Monday

July 25, 2016
Total # Posts: 22,086

**Statistics (?)**

It would help if you proofread your questions before you posted them. What are a and b? You cannot copy and paste here. Might this help? Z = (score-mean)/SD
*July 24, 2016*

**Maths-Numeracy (?)**

How many pairs do you have to start?
*July 24, 2016*

**Probability**

"one or more" = 1, 2 or 3 P(1) = 4/60 P(2) = 4/60 * (4-1)/(60-1) P(3) = 4/60 * 3/59 * 2/58 Either-or probabilities are found by adding the individual probabilities.
*July 23, 2016*

**math**

√ = square root of... The variance is 4, but I don't know about the degrees of freedom.
*July 23, 2016*

**math**

SS/n = variance SD = √variance
*July 23, 2016*

**probability**

P(n) = 8 * 10^6 = ? P(even) = 4^7 = ?
*July 22, 2016*

**math**

Pythagorean theorem 40^2 + 50^2 = distance^2
*July 22, 2016*

**maths**

40%
*July 19, 2016*

**maths**

(x+5)/(x+3+5) = 4/5 Solve for x.
*July 19, 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. Mean = ∑x/n 6 = (5+7+4+x)/4 Solve for x.
*July 19, 2016*

**statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. a) .95^4 * .05^2 = ? B) "at least five" = 5 or 6 P(5) = .95^5 * .05 = ? P(6) = .95^6 Either-or probabilities are found...
*July 18, 2016*

**MATH**

For one question, P(A) = 1/4 Is A the correct answer for all the questions?
*July 17, 2016*

**Math**

agree
*July 17, 2016*

**statistics (?)**

Need to know how many seeds Sue is planting.
*July 17, 2016*

**Maths (?)**

It would help if you proofread your questions before you posted them. That what?
*July 17, 2016*

**Math**

With the limited data you give, 601, 602, 603...697, 698, 699.
*July 17, 2016*

**MATHS**

Covert everything to kg. 2.25 + .06n = 32.25 Solve for n.
*July 17, 2016*

**statistics**

Cannot draw tree diagram here. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. "at least" = one or both P(both) = .6 * .6 P(only second) = .4 * .3 P(only first) = .6...
*July 16, 2016*

**English**

disagree
*July 16, 2016*

**Math**

2 + 4 + 5 = 11
*July 15, 2016*

**science**

The equation or formula for velocity is similar to speed. To figure out velocity, you divide the distance by the time it takes to travel that same distance, then you add your direction to it.
*July 15, 2016*

**science (?)**

No graph, no choices. Cannot copy and paste here.
*July 15, 2016*

**Algebra**

L = 3S L + S = 510 Substitute 3S for L in the second equation and solve for S. Insert that value into the first equation to solve for L. Check by putting both values into the second equation.
*July 14, 2016*

**Maths**

It would help if you proofread your questions before you posted them. "boy 78meters" = 226 feet tall? Assuming that you meant cm: 200cm - 78cm = 122cm = 1.22m
*July 14, 2016*

**statistics (?)**

Lacking enough data.
*July 13, 2016*

**math**

I get: (24*5) + 8 = 128 Typo in your post or the book answer?
*July 13, 2016*

**Math**

x = y - 18.5 x + y = 100 Substitute y-18.5 for x in the second equation and solve for y. Insert that value into the first equation to solve for x. Check by putting both values into the second equation.
*July 13, 2016*

**Maths**

(1-.15)x = 85,000 Solve for x.
*July 13, 2016*

**Algebra**

Assuming it is a square area: 10 * 10 = 100 Perimeter = 2W + 2L However, it could be 5*20, 4*25, etc.
*July 13, 2016*

**Math**

The maximum area would be a square, 3 sides of 10m.
*July 13, 2016*

**statistics (?)**

Complete Question.
*July 13, 2016*

**English Check answers**

Agree
*July 12, 2016*

**Algebra (?)**

Writing a paper is not like painting a wall. There have to be agreements about what is to be written, which takes more time. I would not know how to figure this out.
*July 12, 2016*

