather than "cube." 10m^2 * 6m is = ?
March 9, 2016

math
B = 14 - t 2B + 3t = 32 Substitute 14-t for B and solve for t.
March 9, 2016

algebra
We have no idea what you want to sell.
March 9, 2016

Math
1/2 divided by 3/4 = 1/2 * 4/3 = 8/3 12.5 * 8/3 = ?
March 9, 2016

math
600(1-.94)= .06(600) = 36
March 8, 2016

Math
3/7 * 350 = ?
March 8, 2016

Math
1.1($67.20) = ?
March 8, 2016

Math
What is your question?
March 8, 2016

Math
3/1.5 = x/4.25 Solve for x.
March 8, 2016

math
7/21 * 100 =?
March 8, 2016

math
Proofread your posts before sending. It does not make sense.
March 8, 2016

Math
None shown. Cannot copy and paste here.
March 8, 2016

Math
6/10 * 5/9 * 4/8 = ?
March 8, 2016

math
Need more data.
March 7, 2016

Statistics Please help me :(
Z = (score-mean)SD Look up Z scores to get probability. Multiply by 1000. DK second. Third problem use table for .12 to find Z score. Insert Z value in equation above.
March 7, 2016

algebra or algebra1
X = y - t/5 + 8/7
March 5, 2016

Maths literacy ,life science,history,geography
Almost any college will offer courses in these areas or give you credit for successful completion of such courses.
March 4, 2016

Math
Multiply both sides by b and divide by 5.
March 4, 2016

Math
You are looking for 6,5 or 5,6 or 6,6, which are 3/36 * 60.
March 4, 2016

Biology
How do we know what you observed?
March 4, 2016

statistics
Either or probabilities are found by adding the various probabilities.
March 3, 2016

Grade 9 mathematics
60/25 = x/20 Solve for x.
March 3, 2016

Algebra
1.64 * 10^14
March 2, 2016

MATH
J = A+3 A+7 = 6/7(J+7) Substitute A+3 for J in the second equation to solve for A. Put A value in first equation to solve for J. M = 3E M+5 + E + 5 = 70 Use similar process.
March 2, 2016

Math
What 2?
March 2, 2016

Algebra
40/12 = x/70 Solve for x.
March 1, 2016

math
9.5 - 4.75 = ?
March 1, 2016

math
Three times as much of each.
March 1, 2016

Mathematics, geography, agricultural science, life science, English, Life orientation And sepedi
See your school counselor, who can help you determine your abilities and interests.
March 1, 2016

biology
Right.
February 27, 2016

math
Either-or probabilities are found by adding the individual probabilities. 4/52 + 4/52 = ?
February 26, 2016

math
Either-or probabilities are found by adding the individual probabilities. 4/20 + 8/20 = ?
February 26, 2016

maths lit,business studies and geography
See your school counselor, who can ask you specific questions to determine careers that will suit your abilities and desires. That person will be able to tell you specifically what further qualifications you might need, depending on your choices.
February 26, 2016

Math
Good, but you forgot to print a 2 in your 4th step.
February 26, 2016

math
Let Bob's age = x, then Martha = x+15 x + (x+15) = 68 Solve for x, then x+15.
February 26, 2016

math
Add the various times for each day of the week.
February 26, 2016

Math
2 - 2(.4) - .3*2(.6) = ?
February 25, 2016

STATISTIC
No, find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability for your Z score.
February 25, 2016

Math
What two prime numbers would multiply to give you 247? To help, what two numbers would multiply to give 7 in the ones space?
February 25, 2016

Math
I assume you only roll the cubes once. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1/2 * 1/2 * 8/17 = ?
February 25, 2016

Science
Definitely B
February 25, 2016

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

statistics please help!
I am assuming that A rings when the office is open. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. (1-.30)(.20) = ?
February 25, 2016

statistics please help!
Either-or probabilities are found by adding the individual probabilities.
February 25, 2016

statistics please help!
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

Math
agree.
February 25, 2016

Math- volume
48 = .75LW Cannot tell with two unknowns. However, if it was a cubic prism, then L = W.
February 25, 2016

Math
82.25 in dollars = $82.25
February 25, 2016

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

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