Friday

February 24, 2017
Total # Posts: 23,037

**Math**

agree with second answer.

*May 4, 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.

*May 4, 2016*

**math**

Absolute value is the value regardless of the sign, 10.

*May 4, 2016*

**math literacy, life science, history,sotho**

Consult with your school counselor, who can help you assess your abilities and interests to determine which careers would suit you. Cost will vary with amount of advanced training needed.

*May 4, 2016*

**Algebra**

y = √(3x+3) For x = 2 y = √(3*2 +3) = √9 = 3

*May 4, 2016*

**science**

It is extremely unlikely that any tutor has access to your text. in addition, 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. You can submit...

*May 4, 2016*

**math**

How can player Pi win, if "i<j"?

*May 4, 2016*

**Math**

Welcome

*May 4, 2016*

**Math**

Assuminga normal distribution, 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 ...

*May 4, 2016*

**Math**

Since you are dealing with a select group, I would expect little variation. 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.

*May 4, 2016*

**maths(Please help me out)**

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 each Z score. Multiply by 80.

*May 4, 2016*

**Math (Mrs. Sue, please help?)**

y = 3x + 4 2x + 3y = 10 Substitute 3x+4 for y in the second equation and solve for x. Insert that value into the first equation to solve for y. Check by putting both values into the second equation.

*May 4, 2016*

**Psychology**

It makes it easier for us to respond, if the answer is indicated in the question, e.g., ***. 13. correct 14. Assuming that people have self-limiting assertions, I would pick C. 15. Disagree 16. Disagree 17. disagree 18. disagree 19. disagree 20. DK Have you used your textbook?

*May 4, 2016*

**Psychology**

Disagree with all. Use your textbook!

*May 4, 2016*

**Psychology**

After responding to your later posts, I'm not even going to bother responding to this post until you indicate that you have put some real effort into finding the answers.

*May 4, 2016*

**Psychology**

You need to study. Disagree on both.

*May 4, 2016*

**Psychology**

Wrong again, B.

*May 4, 2016*

**Math**

To meet a 27 mpg requirement, you need to be at least 27 mpg.

*May 4, 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 other post.

*May 4, 2016*

**Math (?)**

No graph. Cannot copy and paste here.

*May 4, 2016*

**science**

internal pressure in the can

*May 4, 2016*

**science**

What are your choices?

*May 4, 2016*

**Writing-research**

https://www.google.com/search?client=safari&rls=en&q=writing+research+topic&ie=UTF-8&oe=UTF-8&gws_rd=ssl

*May 4, 2016*

**Math (?)**

How high is the wall?

*May 4, 2016*

**Math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. .85^5 * .15^3 = ?

*May 4, 2016*

**math (?)**

No triangle shown.

*May 4, 2016*

**Science**

https://www.google.com/search?client=safari&rls=en&q=Characteristics+non-living+things&ie=UTF-8&oe=UTF-8&gws_rd=ssl

*May 4, 2016*

**Science**

Sure.

*May 4, 2016*

**Math**

Median is defined as the point where 50% of the values lie below and 50% lie above.

*May 3, 2016*

**Math**

3*9 + 7 - 15 = ?

*May 3, 2016*

**Algebra PLEASE HELP ASAP**

Agree on all.

*May 3, 2016*

**Statistics**

If you are only considering one question, 1/4.

*May 3, 2016*

**Math**

-30 = 3(-10)

*May 3, 2016*

**Math (?)**

Typos? (14+2)2 - 2 = 16*2 - 2 = 32-2 = 30

*May 3, 2016*

**math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 2/5 * (2-1)/(5-1) = ?

*May 3, 2016*

**Math**

Disagree. Look up definition.

*May 3, 2016*

**???**

Can you print your whole question in English?

*May 3, 2016*

**Maths**

L = 3B 2L + 2B = 2(3B) + 2B = 84 Solve for B, then L.

*May 3, 2016*

**Math**

7.5

*May 3, 2016*

**Math Please Help (?)**

No graphs. Cannot copy and paste here.

*May 3, 2016*

**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

*May 3, 2016*

**Math**

One Gallon = 4 quarts One pint = 2 cups one Quart = 2 pints

*May 2, 2016*

**math**

Convert all to cl. 1500 - 20x = 60 Solve for x.

*May 2, 2016*

**Science (?)**

What is your question?

*May 2, 2016*

**Math**

4/12 = ?

*May 1, 2016*

**math**

Answering your question for one toss. Are you looking for P(2-4)? Either-or probabilities are found by adding the individual probabilities.

*April 30, 2016*

**algebra**

Subtract 2x^2+5x-10 (from?) 3x^2-x+9 (3x^2-x+9) - (2x^2+5x-10) = x^2 -6x + 19 What grid?

*April 30, 2016*

**MATH**

2 + (-3) = ? -7 + 4 = ? -1(-7) = 7 Typo?

*April 30, 2016*

**Algebra**

Object 1 travels 9 feet per second. Object 2 travels 10 feet every 60 seconds.

*April 29, 2016*

**Math**

Assuming that you want to generalize to all cancer patients, all cancer patients would be the population, the 675 patients would be the sample, and the 76% and 63% are statistics.

*April 29, 2016*

**Statistics**

Wouldn't the probability of rejecting the null hypothesis be easier(more likely), if you have a larger alpha level? In other words, if you are using P=.05 it is easier to reject the null hypothesis than if you were using P=.01.

