Sunday

April 26, 2015

April 26, 2015

Total # Posts: 19,727

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. (6*10^9)/(2*10^6) = 3*10^3 6/2 = 3
*April 12, 2015*

**ALGEBRA**

Lacking data.
*April 12, 2015*

**Science**

What image? Cannot copy and paste here.
*April 12, 2015*

**Math Help**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 1/5 = .2 1/5 * 13,500 = 2,700 Either divide 13,500 by 5 or multiply by .2
*April 12, 2015*

**leal aspects of health information**

Since this is not my area of expertise, I searched Google under the key words "fraudulent billing types" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=fraudulent+billing+types&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can ...
*April 12, 2015*

**Math**

1/20 - 1/40 = 1/40
*April 12, 2015*

**Maths**

(1- .83)x = 1870 Solve for x.
*April 12, 2015*

**Math**

No diagram. Cannot copy and paste here.
*April 12, 2015*

**statistics**

Do not have calculator. (a) 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 ...
*April 11, 2015*

**Statistics**

"Studded"? What were their gender scores before segregation?
*April 11, 2015*

**Statistics**

See later post, but use ±.05 for Z score.
*April 11, 2015*

**math**

two-dimensional, months vs. rainfall
*April 11, 2015*

**math**

Total degrees = 360º 2+4+6+8 = 20 Divide 360º by 20, then multiply by various ratios.
*April 11, 2015*

**math**

W * L = 40 L = 40 - W 2L + 2W = 26 Substitute 40-W for L in the third 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. For the last question, try halving one of the dimensions.
*April 11, 2015*

**Math**

You are welcome.
*April 10, 2015*

**Math**

(3.75+.5)(2+.5) - (3.75*2) = m^2 for border. Multiply that answer by $20.
*April 10, 2015*

**maths**

What is your question?
*April 10, 2015*

**statistics**

A only indicates studying 2 out of the seven days.
*April 10, 2015*

**statistics**

Agree.
*April 10, 2015*

**psych**

Disagree.
*April 10, 2015*

**statistics**

Assuming that the margin of 4.0% is for the depositors, at 1.0% depositors = 8 ± 4, while for 3.0%, depositors = 36 ± 4. Is my assumption valid? If so, I disagree.
*April 10, 2015*

**statistics**

Does the nurse know who is in which group? If so, B is correct.
*April 10, 2015*

**biology**

To maintain a balance, you have to sense imbalance, so you can return to the homeostatic state.
*April 10, 2015*

**English**

agree.
*April 9, 2015*

**science**

Since this is not my area of expertise, I searched Google under the key words "biotic and abiotic composition" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=biotic+and+abiotic+composition&ie=UTF-8&oe=UTF-8&gws_rd=ssl#rls=en&q=...
*April 9, 2015*

**math**

x ≥ 3 2x ≥ 6 etc….
*April 9, 2015*

**Math**

L = 2W-5 L * W = 88 Substitute 2W-5 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.
*April 9, 2015*

**math**

Isn't that what I indicated?
*April 9, 2015*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. 12 * 3/4 is right.
*April 9, 2015*

**math**

Right.
*April 9, 2015*

**math**

Supplementary angles add up to 180º.
*April 9, 2015*

**algebra**

464 - 215 - 89 + 31 = ?
*April 9, 2015*

**Algebra**

6. x + 3x + 54º = 180º 11. x + 3x = 112 Solve for x.
*April 9, 2015*

**Psychology**

Although I know the theories, I have little or no knowledge of celebrity couples.
*April 9, 2015*

**statistics**

What criterion are you using to compare? If the distribution is relatively normal: 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 between score and mean ...
*April 8, 2015*

**Science**

With your limited data, I would assume that there are no left-handed persons in her lineage.
*April 8, 2015*

**Math**

What letters? You cannot copy and paste here.
*April 8, 2015*

**Math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 3/6 * 2/4 = ?
*April 8, 2015*

**Biology**

Since this is not my area of expertise, I searched Google under the key words "roles restriction enzymes play in transformation" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=roles+restriction+enzymes+play+in+transformation&ie=...
*April 8, 2015*

**Statistic**

Need to know some measure of variability.
*April 8, 2015*

**statistics**

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.
*April 8, 2015*

**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.
*April 7, 2015*

**math**

Online "^" is used to indicate an exponent, e.g., x^2 = x squared. y = 2x^2 y will have the same value whether the same x value is positive or negative.
*April 7, 2015*

**Math**

100s =12000 Solve for s.
*April 7, 2015*

**psychology**

I searched Google under the key words "psychoanalysis tenets" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=psychoanalysis+tenets&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the information you desire more quickly, ...
*April 6, 2015*

**Statistics**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.025) and its Z score. For 99%, use ±.005. 95% = mean ± Z SEm SEm = SD/√n
*April 5, 2015*

**statistics**

What is your question?
*April 4, 2015*

**Statistics**

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.
*April 4, 2015*

**Music**

Since this is not my area of expertise, I searched Google under the key words "how to compose music" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=how+to+compose+music&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the ...
*April 4, 2015*

**project child care**

Not unless you post the information.
*April 3, 2015*

**child development**

Your choice is split-half reliability.
*April 3, 2015*

**age question**

24 + x = 3x Solve for x.
*April 3, 2015*

**variation**

What is your question?
*April 2, 2015*

**math**

x+ y = 33 x + 3y = 81 Subtract first equation from second. 2y = 48 Take it from here.
*April 2, 2015*

