You survey 1000 new home buyers and find that the mean price was \$185,000 and the standard deviation was \$20,000. How many paid more than \$210,000?

155,877 results, page 93

1. English

Posted by rfvv on Tuesday, August 30, 2011 at 2:04am. 1. The eighth square on the second row needed 256 spoons of rice, which amounted to a bowl. 2. The eighth square on the second row needed 256 spoons of rice, and it amounted to a bowl. 3. The eighth square on the second row...
2. Can someone help me on math?

Calculate the simple interest for each situation. Choose THREE that have a simple interest greater than \$800.00. a. \$2,000.00 at 6% for 7 years *** b. \$4,500.00 at 3% for 6 years *** c. \$1,400.00 at 6% for 9 years d. \$5,000,00 at 7% for 3 years *** e. \$800.00 at 15% for 5 ...
3. managerial economics

A publisher of a new novel has spent \$250,000 setting the type. The publisher must spend \$1 million advertising the new book. It is now ready to print the book. For practical purposes, as many books as they like can be printed. In deciding how many copies to run, a. does the ...
4. Managerial Economics

Problem 1 (50 points) The city of San Diego is considering extending the trolley (the downtown mass transit train) 11 miles from Old Town up to La Jolla. The cost of construction would be \$1.7 billion. The estimated ridership along the new section is 18 thousand per day work ...
5. Economics

We're looking at the market for cat food. When the price is \$10, the quantity sold is 1000 bags. When the price drops 10%, the quantity sold increases 30%. Calculate the price elasticity of demand. (Answer in format X.XX, round to the nearest hundredth.) I know the formula is...
6. social studies

What does this quote mean? “Why should the Indian be expected to plant corn, fence lands, build houses, or do anything but get food from day to day, when experience has taught him that the product of his labor will be seized by the white man to-morrow? The most industrious ...
7. accounting

JTD Corporation issued \$800,000 of 20-year, 12% bonds on January 1, 2006, when the market rate of interest was 10%. Interest is payable annually on December 31. Use the present values tables shown via the textbook link above. a. Calculate the price of the bonds on January 1, ...
8. Mangerial accounting

1.April Green Company has budgeted the following amounts for its next fiscal year: Total fixed expenses \$832,500 Sale price per unit \$40 Variable expenses per unit \$25 By how much will breakeven increase/decrease in units if April can reduce fixed expenses by \$27,000?
9. Statistics

A health care professional wishes to estimate the birth weights of infants. The standard deviation of the birth weights is known to be 8 ounces. How large a sample must she select if she desires to be 95% confident that the true mean is within 6 ounces of the sample mean?
10. CRT 205

Crt 205 Vacuum Sales Digital Story Text Axia College Material Text of the Vacuum Sales Digital Story This text provides the script of the Vacuum Sales digital story. Use this text as an alternative or supplement to viewing the digital story itself. Script “The other day when...
11. statistics

The MacBurger restaurant chain claims that the waiting time of customers for service is normally distributed, with a mean of 3 minutes and a standard deviation of 1 minute. The quality-assurance department found in a sample of 50 customers at the Warren Road MacBurger that the...
12. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: 1. What percent of people would have an IQ score of no more than 68. (2).What percent of people would have an IQ score of 100 or above.
13. Statistics

A science teacher gives a test with 15 questions. This teacher is a hard grader. The teacher assigns points in the following manner: a correct answer = +1 point, an incorrect answer = -1 point, no answer = 0 points. So scores on the test could range from +15 to -15. The ...
14. math

when no more than 110 units are produced, the cost of producing x units is given by C(x)=.2x^3 - 25x^2 + 1531x + 25,000 How many units should be produced in order to have the lowest possible average cost?
15. math

Roberto has walked 3 miles almost every day in the past four years, with a total of 4,320 miles walked. How many more miles does he need to walk to reach 10,000 miles walked?
16. Science

What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
17. Science

What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
18. Science

What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
19. science

What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
20. probability

Let X be a continuous random variable. We know that it takes values between 0 and 3, but we do not know its distribution or its mean and variance. We are interested in estimating the mean of X, which we denote by h. We will use 1.5 as a conservative value (upper bound) for the...
21. Math

