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December 9, 2016

Search: college,stats/ PLZ HELP:( need it within nxt 6hrs

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college,stats/ PLZ HELP:( need it within nxt 6hrs
Among Canadian households, 24% have telephone answering machines. If a telemarketing company contacts 2500 households find the probability that between 625 and 650 households, inclusive, have answering machines.
April 7, 2010 by Sandra

stats
In a sample of 500 college students fifty percent of all college students attend schools within 50 miles of their homes. The probability that the population proportion will be between 0.45 and 0.55 is (1) 0.4875 (2) 0.9818 (3) 0.4909 (4) 0.9750 (5) 0.5000
March 31, 2010 by sam

stats
A human resources manager at a large company wants to estimate the proportion of employees that would be interested in reimbursement for college courses. If she wishes to be 95% confident that her estimate is within 5% of the true proportion, how many employees would need to ...
April 15, 2010 by Chad

LIVING ENVIRONMENT
the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...
February 12, 2013 by tania sharmin

I NEED HELP!!:(!!!! HELP ME PLZ!!
I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!
October 20, 2009 by i really need help!!

Calculus i need help plz plz
Integrate:Sinxcosx/a^2cos^2(x)+b^2sin^2(x))dx??? plz i need the full working too hard for me
October 21, 2015 by Collins

Calculus i need help plz plz
If y=ws^3/d^4 find the % increase in 'y' when 'w' increases by 2% and 's' decreases by 3% and 'd' increasee by 1%...... There a little error in the first question i post here it is plz i need the working and explanation
October 18, 2015 by Collins

stats
the dean of a college is interested in the proportions of graduates from his college who have a job offer on graduation day
December 19, 2010 by Anonymous

stats
The college student's average age is 33 and 42% are minority. How do I verify these claims without using a college website.
September 6, 2011 by Kim

maths plz
∫√(x²+1)/(x+1)dx plz show step i know it messy plz i really need it
October 6, 2016 by Anonymous

Geometry i need help urgently plz plz plz
The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz
October 18, 2015 by Collins

College stats
Please help, I would appreciate an explanation on how you got the answer so I can understand it, being that I am so confused. The Denver Post stated that 80% of all new products introduced in grocery stores fail (are taken off the market) within 2 years. A grocery store chain ...
July 12, 2013 by penelope

maths
plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u
July 29, 2015 by anthony

Stats
A dean wishes to estimate the average cost of the freshman year at a particular college correct to within $500, with a probability of 0.95. If a random sample of freshmen is to be selected and each asked to keep financial data, how many must be included in the sample? Assume ...
December 5, 2016 by Sara

eng- need it fast plz
need a word that has all these letters d, l, b, a , e, e, n, b plz been stuck for a while grade 2
October 19, 2009 by nany

stats
From previous records, a shipping company knows that the cost to deliver a small package within 24 hours is $15.50. The company charges $17.95 for shipping, but guarantees to refund the full charge if the delivery is not made within 24 hours. If the company fails to deliver ...
April 29, 2013 by Megan

Stats
From previous records a shipping company knows that the cost to deliver a small package within 24 hours is $15.50. The company charges $17.95 for shipping, but guarantees to refund the full charge if the delivery is not made within 24 hours. If the company fails to deliver ...
May 5, 2015 by Natalie

sociology
hi people actually i need 2 do a project on sociology for 20 marks n i cant decide which on a topic ca u all plz help n v also need 2 have a survey or 30-40 interviews plz plz plz plz help its urgent It would really help us teachers if you would write in standard English so we...
August 13, 2007 by aditi

grade 10 history
I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!
January 20, 2013 by Macy