**math please help**

No diagram, so we don't have any idea about F. You cannot copy and paste here.
*April 2, 2015*

**fluids**

Since this is not my area of expertise, I searched Google under the key words "benefits of a fluid system" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=benefits+of+a+fluid+system&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you ...
*April 1, 2015*

**math (urgent)**

It would help if you proofread your questions before you posted them. Is 20,000 missing a zero, or does 140,000 have an extra zero?
*April 1, 2015*

**Algebra 2**

A percentile is a measure used indicating the value below which a given percentage of observations in a group of observations fall. Arrange in order of value, lowest to highest. Third value = 30th percentile.
*April 1, 2015*

**Math**

315/1901 = ?
*April 1, 2015*

**prob. & stat.**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 15/24 * 15/24 = ?
*April 1, 2015*

**Algebra Please Help**

if x = 0, then y = 0^2 + (-3) = 0^2 - 3 = ? Do the same with the other x values.
*April 1, 2015*

**Algebra Please Help**

Substitute the x values in the equation and solve to find values of y.
*April 1, 2015*

**math**

time = distance/speed min time = (400,000-100,000)/(3500+500) = 75 max time = (400,000+100,000)/(3500-500) = 166.7 I don't get those answers either.
*March 31, 2015*

**statistics**

a) Z = (score-mean)/SD Variance = SD^2 Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to Z. b) Multiply probability by 109.
*March 31, 2015*

**statistics**

I searched Google under the key words "alpha level critical value" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=alpha+level+critical+value&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the information you desire more ...
*March 31, 2015*

**statistics**

Null hypothesis will be rejected if p ≤ .01. Is .05 < .01?
*March 31, 2015*

**Statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .83^6 * (1-.83)^2 = ?
*March 31, 2015*

**maths**

(1-3/4) * 1/3 = ?
*March 31, 2015*

**Ethics & Social Responsibility**

You cannot copy and paste here.
*March 31, 2015*

**maths**

3/5 grapes - 1/5 apples = ?
*March 31, 2015*

**math**

Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown. Online "^" is used to indicate an exponent, e.g., x^2 = x squared. (24 * 72)^2 = ? Multiply 24 by 72, then multiply that answer by itself.
*March 30, 2015*

**Psychology**

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 30, 2015*

**Math**

Unless you know the total amount of boys and girls, I would agree.
*March 30, 2015*

**science help**

Since this is not my area of expertise, I searched Google under the key words "rubidium electrons" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=rubidium+electrons&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the future, you can find the ...
*March 30, 2015*

**math**

What other fraction?
*March 30, 2015*

**Algebra**

6 * 2 = 12 ft^2 for the bottom. How high are the sides?
*March 30, 2015*

**maths**

It would help if you proofread your questions before you posted them. Data missing. "marked __ out of a total of 200 marks." mean = ∑x/n
*March 30, 2015*

**COMMON CORE MATH**

In relation to what context?
*March 29, 2015*

**Psychology 202**

Cognitive?
*March 29, 2015*

**Pschology 202**

Typically.
*March 29, 2015*

**statistics**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.025) and its Z score. 95% = mean ± Z SEm SEm = SD/√n
*March 29, 2015*

**Stats**

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.05, ±.025, ±.005) to get the Z scores. % = mean ± Z SEm SEm = SD/√n
*March 29, 2015*

**math**

What hexagons? Cannot copy and paste here.
*March 29, 2015*

**statistics**

Z = (score-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. Is it ≤ .05?
*March 29, 2015*

**statistics**

When you get the missing data: 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.
*March 28, 2015*

**Body Systems II**

away from
*March 28, 2015*

**math**

If they are uniformly distributed: (55-50.75)/10 = ?
*March 28, 2015*

**math**

How many inches?
*March 27, 2015*

**Math Help!!!**

f(x) = 3(1.5) - 2 = ?
*March 27, 2015*

**Algebra**

-4x + 9y = 9 Multiply second equation by 3. 3x - 9y = -18 Add the two equations. -x = -9 x = 9 Insert x value in the first equation to find y.
*March 27, 2015*

**Math**

2 quarters = $.50 3 dimes = $.30 3 nickels = $.15
*March 27, 2015*

**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.
*March 27, 2015*

**statistics**

Z = (score-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.
*March 27, 2015*

**Math-Lit 143**

Lacking Data.
*March 26, 2015*

**College Algebra**

A square will give the largest possible area. 60x + 20x + 20x = 1,500 Solve for x.
*March 26, 2015*

**Math**

There are 36 possibilities. Four can be obtained by 1,3; 3,1; 2,2. So 3/36 = ?
*March 26, 2015*

**algebra**

No equation.
*March 26, 2015*

**math**

Please do not use all caps. Not only is it harder to read, but it is like SHOUTING online. Thank you. I assume you want to know ages of Alyssa and Jeff. If Sarah is 8, then Jeff is 2 * 8 = ? Alyssa is 4 * ? = ??
*March 25, 2015*

**math**

Lacking data. Need to know total band members.
*March 25, 2015*

**math**

1. How many numbers are (less than) <2? 2. Right 3. "Complement of 4" means all the numbers that are not 4.
*March 25, 2015*