Wednesday

January 18, 2017
Total # Posts: 73

**statistics**

a survey conducted by the u.s department of labor found the 48 out of 500 heads of house holds were unemployed compute a 99% confidence interval for the proportion of unemployed heads of households what is the upper and lower limits round the answers to three decimals

*August 5, 2016*

**statistics**

the diameter of red apples of an orchard have a normal distribution with a mean of 3 inches ans standard deviation of 0.5 inches one apple will be randomly chosen. what is the probability of picking an apple with a diameter less than 2.15 inches

*August 2, 2016*

**statistics**

in a certain college 33% of the physics majors belong to ethnic minorities. if 8 students are selected at random from the physics majors what is the probability that more than 5 belong to an ethnic minority

*July 30, 2016*

**statistics**

i made a typo i meant to say what is the probability that both are obese

*July 29, 2016*

**statistics**

according to the health and exam survey (1999-2008)35.7% of u.s adults were consdered obese(body mass greater then30)if two people in the u.s are selected at random is the probability that both are obese

*July 29, 2016*

**statistics**

twenty light bulbs are tested three light bulbs fail the test. two light bulbs are selected at random without replacement from this collection of bulbs find the probablilty that both light bulbs failed the test. round the answer 3 decimals places

*July 29, 2016*

**statistics**

can someone help me with the question i asked please thank you

*July 29, 2016*

**statistics**

twenty light bulbs are tested to see if they claims last long as the manufacturers claims they do. three light bulbs failed the test. two light bulbs are selected at random without replacement from this collection of bulbs find the probability that both light bulbs failed the ...

*July 29, 2016*

**statistics**

can i get help with my question thank you

*July 29, 2016*

**statitics**

you are going to play two games the probability you win the first game is 0.60 if you win the first game the probability you will win the second game is 0.75 if you lose the first game the probability you win the second game is 0.55. what is the probability you win exactly one...

*July 29, 2016*

**statics**

two dices are rolled find the probability that the sum is less than 6 and what is the answer rounded to 4 decimals places

*July 29, 2016*

**statics**

how do i round 0.224 to three demicals places

*July 29, 2016*

**statics**

hi damon the answer you gave me 28 how do i round it to three decimals places

*July 29, 2016*

**statics**

you select a name at random from a hat that contains 33 freshmen,34 sophomores, 30 juniors, and 28 seniors. what is the probability that the name is a seniors?

*July 29, 2016*

**Algebra**

a personal identification number consists of 3 letters followed by 3 digits (0-9). the letters x,y and z are not used and the last digit cannot be 0 or 9. how many different identification numbers are possible?

*April 30, 2015*

**Math**

How many different combinations using pennies, nickels, dimes, quarters, and half dollar pieces can you make to equal 60 cents

*October 16, 2014*

**algebra 2**

I need help with this problem please five hundred raffle tickets are sold for $3.00 each,one prize of 500 is to be awarded, Raul purchased one ticket. a) his expected value? b) the fair price of the ticket?

*April 30, 2013*

**algebra 2**

need help with , five hundred raffle tickets are sold for $3.00 each, one prize of $500.00 is to be awarded, Raul purchased one ticket. a)his expected value is b)the fair price of the ticket

*April 30, 2013*

**algebra 2**

need help with The Chin's family room measures 24 ft by 30 ft. they are covering a floor with square tiles that measure 1 foot on a side and cost $0.73 how much will they spend on tile?

*April 30, 2013*

**algebra 2**

I NEED HELP WITH, Of the 52 plays attributed to a play wright,15 are comedies,18 are tragedies,and 19 are histories. if one play is selected at random, find the odds against selecting a comedy.

*April 30, 2013*

**algebra 2**

A single die is rolled one time find the probability of rolling a number greater than 3 or less than 2, need help

*April 29, 2013*

**English**

Thank you Ms.Sue.