Plz,plz help!
Can you help me write: real-world scenario in which you would write an inequality rather than an equation? Plz, I really need help! :D
January 21, 2014 by Princess Anna

math
identify the value of x that makes each pair of the ratios equivalent x:4 and 45:20 A.8 B.9 C.10 plz plz plz plz help me!!!!!!!! PLZ!!!!!
November 2, 2015 by pankakes

stats of biologists
a manufacturer claims that the life time of a certain brand of batteries has a varaince of 5000(hours)^2. a sample of 26 has a variance of 7200(hours)^2. assuming that it is reasonable to treat these data as a random sample from a normal population, test the manufacturer's ...
February 14, 2013 by Aboli

stats
To estimate the mean score  of those who took the Medical College Admission Test on your campus, you will obtain the scores of an SRS of students. From published information you know that the scores are approximately Normal with standard deviation about 6.4. You want your ...
November 6, 2013 by Aman

statistics
In the past a certain college has found that 35% of the students will grad within 4 years. A random sample of 450 students at this college is taken and going to be followed until graduation. A. What is the sampling distribution of the statistic of interest? B. What is the ...
June 12, 2011 by danny

Statistics
What percentage of college students are attending a college in the state where they grew up? Let p be the proportion of college students from the same state as that in which the college resides. If no preliminary study is made to estimate p, how large a sample is needed to be ...
August 1, 2012 by Anonymous

math plz plz plz plz help plz .....thank you
mark bought a notebook for $1.45 and some pencils that cost $0.42 each if the total cost was 6.91,how many pencils did he buy A.12 B.13 C.14 D.15 is 14 the answer plz help thank you
November 23, 2015 by random rainbow

College Stats
Is .09 less than .05?
May 8, 2011 by Carol

career aw
Can someone plz get a website all about photography for me I really need it for a project that is due tomorrow that my teacher assigned but i need a little bit more about what their daily tasks are?!?!?!?!?!?!? I REALLY NEED HELP!!!!! PLZ SOMEONE!!! THANXS
September 25, 2007 by Stacy

stats
The probability that an observation, following a normal distribution, will lie within μ ± 1.3σ is a. 9.5 % b. 19.0% c. 40.3% d. 50.0% e. 80.6%
May 11, 2015 by meryy

stats
This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly selected, find probabilities...
November 10, 2011 by mary

math
A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d)When will the ...
January 23, 2009 by gagan

social studies? i think idk
what new ideas came from the automobile? plz help plz plz plz ASAP
December 5, 2015 by Geena

college stats
in a sample of 159,949 first year college students, the national survey of student engagement reported that 39% participated in community service or volunteer work.find the margin of error for 99% confidence. what formula do I use? I know the 99% interval for z is 2.576 n is ...
December 5, 2013 by hershi

college algebra-plz help
a circle has the equation 3(x-5)^2_3y^2=12. Find the center and radius and graph the circle. find the intercepts, if any. plz show work
December 9, 2012 by James

Math ....urgent help
i just don't get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......
January 7, 2009 by vero

SS plz help me plzzzzzzz
What are the two major forces that reshape earth? Describe how itworks. plz plz plz help me there are no answer choices hope u can still help
November 18, 2015 by #AriannaGirl :)

PLz help
How was society before the automobile was invented plz help me I need it for my powerpoint
December 4, 2015 by Jazzy@Sevensupergirls

Science
Plz HELP me !!!!! I need to know a acrostic poem about safety plz help me it is due tomorrow
September 7, 2016 by Maddie

maths calculus need help plz
solve d^2y/dx^2+y=tanx show working plz i don't no it at all
September 20, 2016 by dams

stats
8-A bakery stated that the average number of breads sold daily is 3000. An employee thinks that the actual value might differ from this and wants to test this statement. The correct hypotheses are: (1) H0 : ¦Ì = 3000 H1 : ¦Ì not= 3000 (2) H0 : ¦Ì > 3000 H1...
April 1, 2010 by Judy and group

SS PLZ HELP ME ASAP
What are the two major forces that shape and reshape earth? Describe how each one works. plz plz plz help me there are no answer choices hope u can still help
November 18, 2015 by #AriannaGirl :)

math need help plz
1/3+(-5/6)+(-1/2) can u help me solve this plz by using steps. thank u
August 24, 2009 by scooby91320002