**math**

It would help if you proofread your questions before you posted them. What are the dimensions of the floors? The 8x8 tile covers 64 square units (inches, cm?) Same with 16x16.
*July 12, 2016*

**MATH**

The knight must put the first plank diagonally across the corner of the moat, then put the second on the first. Cannot diagram here.
*July 11, 2016*

**math**

F = S + 500 .06F + .045S = 292.50 Substitute S+500 for F in the second equation and solve for S. Insert that value into the first equation to solve for F. Check by putting both values into the second equation.
*July 11, 2016*

**math (?)**

It would help if you proofread your questions before you posted them. What given equation?
*July 11, 2016*

**science (?)**

In a liquid? From a belt or cord?
*July 11, 2016*

**Social studies**

international What? Since this is not my area of expertise, I searched Google under the key words "executive and judicial branch" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=executive+and+judicial+branch&ie=UTF-8&oe=UTF-8&...
*July 11, 2016*

**science (?)**

What is your question?
*July 10, 2016*

**Psych**

risky shift phenomenon https://www.google.com/search?client=safari&rls=en&q=risky+shift+phenomenon&ie=UTF-8&oe=UTF-8&gws_rd=ssly
*July 10, 2016*

**physics needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*July 10, 2016*

**Science**

Since this is not my area of expertise, I searched Google under the key words "functions of water" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=functions+of+water&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the ...
*July 9, 2016*

**maths (?)**

Need to complete
*July 8, 2016*

**Algebra**

l = w + 44 2w + 2l = 164 Do same process as previous post.
*July 7, 2016*

**Algebra**

g = 215 - s 10g + 6s = 1990 Substitute 215-s for g in the second equation and solve for s. Insert that value into the first equation to solve for g. Check by putting both values into the second equation.
*July 7, 2016*

**math**

Welcome
*July 7, 2016*

**math**

car x = 30 mpg car y = 25 mpg x = 45 - y 30x + 25y = 1275 30(45-y) + 25y = 1275 Solve for y, then x.
*July 7, 2016*

**science (?)**

Of what?
*July 7, 2016*

**math**

3a + 5o = 26 What multiples of 5 and 3 will = 26? 6 apples and 20 oranges
*July 6, 2016*

**intermediate algebra**

Cannot sketch here.
*July 6, 2016*

**science**

https://www.google.com/search?client=safari&rls=en&q=white+blood+cells+function&ie=UTF-8&oe=UTF-8&gws_rd=ssl
*July 6, 2016*

**counseling**

You cannot copy and paste here.
*July 3, 2016*

**math**

It would help if you proofread your questions before you posted them. Online "^" is used to indicate an exponent, e.g., x^2 = x squared "√" (v and option/alt) indicates square root online. W = a^2/√d Does that answer the question you did not ask?
*July 3, 2016*

**Biology**

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.
*July 3, 2016*

**math**

Can't see where any parentheses would make that true. Do you have typos?
*July 3, 2016*

**Biology (?)**

What is "prevent genotype"?
*July 3, 2016*

**statistics**

"More than 3 balls" = either 4 or 5 balls. 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.
*July 2, 2016*

**science (?)**

What is "i"?
*July 2, 2016*

**Statistics**

Need to know standard deviation (SD). 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 for the Z score. Multiply by 1000.
*June 30, 2016*

**Probability**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. P(bb) = 1/4 * 1/2 P(Aw/h) = 1/4 * 1/2 Either-or probabilities are found by adding the individual probabilities.
*June 30, 2016*

**science**

Light does not go through the iris.
*June 30, 2016*

**math**

It would help if you proofread your questions before you posted them. What is "1-3"?
*June 30, 2016*

**Probability :(**

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.
*June 29, 2016*

**Biology**

Since this is not my area of expertise, I searched Google under the key words "maintain water quality" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=maintain+water+quality&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find ...
*June 29, 2016*

