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?
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Math
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? 
MATH; STANDARD DEVIATION
suppose that prices of a certain model of new homes are normally distributed with a mean of $150,000 use 689599.7 rule to find the percentage of buyers who paid: between $150,000 and $152,000 if the standard deviation is $1200 
Statistics
In 2015, the average price of new homes in a certain suburb was $145,000. Assume that this mean is based on a random sample of 1000 new home sales and that the sample standard deviation is $24,000. Construct a 99% confidence interval for the 2002 mean price of all such homes. 
Statistics
In 2002, the average price of new homes in a certain suburb was $145,000. Assume that this mean is based on a random sample of 1000 new home sales and that the sample standard deviation is $24,000. Construct a 95% confidence interval for the 2002 mean price of all such homes 
****HELP**** STATISTIC
The table below shows the probability distribution of the types of food purchased by students from the school cafeteria. What is the probability a student has purchased Caesar salad? (2 points) 0.17 Suppose houses are available for purchase during construction of a new housing... 
Help Please Statistic
7. The table below shows the probability distribution of the types of food purchased by students from the school cafeteria. What is the probability a student has purchased Caesar salad? (2 points) 0.17 Suppose houses are available for purchase during construction of a new ... 
statistics
2. The results of a recent survey indicate that the average new car costs $23,000, with a standard deviation of $3,500. The price of cars is normally distributed. a. What is a Z score for a car with a price of $ 33,000? b. What is a Z score for a car with a price of $30,000? c... 
Research and Statistics
2. The results of a recent survey indicate that the average new car costs $23,000, with a standard deviation of $3,500. The price of cars is normally distributed. a. What is a Z score for a car with a price of $ 33,000? 9.415000 b. What is a Z score for a car with a price of $... 
healthcare fiancare
HINT: 6% X $1,000,000 – {20% X ($1,000,000 – (6% X $1,000,000))} = 6% X $1,000,000 – {20% X ($1,000,000  $60,000))}= 6% X $1,000,000  {20% X $940,000}= 6% X $1,000,000  $188,000 = $60,000  $ 188,000= $128,000 A) The interst due on a 10% loan of $1,000,000 at year ... 
statistics
2. The results of a recent survey indicate that the average new car costs $23,000, with a standard deviation of $3,500. The price of cars is normally distributed. a. What is a Z score for a car with a price of $ 33,000? 
Econ/statistics
The monthly earnings of teachers is normally distributed with a mean of $3,000 and the standard deviation of $250. We select a sample of 87 teachers. The sampling distribution of the sample mean has an expected value and standard deviation of: a.) 3,000 and 26.8 b.) 3,000 and ... 
Microeconomics
Am I calculating the Marginal Revenue when you get the quantity for the price of $6,000.00? I get zero? Is this right? Quantity=Q Price=P Total RevenueTR Fixed Cost=FC Margin CostMC Marginal Renenue=MR ___P_____Q______TR________MC____MR $8,0005,00040,000,000$1,000$8,000... 
math: 689599.7 rule
suppose that prices of a certain model of new homes are normally distributed with a mean of $150,000 use the rule to find the percentage of buyers who paid: between $150,000if the standard deviation is $1200 
Probability
Daily output of Marathon's Garyville, Lousiana, refinery is normally distributed with a mean of 232,000 barrels of crude oil per day with a standard deviation of 7,000 barrels. Find the probability of producing.. a. at least 232,000 barrels b. between 232,000 and 239,000 ... 
Algebra
The selling prices of houses in a city during one year were normally ditributed with a mean of $259,000 and a standard deviation of $15,000. Which of the following is closest to the percentage of the homes that had a selling Price between $244,000 and $289,000? a. 81.8% b. 47.... 
Math
Home Depot sells compact fluorescent lamps (CFLs) that have a mean life of 10,000 hours with a standard deviation of 1,000 hours. In an order of 8,000 lamps, how many can be expected to last 11,000 hours or longer? 