Chemistry chlorine plz help
A metal x forms two different chloride.if 12.g of chloride A and 16.3g of chloride B contain 7.1g and 10.7g of chlorine respectively,show that the figure agree with the laws of multiple proportions.write there formulea plz i need the work....no hint plz
January 12, 2016 by Daniel

physics
Plz plz answer this question..... I need this immediate.... "what is ment by the energy-mass relationship?explain it with the help of examples.....
January 20, 2016 by Akbar

biology
a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...
February 8, 2013 by tania sharmin

Science
I need to observe and identify variables and I'm in 6th grade!!! Help, this work is killing me....It's scenario 1-4 and I have Mr Jones plz help plz
August 31, 2012 by Destiny

Maths equation plz help urgently
0^x=100? Please help can complex number help plz show working find x i really need it
January 3, 2016 by Anonymous

calculus help me plz
integrate:dx/((x-1)sqrt(x^2-2) a tutor here direct me to a page but i do not know how to use it i tried but it did not show me any step...i need help plz
May 5, 2016 by samuel!!!!

I NEED HELLLLPPPPP!!!!
Ive been looking all over and i cant find out if there is such thing as a carbon dioxide deficiency in hemoglobin (red blood cells)...i know theres an oxygen one called anemia but i really need one for carbon dioxide as a waste from the body....plz plz plz plz help me!! See ...
April 22, 2007 by said so

maths lit,geography,consumer studies and history
I want to be a traffic cop I don't know if the subjects right or wrong:can I qualify to be a traffic with those subject plz I need help I m doing grade 12 this year I repeat plz help me I need information so that if I don't qualify I will try something else
February 9, 2016 by allowance mokoena

calculus
How long will it take an investment to triple in value if the interest rate is 4% compounded continuously? i know its set up as 3x=x(e^rt) but im confused as what to do nxt
November 6, 2009 by helpless

calculus
How long will it take an investment to triple in value if the interest rate is 4% compounded continuously? i know its set up as 3x=x(e^rt) but im confused as what to do nxt
November 6, 2009 by helpless

trig
I need to find all solutions of the given equations for the indicated interval. Round solutions to three decimal places if necessary. 1.) 3sin(x)+1=0, x within [0,2pi) 2.) 2sin(sq'd)(x)+cos(x)-1=0, x within R 3.) 4sin(sq'd)(x)-4sin(x)-1=0, x within R 4.) sin(x)+1=cos(x), x ...
June 21, 2009 by Emily

Lang. Arts PLZ HELP!!D:
I need some info about how the building of dams effect whitewater activities such as kyaking and conoeing..!!!plz help
February 26, 2009 by Alysha

Stats....PLZ HELP....
A bag of colored blocks contains the following assortment of colors: red (18), blue (14), orange (20), purple (14), green (10), and yellow (4). Construct the probability distribution for x.
October 25, 2011 by Jen

stats.
All the following are measures of variability or dispersion within a set of data except? range, median, standard deviation, variance
April 13, 2013 by Linda

college Stats
If Y has a geometric distribution with success probability p, show that P(Y= an odd integer)= p/(1-(q^2))
October 20, 2009 by james

randhills college life orientation
3 environmental health hazard that cause ill health, crises, and or disasters within your community or any other community within south Africa and globally?
February 19, 2013 by kabelo

Calculus also need help plz plz plz
If z=1/(x^2+y^2-1) is x(dz/dx)+y(dz/dy)=-2z(1+z) or -z^2(1+z) note:dz/dx=partial derivative of x and dz/dy=partial derivative of y??
October 17, 2015 by Collins

Algebra
Electrician charged $50 a house call and $65 dollar an hour. Will it be cheaper for him to work 6hrs or 2 3hour jobs?
November 14, 2016 by Judy

plz plz help me belive me have tried
cosx+cosy=a and sinx+siny=b show that sin2x+sin2y=2ab(1-(2/(a^2+b^2)) plz plz show step
November 2, 2016 by maths

local and state gov.
someone plz i really need help plz i cant find it in my text so someone plz!!! For a democracy right??? search google: branches of Government Click Bens Guide to Government for kids (1st or 2nd link) Then when you get there select your grade level in the ballon... This shows ...
November 12, 2006 by Cole