*March 14, 2013*

**English**

Hello can you need the coma where I placed it? Thanks for your help. In keeping in mind the needs of the client, I will be able to meet the goals of the client.

*March 14, 2013*

**English**

Thanks!

*March 14, 2013*

**English**

Does this sentence need any other puncation than a period at the end. Fred said the distributor cap on my car is cracked.

*March 14, 2013*

**English**

Thank you! That helps.

*March 13, 2013*

**English**

I am still having a few problems with capitalizations. I the sentence below should I capitalized riding lawn equipment, commercial mowing equipment and golf products. Please include a site where I can review capitalizations. I have worked on successful project with John Deere ...

*March 13, 2013*

**English**

One more sentence for review. Does this sentence require any quotaion marks, or comma. Fred said the distributor cap on my car is cracked.

*March 13, 2013*

**Enlish**

Thanks!

*March 13, 2013*

**Enlish**

Hi it's Bernie again. Does this sentence look correct with the quotation marks and comma. Harold wrote, “I regret that I am unable to attend the fundraiser for AIDS research." His letter however, contained a substantial contribution.

*March 13, 2013*

**English**

Thanks!

*March 13, 2013*

**English**

I split this sentence into 2 parts is the colon use correct between football and There's? I love college football: There’s nothing like the sound of a fully packed stadium.

*March 13, 2013*

**English**

Thank you! Specific sentence about capitalizating: The sentence is also long. Would you break it up like my eaxample. I have a Web Design and Interactive Media Associates degree. I also have experience in basic web design, graphic design, basic web scripting, web system ...

*March 12, 2013*

**English**

When I first posted this question. I din't explain it correctly and didn't find the answer I received funny. But my question is When a sentence contain a list of three or more phrases, each item should be separated with a comma. The questions is do I capitalize items ...

*March 12, 2013*

**English**

I know that in a sentence of three or more words or phrases we need commas, but are the sujects supposed to be capitalized if not why or why not. Sample sentence below: As I have a Web design and interactive media associate degree, I do have experience in basic Web design ...

*March 12, 2013*

**English**

Does this sentence sound good for a beginning of a job proposal. “To begin with, I know that the designer for this freelance job would need to consider a dimensional look.

*March 12, 2013*

**ALGEBA 1B**

CAN YOU HELP WITH A FORMULA FOR A RIGHT ANGLE WITH A SIDE OF 24KM A LEGENHT OF 25KM AND A BASE B

*January 21, 2013*

**algebra 2**

HOW DO I CHANGE 176FT^3 TO YD^3 I AM STUCK

*January 21, 2013*

**Physics**

If a satellite is orbitting the earth 710km above the earths surface, and it's velocity is 7,406.8 meters/sec, what is it's cetripedal acceleration??

*September 14, 2012*

**algebra 2**

for the pair of functions,f(x)=2x and g(x)=6x^2-3x+6 find the following pairs a)(f 0 g)(x), b)(f 0 g)(-3) c) (g 0 f)(x) c)(g 0 f)(4) I am haing trouble with these two, can you please help me thankyou

*August 22, 2012*

**algebra 2**

find the value of the anniuty a1=$5000,I=0.08,n=10 what is the future value of the anniuty

*August 22, 2012*

**algebra 2**

find the anuity,(a1=$5000,I=0.08,n=10 thank you and thank you for the other answer also.