Statistics
Daily output of Marathon's Grayville, LA, Refinery is normally Distributed with a mean of 232,000 barrels of crude oil per day with a standard deviation of 7,000 barrels. a. what is the probability of producing at least 232,000 barrels? b. between 232,000 and 239,000 barrels? ... 
statistics
the monthly sales at a computer store have mean of $25,000 and a standard deviation of $4,000. profits are calculated by multiplying sales ny 30% and subtracting fixed cost of $60,000. find the mean and standard deviation of monthly profit 
Statistics
Daily output of Marathon’s Garyville, Lousiana, refinery is normally distributed with a mean of 232,000 barrels of crude oil per day with a standard deviation of 7,000 barrels. (a) What is the probability of producing at least 232,000 barrels? (b) Between 232,000 and 239,000... 
math
A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error of $10,000. Pilot studies suggest that the population standard deviation is $70,000. Estimate the minimum sample size needed to estimate the ... 
math
A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error of $10,000. Pilot studies suggest that the population standard deviation is $70,000. Estimate the minimum sample size needed to estimate the ... 
Economics
Given the following information calculate the Marginal Revenues. I am getting lost on the order because I know the formula is change in TR/change in Q. Q Price TR 60 26,000 (60x26K) = 1,560,000 70 22,000 (1,540,000) 80 18,000 (1,440,000) 90 14,000 (1,260,000) 100 10,000 (1,000... 
Math Help!
is 10 000 more than 881 462 is 1000 000 less than 2 183 486 is 1 000 000 more than 746 000 is 1 000 000 less than 624 327 207 
Finance
What is the projects initial outlay? Should the project be accepted why or why not? New Caledonia Problem 35% tax bracket 12% discount rate Cost of new plant $9,000,000.00 Shipping and $350,000.00 Sales: Year Sales 1 125,000 units 2 140,000 units 3 190,000 units 4 150,000 ... 
Math
Help on, what is this in word form. $10,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000. I need to know like 1 Million, trillion? 
math...Please help!!!!
This is a standard deviation question. I don't know much about standard deviation. Here it goes... Teachers making 30,000 to $60,000 the union is considering a $1,000 pay raise. A. Will the standard deviation change and the mean and the median stay the same? B. Will the mean ... 
Finance
A bank is willing to give you a Rs1,000,000 home mortgage at 12% interest, compounded semiannually. The loan will be amortised over 25 years, but the interest rate is fixed for only the first 5 years. What is the monthly mortgage payment for the first five years? Rs 1000,000... 
math
The data set represents the income levels of the members of a country club. Estimate the probability that a randomly selected member earns at least $98,000. 112,000 126,000 90,000 133,000 94,000 112,000 98,000 82,000 147,000 182,000 86,000 105,000 140,000 94,000 126,000 119,... 
statistics
The data set represents the income levels of the members of a country club. Estimate the probability that a randomly selected member earns at least $98,000. 112,000 126,000 90,000 133,000 94,000 112,000 98,000 82,000 147,000 182,000 86,000 105,000 140,000 94,000 126,000 119,... 
accounting
Assets Cash (Net Effect) $35,000 20,000 +15,000 A/R 33,000 14,000 +19,000 Merchandise Inventory 27,000 20,000 +7,000 PPE 60,000 78,000 18,000 Accumulated Depreciation (29,000) (24,000) ? Liabilities and Stockholder’s Equity Accounts payable 29,000 15,000 +14,000 Income ... 