**science (?)**

What subsystems do you mean?
*June 29, 2016*

**Psychology**

http://www.simplypsychology.org/cognitive-dissonance.html
*June 28, 2016*

**Math(AssignmentDueToday)**

If Mail is almost a meter, would the scaled down version be larger? x = 38.2/19100 = ?
*June 28, 2016*

**Math(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.
*June 28, 2016*

**Math**

diameter = 2r 30/7 = 4 50/7 = 7 Area used = 28 * πr^2 = ? Subtract ? from 50*30 for waste
*June 27, 2016*

**Math**

No diagram. Cannot copy and paste here. Assuming the wall is 10 feet high: 12(10 - 2.75) - 36/2 = ? inches That is extremely low to hang a picture. Usually they are hung at close to eye level.
*June 27, 2016*

**psychology**

The reduction of tension and anxiety is immediate and negative.
*June 27, 2016*

**Abnormal Psychology**

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.
*June 27, 2016*

**biology**

I know blue eyes are recessive to brown, but I have no idea about the dominance/recessive relationship for straight/curly, dark/red hair.
*June 27, 2016*

**stats**

The probability of getting any one question right = 1/6. "at least 4 of the 6" means 4, 5 or 6 correct. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. P(4) = 1/6^4...
*June 27, 2016*

**Physics needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*June 25, 2016*

**Math**

10 + 19 = 29
*June 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.
*June 25, 2016*

**Algebra**

Cannot graph on these posts.
*June 24, 2016*

**Math**

Cannot graph on these posts.
*June 24, 2016*

**Statistics**

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.
*June 24, 2016*

**Psychological Stats**

No need to play, just insert data and solve. Z = (score-mean)/SD
*June 23, 2016*

**math**

Ten thousands
*June 22, 2016*

**Math (?)**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. What is your question?
*June 22, 2016*

**math**

Online "^" is used to indicate an exponent, e.g., x^2 = x squared. x^2 - 6x + 9 = 64 x^2 - 6x - 55 = 0 Factor. What factors of -55 will add to give you -6?
*June 22, 2016*

**maths (?)**

It would help if you proofread your questions before you posted them. What is a "lakhs place"?
*June 22, 2016*

**English**

1, 2. Can indicates ability, while may indicates permission. 3 is awkward. 4, 5. You can feel better without actually being better. Symptoms may temporarily vanish. 7. Typical?
*June 22, 2016*

**English**

#2 infers that you don't look great without your uniform.
*June 22, 2016*

**math**

Smallest = 123,456,789.0 Largest = 9,876,543,210
*June 22, 2016*

**math (?)**

Cannot be done only knowing that 5 points are awarded for each correct answer. Score would be a multiple of 5. What information is missing?
*June 22, 2016*

**Statistics**

SEm = SD/√n Variance = SD^2
*June 22, 2016*

**math**

MEAN = ∑X/n = (7.75 + 6.30 + 6.30 + 7.00)/5 = ?
*June 21, 2016*

**Math Geometry (?)**

It would help if you proofread your questions before you posted them. "and and are"?
*June 21, 2016*

**math**

It would help if you proofread your questions before you posted them. Online "^" is used to indicate an exponent, e.g., x^2 = x squared. Do you mean 25-x^2 = 4x In that case, x^2 + 4x - 25 = 0
*June 21, 2016*

**math**

thousanths
*June 21, 2016*

**Math (?)**

It would help if you proofread your questions before you posted them. "hire purchase the...."?
*June 20, 2016*

**Biology**

23 pair before and after
*June 20, 2016*

**Math(Please Help Me, Assignment Due)**

B) 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 Z = (score-mean)/SD ...
*June 20, 2016*

**Algebra**

Boarding rate + miles(mileage rate) = Total cost
*June 19, 2016*

**The mind at work (?)**

What are your choices? Incentive? Encouragement?
*June 19, 2016*