Juana paid \$1,200 for a sofa. The price of the sofa Ben purchased was 3/5 the price that Juana paid. How much did Ben pay for his sofa?
22. Math

ben paid \$900 for a sofa. The price of the sofa Juana purchased was 2/3 the price that Ben paid. How much did Juana pay for her sofa?
23. statistics

There are two boxes, each with several million tickets marked “1” or “0”. The two boxes have the same number of tickets, but in one of the boxes, 49% of the tickets are marked “1” and in the other box 50.5% of the tickets are marked “1”. Someone hands me one of...
24. Algebra

Need help with these--- 30. Suppose the area of a square is x^2 - 6x + 9. What is the perimeter of the square? 33. Factor the expression: k^2 + k^f - 2f^2 38. Find the final amount of an investment if \$2,000 is invested at an interest rate of 8% compounded quarterly for eight ...
25. mathematics of investment

Mark Lopez went to his bank to find out how long it will take for P10,000 to amount to P10,700 at 12% simple interest. Express answers in days.
26. MATH (REFINANCE MORTGAGE)

A person purchased a 225463 home 10 years ago by paying 10% down and sighning a 30 year mortgage at 8.7% compounded monthly. Interest rates have dropped and the owner wants to refinance the unpaid balance by signing a new 20 year mortgage at 4.2% compounded monthly. How much ...

Compute the standard deviation for stress. Determine where participants fall in relation to the mean. (Create a diagram that depicts where students fall in relation to standard deviations around the mean. Participant Group Fights Stress 1 PSY 7 86 2 PSY 3 84 3 PSY 5 92 4 PSY 4...
28. Math

17.The speed limit of a highway is 55 miles per hour. A car is traveling at least 65 miles per hour. How many miles per hour m over the speed limit is the car traveling? 55 – m ≥ 65; m ≥ 10 m + 65 ≤ 55; m ≤–10 65 – m ≤ 55; m ≤ 10 55 + ...
29. Math

According to a student project for statistics 250, the amount of money spent on texts per semester by the population of students at a small liberal arts college is normally distributed with a mean of \$426 and a standard deviation of \$54. Determine the percent of all samples of...
30. stats

The mean of nonresidential buildings is 30 years and the standard deviation of the ages of the buildings is 5 years. Determine the probability that a random sample of a group of 50 nonresidential buildings will have a mean age of less than 27.5 years.
31. statistics

The mean of nonresidential buildings is 30 years and the standard deviation of the ages of the buildings is 5 years. Determine the probability that a random sample of a group of 50 nonresidential buildings will have a mean age of less than 27.5 years.
32. Statistics

The average age of vehicles registered in the united states is 96 months, with a standard deviation of 16 months. If a random sample of 36 vehicles is selected, find the probability that the mean of their ages is between 90 and 100 months. Provide four places past the decimal ...
33. Mathamatics

Choose the two true statements from the following. Options A) If the rate of inflation as measured by the RPI is 2%, then a pension index linked to the RPI will increase by 2%. B) A price ratio of 0.8 corresponds to a price decrease of 80%. C) If the price of transport rises ...
34. STATISTICS PLESE HELP!!

studies indicate that drinking water supplied by some old lead-lined city piping systems may contain harmful levels of lead. an important study of the Boston water supply system showed that the distribution of lead content readings for individual water specimens had a mean and...
35. statistics

the scheduled commuting time on Long Island Rail Road from Glen Cove to New York is 65 minutes. Suppose that the actual commuting time is uniformly distributed between 64 and 74 minutes. What is the probability that the commuting time will be a) less than 70 minutes B) between...
36. statistics

A sample of the number of study per week of college students is collected. Some of the sample results of the survey are given in the following table Study Hr 4, 10, 20,24, 34, 36, 42 Z score -2.5,-1.75,-0.5,0, 1.25,1.5,2.25 P. Rank 10, 25, 35, 40, 50, 75 95 Q1- The mean study ...
37. Math--Statistics

I have a couple of questions that need review--I've answered them, but I'm not sure if I'm correct. 1.)Suppose you interview 10 randomly selected workers and ask how many miles they commute to work. You'll compute the sample mean commute distance. Now imagine repeating the ...
38. Stats

-------------------------------------------------------------------------------- • Give a table extrapolating potential capacity using 1,000 households as a standard unit. o Using 3 hour window as the measurement tool o Using 7 hour window as the measurement tool o Include a...
39. Finance