math
Write the following number in standard form: 400,000,000+30,000,000,+1,000,000+200,000+5,000+600+1 
math
vickie earns $20,000 a year as a bookkeeper. if she receives a raise of 2%, how could her new total salary be represented? 1. 0.02($20,000) 2. $20,000/0.02 3. 0.02($20,000)+ 0.02 4. 0.02($20,000)+ $20,000 5. $20,000/0.02 + $20,000 
math
vickie earns $20,000 a year as a bookkeeper.if she receive a raise of 2%,how could her new total alary be represented? 1] 0.02[$ 20,000] 2] $20.000/0.02 3] 0.02[$ 20,000] + 0.02 4] 0.02[$ 20,000]+ $20,000 5] $20,0000.02 + $20,000 
math
vickie earns $20,000 a year as a bookkeeper.if she receive a raise of 2%,how could her new total salary be represented? 1] 0.02[$ 20,000] 2] $20.000/0.02 3] 0.02[$ 20,000] + 0.02 4] 0.02[$ 20,000]+ $20,000 5] $20,0000.02 + $20,000 
Math
The price of a home is $185,000. A down payment of 10% is required with 2 points at the time of closing. The home is financed over a 25 year period with a fixed rate of 4.5%. Find the monthly payment and total interest paid? 
Math
Would 72,060,964,765 look like the following in it's expanded form? 7X 10,000,000,000 + 2X 1,000,000,000 + 0X 100,000,000 + 6X 10,000,000 + 0X 1,000,000 + 9X 100,000 + 6X 10,000 + 4X 1,000 + 7X 100 + 6X 10 + 5X 1 been working on this for 1 hour! 
math
How do you write 400,000,000+30,000,000+1,000,000+200,000+5,000+600+1 in standard form 
Statistics
Information from the American Institute of Insurance indicates the mean amount of life insurance per household in the United States is $120,000. This distribution follows the normal distribution with a standard deviation of $38,000. (A) If we select a random sample of 58 ... 
Finance
Currently, there are 560,000 shares outstanding at $85 each. There will be 65,000 new shares offered at $84 each. Calculate each of the following: • The new market value of the company. • 560,000($85) + 65,000($60) • 47,600,000 + 3,900,000 • = $51,500,000 • The ... 
math
im in sixth grade and im confused with this question.there are 44,000 people living in salem.(16,000~workers :2,000~preschoolers : 13,000~students : 4,000~retirees : 8,000~homemakers : 1,000~unemployed) *what fraction of the population has jobs outside home? 
college algebra
Country CO2 Emissions (tons of carbon dioxide) 2012 population ￼ Emissions per Capita ￼ China 8,782,000,000 1,359,750,000 ￼ ￼ ￼ United States 5,144,000,000 316,597,000 ￼ ￼ India 2,185,000,000 1,233,460,000 ￼ Russia &#... 
math
Kofi and Ama both receive 50,000 dollars annually in the companies they work for. In Kofi's company, the mean annual salary of 60,000 dollars with a standard deviation of 5,000 dollars. Ama's company on the other hand has a mean annual salary of 35,000 with a standard ... 
Accounting
What is the total stockholders' equity based on the following account balances? Common Stock $450,000 PaidIn Capital in Excess of Par 90,000 Retained Earnings 190,000 Treasury Stock 10,000 Answer A.$740,000 B.$730,000 C.$720,000 D.$640,000 
ecomonics
I am trying to understand the math part of supply and demand . I am not getting it,I really need help! The question is: The demand and supply functions for sweatshirts are as follows: DEMAND Supply Quanity Quanity demanded(per period) supplied(/peri price__ price 1015,000... 
Math
What is the percent increase in the population for all six inhabited continents from 1950  2000? 1950 2000 N.America 221,000,000 305,000,000 S.America 111,000,000 515,000,000 Europe 392,000,000 510,000,000 Africa 229,000,000 889,000,000 Oceana 12,000,000 32,000,000 Antarct. 2... 
stats
The life of tires manufactured by Omega Tires Inc is believed to be normally distributed with a mean of 110,000 km and a standard deviation of 5,000 km. A random sample of 200 tires is tested . What is the problability of the mean life of this sample being between 109,000 and ... 
math
A government survey conducted to estimate the mean of houses in a metropolitan area is designed to have a margin of error of 10,000. Pilot studies suggest that the population standard deviation is 70,000. Estimate the minimum sample size needed to estimate the population mean ... 
