Sunday

February 1, 2015

February 1, 2015

Number of results: 3,595

**Math**

A toothpaste company did a survey at the mall. They found that 42.5% of those surveyed brushed their teeth twice a day. Which random numbers would you generate on a computer spreadsheet to simulate the survey? a. random integers from 425 to 1000 b. random integers from 1 to ...
*December 12, 2013 by Brandi*

**ap stats need help**

Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator described. Find the following probabilities: a.P(0¡ÜX¡Ü0.4) b.P(0.4¡ÜX¡Ü1) c.P(0.3¡ÜX0.5) d.P(0.3(<X<0.5) e.P(0.226¡ÜX¡Ü0.713) f.What ...
*March 10, 2009 by chris*

**Data Structures and Algorithms**

The "random" numbers produced by computers aren't purely random. They are actually pseudo-random, meaning that they are produced by mathematical formulas that simulate randomness.The linear congruential generator takes a seed X0 and generates subsequent pseudo-random numbers ...
*July 22, 2013 by John Berkhamp*

**statistics**

In order to subject their cash registers to random audit, suppose we want to select a random sample of three people from this group of cashiers. Bonita, Chandra, Earl, Glenda, Homer, Jamal, Kendra, Maria, Oscar, Reshonda. How do I use a random number table?
*July 30, 2014 by Allie *

**random sampling**

sometimes it is difficult or impossible to determine the population size before selecting a random sample. describe how you would go about selecting a random sample of trees from a 1-square mile area of forest.
*February 3, 2009 by Anonymous*

**Math**

How can you classify the 2 examples that you gave in part c? Is it: Simple random sample Systematic random sample Voluntary response sample Convenience sample Or Stratified random sample? Thank you.
*September 2, 2008 by Happyface*

**math ASAP please**

1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an ...
*March 30, 2013 by Delilah*

**probability**

A random experiment of tossing a die twice is performed. Random variable X on this sample space is defined to be the sum of two numbers turning up on the toss. Find the discrete probability distribution for the random variable X and compute the corresponding mean and standard ...
*October 11, 2011 by padma.c*

**Statistics/probability**

The random variable X has a binomial distribution with the probability of a success being 0.2 and the number of independent trials is 15. The random variable xbar is the mean of a random sample of 100 values of X. Find P(xbar<3.15).
*July 10, 2014 by Heidi Joy*

**Math: Probability**

1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an ...
*March 12, 2013 by Skittles*

**math check answer**

1. Which of the following is an example of a dependent event? flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream **choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an example ...
*April 8, 2013 by Jman*

**Probability**

For each of the following statements, determine whether it is true (meaning, always true) or false (meaning, not always true). Here, we assume all random variables are discrete, and that all expectations are well-defined and finite. Let X and Y be two binomial random variables...
*March 4, 2014 by qwerty*

**stats**

Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator described. Find the following probabilities: a.P(0less than or equal to X less than or equal to 0.4) b.P(0.4 less than or equal to X less than or ...
*March 18, 2009 by chris*

**ap stats**

Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator described. Find the following probabilities: a.P(0less than or equal to X less than or equal to 0.4) b.P(0.4 less than or equal to X less than or ...
*March 18, 2009 by jaz*

**Stats**

Let the random variable X be a random number with the uniform density curve given below. P(0.6 < X < 0.9) is
*March 29, 2014 by Tracy *

**URGENT language arts question~!**

1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of the following is an ...
*April 17, 2013 by Gabby*

**Probability**

How could picking three dates at random in the month of April be simulated using a random digit table? (Please show and explain)
*November 23, 2010 by Lori*

**math**

Assume that 3 digits are selected at random from the set { 2, 5, 6, 8, 9 } and are arranged in random order. What is the probability that the resulting 3-digit number is less than 900?
*February 20, 2012 by victoria*

**MATH Prob.**

Determine whether the situation calls for a discrete or continuous random variable. A)the cost of a random selected orange B)the Ph level of shampoo
*August 20, 2009 by Twg*