*August 21, 2012*

**algebra 2**

a when a,=-10 and d=3

*August 21, 2012*

**algebra 2**

I am stuck this is how far I have gotten x^2+6x=-1 (b/2)^2=(6/2)^2 =

*August 18, 2012*

**algebra 2**

could you help me with completing the table for x^2-25=0,x^25<0,x^2-25>0 I am haing trouble with this

*August 18, 2012*

**algebra2**

can you help me to solve for completing the squar x^2+18x=-4

*August 18, 2012*

**algebra 117**

need help with this one the length of a rectangular banner is 4 feet longer than its width if the area is 77 squar feet find the dimensions

*August 3, 2012*

**ALGEBRA 117**

HI I am stuck on how they work this one problem S= 4m how fast was the car travling to have skid maks of 121 feet can someone help me please

*August 3, 2012*

**algebra 117b**

If some one could help me with this one I am stuck 256^-1/4 and thankyou

*July 22, 2012*

**algebra 117**

repost sorry about that (k^1/8)^-4 oer(k^7)^1/2

*July 22, 2012*

**algebra 117**

I need help with -(k^1/8)-4 over (k^7)1/2

*July 22, 2012*

**algebra 117**

y=-65,65,whenx=9 help with this one please

*July 17, 2012*

**algebra 117**

I am stuck on this one 3/x^2+x-6, x=3

*July 17, 2012*

**algebra 117b**

I am really stuck if you could me please with this problem y=kxto find yfor x=6 y=-65when x=9 -65=k.9 k=- this is where I get stuck

*July 17, 2012*

**algebra 117b**

Are these factorable Beecause I tried and could figure it out can you please help me thankyou x^2-4x+-32, x^2+14x+41,4x^8x7-12x^6+8x^5

*July 12, 2012*

**math117b**

need help in finding a cubes surface and finding the length of one side 6x^+108x+486

*July 11, 2012*

**algebra 117b**

steve looking for the length of one side

*July 11, 2012*

**algebra 117b**

I please need help in solving a cube surface 6x^2+108x+486

*July 11, 2012*

**algebra 117b**

i need help with solving for this expression, I keep gett stuck can you help me? (6x^4y^4+2xy^3)-(x^4y^4-xy^3)

*July 6, 2012*

**algebra**

find the domain and the range f(a)=t f(b)=s f(c)=q f(d)=t f() domain a,b,c,d range t,s,q,t Ican not remember if I am suppose to put the second t i the f(x) or a o and remove the second t?

*June 13, 2012*

**Algebra 1a**

I want to know if I have this right translate the phrase into mathematical expression and then simplify six times a number subtract thrice the same number. 6n-3n 6x-3x

*June 13, 2012*

**math**

uSING a=LW FIND THE AREA OF A RECTANGLE LIS 9X^2 W IS 4X^3 i AM A LITTLE CONFUSED WITH THIS CAN YOU HELP ME PLEASE

*June 6, 2012*

**Physics**

When a block is placed on top of a vertical spring, the spring compresses 4.40 cm. Find the mass of the block, given that the force constant of the spring is 1600 N/m.

*October 4, 2011*

**physics**

Last answer is wrong, but thanks for the first two.

*September 17, 2011*

**calculus**

Those approximations are supposed to look like this: k² - 2k ≥ k²/2 for k ≥ 4 3k + 5 ≤ 8k k² > k² - 2k k < 3k + 5

*August 6, 2011*

**calculus**

Consider ∞ ∑ [(3k+5)/(k²-2k)]ᵖ, for each p ∈ ℝ. k=3 Show this series { converges if p > 1 { diverges if p ≤ 1 Hint: Determine the known series whose terms past the second give an approximate match for the terms of this series. This ...

*August 6, 2011*

**7th grade introduction/conclusion**

5e56tu

*February 10, 2011*

**Math**

Charlie wants to buy a $1000 TV in 9 months. How much should he invest now at 13% simple interest to have the money in 9 months?

*September 12, 2010*

**geography**

How to protect land forms?

*July 30, 2010*

**social studies**

How many congressmen and how many senators are there in the federal government also, same questions for pennsylvania government

*January 5, 2010*

**Algebra**

Which two triangles are similar? 48,69 Degrees, 48, 63 Degrees and 78, 63 degrees.

*May 24, 2008*

**criminal justice 255**

I need the answer

*December 6, 2007*

**word unscramble**

rcoanb modxneoi

*September 28, 2006*

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