Math Help plz!!! Really need help.
Use the Systematic Trial to solve this problem. Peanut-Pecan Problem Peanuts sell at $5/kg and pecans sell at $20/kg. Marika wants to make 30kg of a mixture of peanuts and pecans that will s ell at $10/kg/ How many kilograms of peanuts and pecans should she use? Help plz. Plz ...
November 28, 2006 by Jolley

Stats
Researcher wants to estimate the proportion of Canadians that are over the age of 65, accurate to within 2% using a 95% confidence interval. What is the minimum number of people that should be sampled?
June 5, 2014 by Farah

Stats.....plz help me.....
Given the following frequency distribution, find the mean, variance, and standard deviation. Please show all of your work. Errors Frequency 51-53 9 54-56 19 57-59 16 60-62 24 63-65 25
October 14, 2011 by Jennifer

Basic Chemical Engineering
Can someone plz give me the link of the process flow diagram of a textile(dyehouse)? I only need to know the procedures of the main components in the dyeing section. Plz help!
October 5, 2014 by Jamie

Math PLZ help gtg to bed i need right NOW!!
What is the answer to 10 5/12 divided by 1 3/5???????? plz help me i have to go to bed like in 1 min. thanx
October 30, 2008 by Emily

English
Plz plz i need the meaning of following words All ready, Already, All ways, Airs,hair
February 2, 2016 by farhat

English
i need help putting this para into easier words plz Soldiers and military personnel are too often glorified and widely regarded as heroes, which promotes the idea of war within society. However, its harsh realities are left largely ignored, and many are fooled by the ...
March 31, 2012 by Navroz

Algebra
Electrician charged $50 a house call and $65 dollar an hour. The job is 6 hours long Will it be cheaper for him to work 6hrs or 2 3hour jobs?
November 14, 2016 by Judy

algebra
amy can rake leaves in her front porch in 2hrs. Her younger sister can do it in 6hrs. How long will it take them both to do the job if the work together?
May 7, 2012 by maram

stats
How large a sample should be taken if the population mean is to be estimated with 99% confidence to within $72? The population has a standard deviation of $800 Please Help, im stuck
November 17, 2008 by ks

accounting.plz urgent
If an item is purchased with terms of 2/EOM, n/60, there is a discount for paying within 60 days
March 30, 2011 by ashh

Science plz help its really inportant
What is the function of the nucleus? Why is it the most obvious organelle within a cell?
December 7, 2015 by awesomeguy123

genetics
If a green eyes girl whose father is green eyeid marries a brown eye boy then what genotype the nxt generTION has
April 21, 2015 by jazz

genetics
If a green eyes girl whose father is green eyeid marries a brown eye boy then what genotype the nxt generTION has
April 21, 2015 by jazz

childcare
will someone plz help with this....thanks Provide the titles, authors, publishers, and copyright dates of two picture books concerning children with disabling conditions. The copyright dates should be within the past five years. Note: The books’ copyright dates should fall ...
July 20, 2010 by Ms.Dionn

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
May 30, 2012 by parul

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
May 30, 2012 by PLZ HELP ME NOW...

stats
The mean tax-return preparation fee H&R Block charged retail customers last year was $183 (The Wall Street Journal, March 7, 2012). Use this price as the population mean and assume the population standard deviation of preparation fees is $50. Round your answers to four decimal...
June 26, 2015 by megan

persuasive essay!!
Is it better to go to college and be successful or open your own business without a college degree? Need help writing thesis. What are some benefits of going to college rather than not going to college and opening your own business
March 24, 2008 by Taniya

math
Tim wants his mean (average) quiz score in history class to be 90. His first 3 quiz scores were 86, 92, and 94. What score should he make on the 4th quiz in order to have a mean (average) quiz score of exactly 90? I really need the answer ! PLZ PLZ PLZ ! cant figure it outtt...
June 2, 2012 by felicia