**Math**

Suppose a baseball player had 211 hits in a season. In the given probability distribution, the random variable X represents the number of hits the player obtained in the game. x P(x) 0 0.1879 1 0.4106 2 0.2157 3 0.1174 4 0.0624 5 0.0060 a.) Compute and interpret the mean of ...
*November 26, 2013 by Amanda*

**finite math**

suppose that 3 digits are selected at random from the set S={1,2,3,4,5,6} and are arranged in random order. Find the probability that the resulting 3-digit number is less than 300.
*September 4, 2012 by allen*

**Finite Math**

Assume that 3 digits are selected at random from the set {1,3,5,6,7,9} and are arranged in random order. What is the probability that the resulting 3-digit number is less than 700? I know the sample space is P(6,3) but that is all I know. Help!
*February 28, 2009 by Willow*

**probability**

A fair coin is flipped independently until the first Heads is observed. Let K be the number of Tails observed before the first Heads (note that K is a random variable). For k=0,1,2,…,K, let Xk be a continuous random variable that is uniform over the interval [0,3]. The Xk's ...
*March 28, 2014 by JuanPro*

**Computer Science**

public class RandomPhoneNumber { public static void main(String[] args) { int num1=(int)(Math.random()*7); int num2=(int)(Math.random()*7); int num3=(int)(Math.random()*7); int set1=(int)(100+Math.random()*642); int set2=(int)(1000+Math.random()*8000); System.out.println("Your...
*October 30, 2012 by Sarah*

**college**

Four hundred people apply for three jobs. 130 of the applicants are women. (a) If three persons are selected at random, what is the probability that all are women? (b) If three persons are selected at random, what is the probability that two are women? (c)If three persons are ...
*March 25, 2010 by kay*

**random variables**

For the standard normal random variable Z, compute the following probabilities. For the following problems, use four decimal places. 16. P (0 ¡Ü Z ¡Ü .9) 17. P (-1.3 ¡Ü Z ¡Ü 0) 18. P(Z > 2.5) 19. P(Z ¡Ý -.75) 20. P(Z < .05) 21. P (Z ¡Ü -.72)
*August 2, 2010 by Donna*

**Stats**

Let Y be a random number between 0 and 1 produced by the idealized uniform random number generator with density curve pictured in the following figure: P(<Y<0.4) = P(0.4<Y<1) = P(0.3<Y<0.5)+
*October 11, 2012 by George*

**1333 math **

Probability Scores 0.2 0 0.2 2 0.05 4 0.45 7 0.1 9 Find the variance of the above random variable random variable.
*October 4, 2014 by Stephanie*

**math**

a fair coin is flipped 5 times the random variable is x is defined to be the number of heads that are observed identify the probability mass function of the random variable x. x P(x)
*October 3, 2012 by virginia*

**statistics**

A random number generator draws at random with replacement from the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. In 5000 draws, the chance that the digit 0 appears fewer than 495 times is closest to 25%,30%,35%,40%,45%,50%
*May 6, 2013 by Anonymous*

**Math**

Can someone give me about four random fractions between -1 and 1. Just random. I am doing a poster project. (Also give them in decimal form aswell.
*October 5, 2013 by Person*

**Basic Statistics **

A population of 300 voters contains 147 Republicans, 135 Democrats, and 18 independents and members of other parties. A simple random sample of 30 voters will be drawn from this population. Consider repeatedly drawing simple random samples of size 30 from the population (...
*July 24, 2011 by mike*

**statistics**

Information given:the distribution of male head circumference (HC) is normal with a mean of 56cm and a standard deviation of 1.8cm first question -the prob that HC of a random chosen man is larger than 57.8cm is? Work: pr(x)>57.8cm z=(57.8-56)=1.8--->.9641 i got it wrong...
*April 15, 2010 by UPD*

**Stats**

nformation given:the distribution of male head circumference (HC) is normal with a mean of 56cm and a standard deviation of 1.8cm first question -the prob that HC of a random chosen man is larger than 57.8cm is? Work: pr(x)>57.8cm z=(57.8-56)=1.8--->.9641 i got it wrong...
*April 15, 2010 by UPD*