P17-3 (Available-for-Sale Investments) Cardinal Paz Corp. carries an account in its general ledger called Investments, which contained debits for investment purchases, and no credits, with the following descriptions. Feb. 1, 2010 Sharapova Company common stock, \$100 par, 200 ...
40. math 105

Suppose the scores of students on an exam are normally distributed with a mean of 501 and a standard deviation of 72. Then approximately 99.7% of the exam scores lie between the integers and such that the mean is halfway between these two integers. Use the empirical rule.
41. statistics

Five thousand raffle tickets are to be sold at \$10 each to benefit a local community group. The prizes, the number of each prize to be given away, and the dollar value of winnings for each prize are as follows: Prize Number to Be Given Away Dollar Value Automobile 1 \$20,000 ...
42. Math

decide on a topic which is adding more clubs for which they would like to collect data and design a survey for school which could really be used to convince the principal to do. Create 5-7 questions for the survey.
43. Urgent math

A man gets a job with a salary of \$40,000 a year. He is promised a \$1900 raise each subsequent year. Find his total earnings for a 10-year period.
44. Statistics (2 mc probs)

I have the following two multiple choice questions that are really throwing me for a loop: 1. Based on 500 people a researcher calculates the 95% confidence interval for the population proportion p: 0.123<p<0.181. a. There is a 95% chance that the true value of p lies ...
45. Economics HELP PLEASE!!!!

Can someone please help me with a hint to solve this problem?? I'm struggling really hard with this. "Consider an oligopolistic market with two firms. Each of them produces using a cost function given by c(q)=q^2. The aggregate demand in the market is given by 1000−p. ...
46. Finance

You are 45 years of age and your asporation is to retire in 17 years at age 62. Assume you are about to set up a new retirement savings account at a 4% annual interest rate (APR). Based on how you want to live in retirement, and any other sources of retirement income you have ...
47. statistics

Want to find if students who are musicians have higher Iq test scores than the general population. the researcher predicts that playing music is associated with higher IQ scores. the researcher selects a sample of 75 musicians from area and gives them an IQ test. The mean for ...
48. Descriptive Statistics

. Over the last 15 Major League Baseball seasons, the mean number of strikeouts by the American League leader is 258.5. Assuming that the number of strikeouts by the league leader is normally distributed and the standard deviation for all seasons in all leagues is 34.9, find ...
49. Algebra 2: Probability and Stats

The scores on an exam are normally distributed, with a mean of 77 and a standard deviation of 10. What percent of the scores are greater than 87? * 68% * 16% * 84% * 2.5%
50. Data and statistics

Calculate the z score for an SAT Verbal score of 510, mean of 500, and standard deviation of 100.
51. statistics

A standardized test is designed so that scores have a mean of 50 and a standard deviation of 4. What is the probability that a test score is above 54?
52. math

A standardized test is designed so that scores have a mean of 50 and a standard deviation of 4. What is the probability that a test score is above 54?

The sampling distribution of x bar must be a normal distribution with a mean 0 and standard deviation 1. true or false
54. statistics

d. There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean=45 standard deviation=4
55. math 3b

In a set of 400 values, the mean is 121 and the standard deviation is 14. Estimate how many values fall in betweeb each interval
56. stats

if IQ is normally distributed with a mean of 100 and a standard deviation of 10, what stand score (z-score) would represent a person with an IQ of 75?
57. statistics

population with a mean of 53.1 and standard deviation of 4.43 Calculate z score for xbar 49.8 from a sample of size 11 Someone please please help me!
58. statistics

Consider a normal distribution with mean 20 and standard deviation 3. What is the probability a value selected at random from this distribution is greater than 20?
59. Statistics

Write an inequality that represents all of the data values X, that fall between the values of the mean +/- the standard deviation
60. SNHU

1. What is the market interest rate on XYZ’s debt and its component cost of debt? Coupon rate 12% Coupons per year 2 Years to maturity 15 Price \$1,153.72 Face value \$1,000 Tax rate 40% Market Interest Rate = Cost of Debt =
61. accounting

Your company manufactures specialty items. In order to reduce any loss from a customer canceling an order after production has been started, your company requests a 50% deposit before it will start the manufacturing process. On January 3, you get an order for a product that ...
62. Help me again in stats