AP Stats
Surveys indicate that 5% of the students who took the SATs had enrolled in an SAT prep course. 30% of the SAT prep students were admitted to their first choice college, as were 20% of the other students. You overhear a high school student say he got into the college he wanted...
January 2, 2009 by Stephanie

NEED HELP PLZ!!! STATS
Three cards are selected, one at a time from a standard deck of 52 cards. Let x represent the number of tens drawn in a set of 3 cards. (A) If this experiment is completed without replacement, explain why x is not a binomial random variable. (B) If this experiment is completed...
October 23, 2011 by Jennifer

pscychology
Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??
March 11, 2009 by Logan:)

SCIENCE!!--ANONYMOUS PLEASE ANSWER MY QUESTION!
plz answer the question we were talking about plz plz. Go back to the problem. I got 184 but the worksheet answer says 136 which is correct?? plz help!! thx
September 13, 2010 by Happy Face

Maths plz help
X^x+y^y=31 x+y=5 plz help i was told to use newton litrate method plz help
December 18, 2015 by Collins

LA 2 questions plz help asap
A. Action that begin in the past and continues in the present B. Action that begins and ends in the present C. Action that begins in the present and continues in the future**** D. future action that begins in the past, extends to the present and continues into the future 2) ...
November 17, 2015 by #AriannaGirl :)

stats (please help)
Assume that the population of heights of male college students is approximately normally distributed with mean  of 69 inches and standard deviation  of 3.75 inches. Show all work. (A) Find the proportion of male college students whose height is greater than 70 ...
July 21, 2011 by Celest

Math
You own 80 mp3s. You plan to add 10 more songs every month. Represent this relationship to show how many mp3s you have for th nxt six months. What is the independent x varible?
December 10, 2014 by Justin

social studies idk
how did the automobile negatively impact society???!!!?!?! PLZ help me I have been on it since morning plz pretty plz cherry on top help me
December 4, 2015 by suzzie

Language Arts
which of the following best explains how the author's use of flashback functions within the plot of the story? Im in connexus plz help
April 26, 2016 by help

ART
HEllo i need help on mixing colors because at school i don't have enough of the needed colors. So plz tell me how to mix and get : Orange Green Yellow BROWN! (For the big tree im drawing) And purple thank you and answer ASAP plz!
May 7, 2015 by Samantha

AP Stats
If you know that a randomly chosen person 25 years of age or older is a college graduate, what is the probability that he/she is in the force labor? Show your work. Given for college graduates: total pop = 51,582 in labor force = 40,390 employed = 39, 293 I tried using the ...
December 17, 2008 by K

physics!! plz answer me!
A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!
December 10, 2007 by julia

STATS HELP
Freshman-sophomore retention rate (FSRR) for a college is the proportion of first-year students who return to the college for their sophomore year. Nationwide, the mean FSRR for colleges in the U.S. is 75%. Use the 68-95-99.7 rule to describe graphically the sampling ...
November 1, 2009 by Chelsea

stats
In order to improve the English speaking and reasing skills of their students, Jack Box Elementary assigns students whose native language is Spanish to a bilingual program for 8 week. To test the effectiveness of this program, then also need a control condition, in which the ...
March 1, 2009 by ash

stats ?
In order to improve the English speaking and reasing skills of their students, Jack Box Elementary assigns students whose native language is Spanish to a bilingual program for 8 week. To test the effectiveness of this program, then also need a control condition, in which the ...
March 2, 2009 by ash

sociology
How about -- class structure in your town or school? prejudice about a particular ethnic group? classroom group projects? perceptions about authority figures? sorry i wrote in dat language i need to do a project in sociology for 20 marks and i am not able to decide on a topic ...
August 14, 2007 by Ms. Sue

stats
is there a good, relevant sites where i can get stats extra help?
October 11, 2007 by Keirson

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