**Psychology Statistics**

Determine whether the numerical value is a parameter or a statistic? In a phone survey of 100 random homes in a country, 21 families had garages. Is this a parameter because the data set of 100 random homes is a population? Is this a statistic, because the data set of 100 ...
*September 9, 2011 by Margaret Sweet*

**Math**

What is the probability that the random variable has a value between 0.1 and 0.5? The random variable is .125.
*March 7, 2010 by Lyndse*

**Math(Probability)**

**Describe the outcome space** (a)If a Families that have three children each and select one such family at random. Describe the sample space S in terms of their children as 3-tuple, agreeing for example that "gbb" would indicate that the youngest is a girl and two oldest are ...
*March 16, 2011 by Melissa*

**7th grade (General_**

Ok, I really like taking random notes but my teacher hates the fact that I do. She says I need to pick a note style. What style is similar to random but has something.
*January 5, 2009 by Abby*

**s.s**

I'm not so good at makeing up random names; please give me some random names for rivers, lakes, and cities. Moreover, if you were to create an island what would you name it? I have named mine Astroville.
*December 15, 2009 by Anonymous*

**Algebra 1**

Can you please check my work? A city planning committee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Is this an example of a: random sample, systematic sample, self-selected sample, convenience sample, bipartisan sample, or ...
*April 27, 2014 by Caroline*

**Statistics (binomial random variable)**

Let x be a binomial random variable with n = 10 and p = .4 Find the values. P (x›4) P (x≤4) I could really use some examples to help me get started and understand it. Thanks
*April 23, 2011 by sonney32*

**statistics**

True or False: A zero population correlation coefficient between a pair of random variable means that there is no linear relationship between the random variable.
*February 8, 2010 by iyra*

**Probability**

The random variables X1,..,Xn are independent Poisson random variables with a common parameter Lambda . Find the maximum likelihood estimate of Lambda based on observed values x1,...,xn.
*April 21, 2014 by qwerty*

**statistics**

two dices are tossed once. let the random variable be t he sum of the up faces on the dice. A). find and graph the probability distribution of the random variable. and b) calculate the mean (or expectation) of this distribution
*May 22, 2011 by sharik*

**Stats**

In designing an experiment involving a treatments applied to 5 test subjects, researchers plan to use a simple random sample of 5 subjects from 28. How many different simple random samples are possible?
*October 13, 2014 by Macy*

**math**

a jar contains two red and five yellow marbles. A marble is drawn at random and then replaced. A second draw is made at random. find the probability that both marbles are red?
*May 15, 2013 by Olivia*

**statistic**

The random variable x represents the number of boys in a family with three children. Assuming that births of boys and girls are equally likely, find the mean and standard deviation for the random variable x.
*August 20, 2013 by Kim*

**statistics**

sometimes it is difficult or impossible to determine the population size before selecting a random sample. describe how you would go about selecting a random sample of trees from a 1-square mile area of forest.
*February 2, 2009 by Anonymous*

**maths**

A deck of cards consists of 8 blue cards and 5 white cards. A simple random sample (random draws without replacement) of 6 cards is selected. What is the chance that one of the colors appears twice as many times as the other?
*April 28, 2013 by Anonymous*

**statistics**

Calculate and interpret a 95% confidence interval for the mean bp in the pop of ALL anabolic-steroid using athletes: random sample of 9 athletes resulting in a sd of 207.8, and 109 respectively. When random sample is less than 30, don't I find a t score?
*November 14, 2013 by mel*

**Statistics**

In a population, heights of males are normally distributed with u=180 cm and sigma^2=16 cm^2, while the heights of females are normally distributed with u=170 cm and sigma^2= 25 cm^2. a) One random male and one random female are selected from the population i)What is the ...
*November 9, 2014 by William*

**Research Methods**

A personal trainer wants a random sample of her clients. She gets the list of all her clients from the gym manager and assigns each one a number. She then uses a table of random numbers to select 50 clients from the list.
*October 15, 2011 by Jill*