Find the corresponding z-score to the given value and determine whether the value is unusual. A weight of 225 pounds among a population having a mean weight of 161 pounds and a standard deviation of 23.0 pounds.
63. math

Can someone help me how to solve it. A new medically approved wheelchair was considered to be an improvement over a standard wheelchair by 325 out of 450 patients in a survery. 20) What is the margin of error for the survey? Round your ansewer to the nearest tenth of a percent.
64. math/stock

You want to create a \$75,000 portfolio comprised of two stocks plus a risk-free security. Stock A has an expected return of 13.6 percent and stock B has an expected return of 11.4 percent. You want to own \$30,000 of stock B. The risk-free rate is 4 percent and the expected ...
65. Statistics

The length of time it takes college students to find a parking spot in the library parking lot follows a normal distribution with a mean of 4.0 minutes and a standard deviation of 1 minute. Find the probability that a randomly selected college student will take between 2.5 and...
66. math

what is the additive inverse of 125,000 ?a) -125,000b) 125,000c) -1125,000d)1125,00016) emma is thinking of subscribing to an e-magazine. the subscription price for one year is \$5 per month, which will be withdrawn from emma's checking account. express the amount that will be ...
67. accouting

Harris Fabrics computes its predetermined overhead rate annually on the basis of direct labor-hours. At the beginning of the year, it estimated that 37,000 direct labor-hours would be required for the period’s estimated level of production. The company also estimated \$505,...
68. math

Julia is offered a job selling advertising for two different companies. Company A offers a base salary of \$30,000 per year plus a year-end bonus equal to 3% of her total sales. Company B offers a base salary of \$25,000 per year plus a year-end bonus equal to 5% of her total ...
69. HSM/220

You are the executive director of an established not-for-profit, community-based organization provider that offers high-quality educational, vocational, and training services to various segments of the local population. In response to the increasing dropout rate of high school...

According to a student project for statistics 250, the amount of money spent on texts per semester by the population of students at a small liberal arts college is normally distributed with a mean of \$426 and a standard deviation of \$54. Determine the percent of all samples of...
71. algebra II, Functions, Ratios, Proportions, and Lo

Please help me with this questions, i tried doing it by myself but they are too hard. so pleasssssssssssssssssssssssssssssssssseeee help me. 1. Shown here is the graph of which of the following equations? A. y = –x – 3 C. y = x – 3 B. y = 3 – x D. y = x + 3 2. Which of...
72. Math Algebra 1

For most people, buying a house is a great investment that can offer security in an uncertain world, but buying a house is also a commitment. Application Practice Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save ...
73. Math - Intro to Statistics (High School)

The average square footage in an apartment in a town is 1,800 square feet with a standard deviation of 120 square feet. The square footage is normally distributed. You randomly select 10 apartments in the town. What is the probability that the mean will be more than 1900 ...
74. Calculus

Calculate μ and σ, where σ is the standard deviation, defined by the following. σ^2 = integral between (−∞,∞) (x-μ)^2 p(x) dx The smaller the value of σ the more tightly clustered are the values of the random variable X about the...
75. Calculus

Calculate μ and σ, where σ is the standard deviation, defined by the following. σ^2 = integral between (−∞,∞) (x-μ)^2 p(x) dx The smaller the value of σ the more tightly clustered are the values of the random variable X about the...
76. accounting

Mr. and Mrs. Garcia have a total of \$ 100,000 to be invested in stocks, bonds, and a money market account.The stocks have a rate of return of 12%/ year, while the bonds and the money market account pay 8% and 4%/ year, respec-tively. They have stipulated that the amount ...
77. Statistics

The weight of a product is normally distributed with a standard deviation of .8 ounces. What should the average weight be if the production manager wants no more than 5% of the products to weigh more than 5.3 ounces?
78. stats

The weight of a product is normally distributed with a standard deviation of .8 ounces. What should the average weight be if the production manager wants no more than 1% of the products to weigh more than 7.3 ounces?
79. Comparing Data

-------------------------------------------------------------------------------- • Give a table extrapolating potential capacity using 1,000 households as a standard unit. o Using 3 hour window as the measurement tool o Using 7 hour window as the measurement tool o Include a...
80. Math