*April 29, 2016*

**Stat**

Do you have a typo? It would take an extremely deviant score (>100) to drop the mean from 100 to 9 by omitting it.

*April 29, 2016*

**algebra**

https://www.google.com/search?client=safari&rls=en&q=proportional+relationship+requirements&ie=UTF-8&oe=UTF-8&gws_rd=ssl

*April 28, 2016*

**Math**

Assuming that two numbers that = 11 are the tens and hundreds places: 6 + 5 = 11 659

*April 28, 2016*

**Math**

(17+15)/total number = ? Multiply ? by 100.

*April 28, 2016*

**science help pls pls**

If a plurality of scientists disagree, would you call it accurate?

*April 28, 2016*

**Algebra**

How about C, S and U too?

*April 28, 2016*

**statistics**

Z = (score-mean)/SD (one trout) Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the two Z scores. Z = (score-mean)/SEm SEm = SD/√n Use Same Table. 93.8% = mean &...

*April 28, 2016*

**maths olympiad**

https://www.google.com/search?client=safari&rls=en&q=class+six+Maths+olympiad&ie=UTF-8&oe=UTF-8&gws_rd=ssl

*April 28, 2016*

**math**

One similarity is that 85, 17, 19 and 2 are all < 100.

*April 28, 2016*

**Genetics**

All the children will receive the dominant X^D from mommy. What does that tell you?

*April 27, 2016*

**math (?)**

How big is the container that is being painted?

*April 27, 2016*

**math**

Ones digit is 9, hundreds is 3.... Take it from there.

*April 27, 2016*

**Maths**

B = A + 15 B + 25 = 3A Substitute A+15 for B in the second equation and solve for A.

*April 27, 2016*

**Probability**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events (9/10).

*April 27, 2016*

**statistics**

Z = (mean-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 Z. Is it ≤ .01?

*April 27, 2016*

**math 102**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 95/100 * 95/100 * 5/100 = ?

*April 27, 2016*

**prealgebra**

You are welcome.

*April 27, 2016*

**prealgebra**

Incorrect probability. P(5) = 1/6 for one toss P(5) = (1/6)^12 for 12 tosses However, with your data, I would agree with C.

*April 27, 2016*

**Math**

Doesn't a plus sign (+) tell you to add? m^2 - 9

*April 27, 2016*

**math**

1.25/20 = x/6 Solve for x.

*April 27, 2016*

**GEN.**

In terms of perception, background is the area around whatever your figure is. In terms of a person, background is his/her past experiences.

*April 27, 2016*

**Physics**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. What are your choices?

*April 27, 2016*

**science**

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

*April 27, 2016*

**Math-probabilities**

13,100/312,000,000 = ?

*April 26, 2016*

**Math (???)**

You assume that we know the grading scale for your class. Wrong assumption.

*April 26, 2016*

**math**

a. 99% = mean ± Z SEm SEm = SD/√n find the table in the back of your text labeled "areas under normal distribution to find the proportion (±.005) and its Z score. Insert into equation above and calculate. b. One is increase sample size.

*April 26, 2016*

**math**

When multiplying terms, you add the exponents.

*April 26, 2016*

**math**

20/6 = 3 1/3 cases needed. Given that, how many extra packs will she have?

*April 26, 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. That is what Reed is suggesting.

*April 26, 2016*

**science**

Since this is not my area of expertise, I searched Google under the key words "Mendeleev's periodic table" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=Mendeleev's+periodic+table&ie=UTF-8&oe=UTF-8&gws_rd=ssl In the ...

*April 26, 2016*

**Biology**

Right

*April 26, 2016*

**Math**

What if it wasn't cut into 8 pieces? 6/19 = ?

*April 26, 2016*

**Mathematics**

Still need more data.

*April 26, 2016*

**Mathematics**

Need More data. Base?

*April 26, 2016*

**Healthcare Statistics**

t with 18 df at .05 = 2.101 What does that tell you?

*April 25, 2016*

**Math**

Need data. What facts beside those two numbers do you have?

*April 25, 2016*

**spanish**

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?

*April 25, 2016*

**math**

Is the fourth included in those that fell on the floor? Was there a fifth pearl? If the first answer is no and the second yes, the other half of the pearls = 1 + 1 + 1 + 3 = 6

*April 25, 2016*

**Math**

x/2 + (x-3)/5 = 2/3x x/30 + (6x-18)/30 = 20/30x 15x + 6x - 18 = 20x 18 = x That's my answer too.

*April 25, 2016*

**stats**

Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities (.10, .35 & .77) and the corresponding Z scores. Insert into equation above.

*April 25, 2016*

**academic and communicative skills**

Research health care delivery system problems on Google. https://www.google.com/search?client=safari&rls=en&q=Research+health+care+delivery+system+problems&ie=UTF-8&oe=UTF-8&gws_rd=ssl

*April 25, 2016*

**maths**

Add the two equations to give you: 2/x = 6 Solve for x, then y.

*April 25, 2016*

**English (?)**

How is this English?

*April 25, 2016*

**math**

60*2 + 15 - 45 - 35 = ?

*April 25, 2016*

**Science**

Moon gravity is only .17 that of earth.

*April 25, 2016*

**math (?)**

What do the dimensions stand for? length? width? Depth?

*April 24, 2016*

**Algebra**

Disagree.

*April 24, 2016*

**Statistics**

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 (.90) and its Z score. Insert in equation above and solve for score.

*April 24, 2016*

**Math**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 1/26 * 1/10 * 1/10 = ?

*April 24, 2016*