**Math**

Two coins are taken at random (without replacement) from a bag containing 7 nickels, 5 dimes, and 6 quarters. Let X denote the random variable given by the total value of the two coins. Find E(X). (Round your answer to four decimal places.)
*March 5, 2010 by Cecylia*

**Math**

Two coins are taken at random (without replacement) from a bag containing 4 nickels, 8 dimes, and 3 quarters. Let X denote the random variable given by the total value of the two coins. Find E(X). (Round your answer to four decimal places.) E(X) = $...
*March 5, 2010 by Cecylia*

**Stat Help Please**

Determine which sampling method was used in each scenario. on a particular day 5 flights are selected at random and all of the passengers on these 5 flights are screened. Airport security uses a random number generator to determine the next passenger to screen.
*February 23, 2013 by Melissa*

**Stat Help Please**

Determine which sampling method was used in each scenario. on a particular day 5 flights are selected at random and all of the passengers on these 5 flights are screened. Airport security uses a random number generator to determine the next passenger to screen.
*February 23, 2013 by Melissa*

**Math Help Please!!!!**

Determine which sampling method was used in each scenario. on a particular day 5 flights are selected at random and all of the passengers on these 5 flights are screened. Airport security uses a random number generator to determine the next passenger to screen.
*February 24, 2013 by Taylor*

**Stats-Probability**

Would really urgently appreciate answers to these questions. Thanks. 3. Suppose that two lotteries each have n possible numbers and the same payoff. In terms of expected gain, is it better to buy two tickets from one of the lotteries or one from each? 4. A random square has a ...
*July 13, 2006 by Johnny*

**Math help**

Which of the following is an example of a dependent event? 1 flipping two coins 2 rolling a number cube and spinning a spinner 3 choosing two scoops of ice cream 4 choosing a cookie at random, eating it, and then choosing another at random
*April 8, 2013 by Mr.Brain*

**AP Statistics**

A researcher wishes to compare the effects of 2 fertilizers on the yield of a soybean crop. She has 20 plots of land available and she decides to use a paired experiment — using 10 pairs of plots. Thus, she will: a. Use a table of random numbers to divide the 20 plots into 10 ...
*October 7, 2007 by Anonymous*

**Math (check)**

Which of the following is an example of a dependent event? 1 flipping two coins 2 rolling a number cube and spinning a spinner 3 choosing two scoops of ice cream 4 choosing a cookie at random, eating it, and then choosing another at random****?
*May 3, 2014 by me*

**maths**

A random number generator draws at random with replacement from the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. Find the chance that the digit 5 appears on more than 11% of the draws, if a) 100 draws are made b) 1000 draws are made
*April 27, 2013 by anonymous*

**statistics**

The Better Businesss Bureau reports that they resolve 70% of the consumer complaints they receive. a) if a random sample of 5 consumer complaints is selected, what is the probability that all 5 were resolved? b)if a random sample of 5 consumer complaints is selected, what is ...
*July 22, 2012 by jimmy*

**Math**

the question i need help with is: Classify the random variable as finite discrete, infinite discrete or continuous. The random variable given is the number of hours a child watches television on a given day.
*June 8, 2011 by Winnie*

**mathmath**

A study conducted by the Metro Housing Agency in a midwestern city revealed the information below concerning the age distribution of renters in the city. (Round your answers to four decimal places.) Age Adult Population, % Group Who Are Renters, % 21-44 53 64 45-64 29 43 65 ...
*October 15, 2010 by jack*

**statistics**

assume you have a data set from a normally distributed random variable. answer the following: will the random variable be discrete, continuous, or neither? How do you know? I believe its continuous but cant explain why will the data be qualitative or quantitative? How do you ...
*June 29, 2013 by Dean*

**Math**

A bag contains 3 red, 5 yellow, 2 green and 6 blue marbles. If one marble is chosen at random, replaced, and then a second marble is chosen at random, find the probability of obtaining 2 marbles of different colors.
*January 22, 2014 by Bryan*