The management of Gibraltar Brokerage Services anticipates a capital expenditure of \$27,000 in 3 yr for the purpose of purchasing new computers and has decided to set up a sinking fund to finance this purchase. If the fund earns interest at the rate of 9%/year compounded ...
81. basic programming principles

Do the planning and write an algorithm for the following questions. Each problem contain a do loop. When planning your algorithm, decide which type of loop will be best suited to solving the particular problem (pre-test or post-test). If the problem contain a decision to be ...
82. Statistics

Ticket sales for opening night of a movie have a mean of \$2100 with a standard deviation of \$450. Assume these ticket sales follow a normal distribution. If a movie is selected randomly, what is the probability that opening night ticket sales are more than \$1620?
83. statistics

The average gasoline price of one of the major oil companies has been \$3.20 per gallon. Because of cost reduction measures, it is believed that there has been a significant reduction in the average price. In order to test this belief, we randomly selected a sample of 36 of the...

Your statistics instructor wants you to determine a confindence interval estimate for the mean test score for the next exam. In the past, the test scores have been normally distributed with a mean of 74.2 and a standard deviation of 30.9. A 95% confidence interval estimate if ...
85. Financial Mathmatics

what would be the rate of return on a security with standard deviation of 5% if the risk free rate of interest is 4% and the price of total risk is 0.5?
86. Math for educators

The length of time it takes college students to find a parking spot in the library parking lot follows a normal distribution with a mean of 5.5 minutes and a standard deviation of 1 minute. Find the probability that a randomly selected college student will take between 4.0 and...
87. Calculus

The number of people expected to have a disease in t years is given by y(t) = A.3^(t/a) (i) If now (year 2016) the number of people having the disease is 1000, find the value of A. (ii) How many people are expected to have the disease in five years? (iii) When are 100,000 ...
88. Calculus

The number of people expected to have a disease in t years is given by y(t)=A•3^(t/4) i) if now year(2016) the number of people having disease is 1000, find the value of A? ii) how many people expected to have the disease in five years? iii) when are 100,000 people expected ...
89. Calculus

The number of people expected to have a disease in t years is given by y(t) = A.3^(t/a) (i) If now (year 2016) the number of people having the disease is 1000, find the value of A. (ii) How many people are expected to have the disease in five years? (iii) When are 100,000 ...
90. math

hey i asked for help with accounting with a question i saw the same question at this site but when i click it it doesnt work is there anyway you can check it for me then what they posted there you can copy and post it here for me).my question was Tracy Migre, a certified ...
91. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: What percent of people would have an IQ score above 116.
92. Statistics

Some IQ scores are standardized with a mean of 100 and a standard deviation of 16. Using the 68-95-99.7 Rule, Determine: What percent of people would have an IQ score of at least 132.
93. algebra 1

Which statistical method best represents this set of data? 1,2,5,2,3,7,300,5,3,3 a.mean b.median c.mode d.standard deviation I'm pretty sure it's B or C, but they are both the same number.
94. stats

Some IQ tests are standardized to a Normal model with a mean of 100 and a standard deviation of 16. About what percent of people should have IQ scores above 116?
95. Maths

5. Compute the two regression equations on the basis of the following data: X Y Mean 40 45 Standard Deviation 10 9 Given that the coefficient of correlation between X & Y is 0.50. Also estimate the value of Y for X=48?
96. statistics

a teacher decides to fail 25% of the class.Examination marks are roughly normally distributed w/a mean of 72 & standard deviation of 6. what mark must a student make to pass?
97. Math

The purchases made by customers at a convenience store are normally distributed, with a mean of \$5.50 and a standard deviation of \$3.50. What is the probability that a randomly chosen customer makes a purchase between \$2.00 and \$9.00?
98. Math

The purchases made by customers at a convenience store are normally distributed, with a mean of \$5.50 and a standard deviation of \$3.50. What is the probability that a randomly chosen customer makes a purchase between \$2.00 and \$9.00?
99. statistics

In a distribution of sentence lengths in months like the following: 6, 12, 10, 18, 24, 360; which statistic would a researcher not want to report? a. standard deviation b. mean c. range d. raw numbers
100. Math

a random sample of 28 patients across the country had an average cost of 5250 with a standard deviation of 629.at a= 0.025 can it be concluded that the mean is less than 5400