**Calculus**

Suppose X is a random variable whose CDF is given by F(x) = 0, X<0 X^3, 0<X<1; 1, 1<X Then the mean for this random variable is: I don't understand how to do CDF (cumulitive distribution function) or how to get the mean of it. Thank You!
*April 14, 2009 by kkjhjkh*

**math**

Let X1,X2,…,X25 be random sample ~ normal(0,16) and Y1, Y2,…,Y25 be random sample ~ normal(1,9), assume the two samples are independent ,comput P(X>Y) where X=Sum(Xi)/25 and Y=Sum(Yi)/25
*December 19, 2014 by assma*

**Maths**

1)A two-figure number is written down at random. Find the probability that a)the number is greater than 44 b)the number is less than 100 2)A letter is picked at random from the english alphabet. Find the probability that a)the letter is a vowel (my answer=5/26) b)the letter ...
*January 28, 2008 by Anonymous*

**maths**

multiple choice question has 5 available options, only 1 of which is correct. Students are allowed 2 attempts at the answer. A student who does not know the answer decides to guess at random, as follows: On the first attempt, he guesses at random among the 5 options. If his ...
*April 29, 2013 by Anonymous*

**Statistics**

For the overall population, the IQ scores follow the normal distribution with mean equal to 100 and variance equal to 225. What is the best answer? A. If you pick a person at random, the chance that his IQ falls between 100 to 115 is more than the chance that his IQ falls ...
*October 9, 2011 by Anonymous*

**Statistics**

True or False 1. Chi square tests of independence and homogeneity are both usually right-tailed tests. 2. A chi square goodness-of-fit test is appropriate for determining whether a random number generator is truly random.
*March 7, 2011 by Graciela*

**Math**

Random variables X and Y are both normally distributed with mean 100 and standard deviation 4. It is known that random variable X+Y is also a normal distribution. a. What is the mean of X+Y? b. What is the standard deviation of X+Y? I see that the mean is 200 but I don't know ...
*November 15, 2011 by Rob*

**math**

Suppose from a population of 50 bank accounts we want to take a random sample of three accounts in order to learn about the population. How many different random samples of three accounts are possible.
*October 14, 2010 by John*

**Math**

Our teacher handed out handfuls of m&ms to each student in class. We were divided into 4 groups of 5 each. We had to count the colors of each of our handfuls of m&ms. Would this be considered a random sample? why or why not? I know the definition of random sample but I don't ...
*September 4, 2013 by Brandi*

**Random question**

Hi this is kind of random but since this is a a homework help website I feel as though you would be able to give me a good answer. I want to be a tutor in my local area for elementary, middle and highschool school kids but I don't really know what to put on my advertisement ...
*February 28, 2011 by Lena*

**algebra 1**

Circle the most appropriate description. 27.A city planning commitee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Random Sample,systematic sample,self-selected sample, convenience sample, bipartisan sample,stratified random...
*May 20, 2013 by janet*

**Math**

Did I answer this problem right? A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red? 100/169. Thanks.
*August 7, 2009 by B.B.*

**math**

A bucket contains 7 red, 3 blue, 2 black and 1 yellow ball of the same size. A random selection of 5 balls is taken from the bucket. find the probability that the random selection will contain atleast 1 red ball?
*August 17, 2011 by Mahalakshmi*

**statistics**

A sixth form class consists of 6 girls and 9 boys. Three students from the class are chosen at random. The number of boys chosen is denoted by the random variable X. Show that a)P(X=0)=120/2730 b)P(X=2)=1296/2730
*December 3, 2011 by Nabiha*

**math**

I was given a table that showed a simple random sample of adults' age and annual income living in suburb of a large city. a) What is the probability that a person chosen at random from those in this sample will be the 31-45 age category? The answer I got is .43 or 43%. b) What...
*September 24, 2007 by Anonymous*

**STATISTICS**

Consider a binomial random variable where the number of trials is 12 and the probability of success on each trial is 0.25. Find the mean and standard deviation of this random variable. I have a mean of 4 and a standard deviation of 2.25 is this correct
*June 10, 2010 by John*

**math**

please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with all digits being equally likely. The probability that when it's squared it will end with the digit 1. 2.) A random number between 1 and 20 (inclusive) is chosen. The probability that its square root will ...
*August 11, 2012 by karen*

**Math probability - HELP**

A bag contains 3 red, 5 yellow, 2 green and 6 blue marbles. If one marble is chosen at random, replaced, and then a second marble is chosen at random, find the probability of obtaining 2 marbles of different colors.
*January 23, 2014 by Bryan*

**math**

Please help with this question. A bag contains 10 marbles of which 3 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
*July 30, 2010 by jackie*

**Math**

A vendor has 14 hellium ballons for sale: 9 are yellow, 3 are red, and 2 are green. A ballon is selcted at random and sold. If the ballon sold is yellow, what is the probablity that the next ballon selected at random, is also yellow?
*April 18, 2011 by ashely*

**statistics**

In a certain region, the mean annual salary for plumbers is $51,000. Let x be a random variable that represents a plumber's salary. Assume the standard deviation is $1300. If a random sample of 100 plumbers is selected, what is the probability that the sample mean is greater ...
*February 25, 2013 by katie*

**Math**

Need help on if the sample given is random or not random. The first 50 nurses at a nursing convention write their names on slips of paper and place them in a drawing box. After the box is shaken, 20 names are pulled from the box and each person chosen completes a survey about ...
*August 28, 2013 by Brandi*

**Math, Please Help!**

Suppose a dot is placed at random in a 10 x 10 graph grid in which squares have been numbered from 1 to 100 with no number repeated. Now simulate choosing 100 numbers at random between 1 and 100 inclusive. How many numbers might you expect to match the square with the dot?
*November 12, 2014 by Ashley*

**Mathematics**

The blood types B- and AB- are the rarest of the eight huan blood types representing 1.5% and .6% respectively. a) If the blood types of a random sample of 1000 blood donors are recorded, what is the probability that 10 or more will be AB-? b) If the blood types of a random ...
*October 2, 2007 by Jen*

**probability**

t the discrete random variable X be uniform on {0,1,2} and let the discrete random variable Y be uniform on {3,4}. Assume that X and Y are independent. Find the PMF of X+Y using convolution. Determine the values of the constants a, b, c, and d that appear in the following ...
*March 28, 2014 by JuanPro*

**probability**

please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with all digits being equally likely. The probability that when it's squared it will end with the digit 1. 2.) A random number between 1 and 20 (inclusive) is chosen. The probability that its square root will ...
*August 11, 2012 by karen*

**math**

Andre picks a card at random. Without putting the first card back, he picks a second card at random. What is the probability that both cards will be hearts. The cards showing are three hearts and two diamonds
*May 8, 2014 by Olivia*

**Algebra**

a bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
*July 23, 2009 by Joe*

**math**

A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
*March 9, 2010 by babygirl*

**statistics**

The results of a medical test show that of 66 people selected at random who were given the test, 3 tested positive and 63 tested negative. Determine the odds in favor of a person selected at random testing positive on the test.
*February 24, 2011 by Robert*

**math 3**

A bag contains 4 yellow, 2 red, and 6 green marbles. Two marbles are drawn. The first is replaced before the second is drawn. A random variable assigns the number of red marbles to each outcome. Calculate the expected value of the random variable
*February 11, 2014 by Jamar*

**math**

a basket contains the following pieces of fruit: 3 apples, 2 oranges, 2 bananas, 2 pears, and 5 peaches. Jameson picks a fruit at random and does not replace it. Then Brittany pricks a fruit at random. What is the probability that Jameson gets a banana and Brittany gets a pear...
*May 7, 2014 by help please*

**statistics**

A nationwide study indicated that 27% of adults said that chocolate was their favorite ice cream flavor. A simple random sample of 150 adults is obtained. A.) Describe the sampling distribtuion of p, the sample proportion of adults whose favorite ice cream flavor is chocolate...
*November 11, 2011 by Megan*

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