Hard Math :(
2. What answer represents this number in scientific notation? 0.00000916 a. 916 x 10^8 b. 9.16 x 10^6 c. 916 x 10^8 d. 9.16 x 10^6 3. What is this number in standard form? 6.8 x 10^4 a. 5,750,000,000 b. 575,000,000,000 c. 0.00000000575 d. 0.575000000000 5. What is this ... 
Math: stats
Suppose that the starting salaries of female CFO have a mean of $56,000 and a standard deviation of $12,000. The starting salaries of male CFO have a mean of $50,000 and a standard deviation of $10,000. A random sample of 50 female CFO’s and a random sample of 40 male CFO’... 
math
2. What answer represents this number in scientific notation? 0.00000916 a. 916 x 10^8 b. 9.16 x 10^6 c. 916 x 10^8 d. 9.16 x 10^6 3. What is this number in standard form? 6.8 x 10^4 a. 5,750,000,000 b. 575,000,000,000 c. 0.00000000575 d. 0.575000000000 5. What is this ... 
math
2. What answer represents this number in scientific notation? 0.00000916 a. 916 x 10^8 b. 9.16 x 10^6 c. 916 x 10^8 d. 9.16 x 10^6 3. What is this number in standard form? 6.8 x 10^4 a. 5,750,000,000 b. 575,000,000,000 c. 0.00000000575 d. 0.575000000000 5. What is this ... 
Accounting
Maris Corporation acquired a patent on May 1, 2008. Maris paid cash of $25,000 to the seller. Legal fees of $1,000 were paid related to the acquisition. What amount should be debited to the patent account? $1,000 $24,000 $25,000 $26,000 
college
A contractor must pay a $40,000 penalty if construction of an expense home requires more than 16 weeks. He will receive a bonus of $10,000 if the home is completed within 8 weeks. Based on experience with this type of project, the contractor feels there is a 0.2 chance the ... 
Microeconomics
The following table indicates the prices various buyers are willing to pay for a Miata sports car: Buyer A Maximum price $50,000 Buyer B Maximum price $40,000 Buyer C Maximum price $30,000 Buyer D Maximum price $20,000 Buyer E Maximum price $10,000 The cost of producing the ... 
Math
Katy just brought a brandnew 2009 Toyota Camry Hybrid FOR $30,000. Her car was traded in for $16,000. What fraction of the purchase price was not covered by the tradein? 30,000 16,000 = $14,000.is the amount not covered. Can you tell me what method to use or how to change $... 
college/microeconomics
The following table indicates the prices various buyers are willing to pay for a Miata sports car: Buyer A Maximum price $50,000 Buyer B Maximum price $40,000 Buyer C Maximum price $30,000 Buyer D Maximum price $20,000 Buyer E Maximum price $10,000 The cost of producing the ... 
statstics
A real estate company is selling 32 houses. One of the houses costs $834,000, but in order to attract more buyers, the price is dropped to $819,000. By how much does this change the average price of the 32 houses? 
Statistics
A real estate company is selling 32 houses. One of the houses costs $834,000, but in order to attract more buyers, the price is dropped to $819,000. By how much does this change the average price of the 32 houses? 
Math
On March 31, 2009, Wolfson Corporation acquired all of the outstanding common stock of barney Corporation for $17,000,000 in cash. The book values and fair values of barney's assets and liabilities were as follows: Book value Fair value current assets $6,000,000 7,500,000 ... 
Math
The five sales people at Southwest Appliances earned commissions last year of $13,000, $22,000, $47,000, $15,000, and $24,000. Find the mean commission. 
finance
One yaer fom now, how much value creation is expected from the expansion? How much value is expected for stockholders? Bondholders? "Economic Growth " Probability W/O Expansion "With Expansion " "Total Without Expansion " "Total With Expansion " Low 0.3 $30,000,000 $33,000,000... 
accounting 100
The following items are taken from the financial statements of the Postal Service for the year ending December 31, 2014: Accounts payable $ 18,000 Accounts receivable 11,000 Accumulated depreciation – equipment 28,000 Advertising expense 21,000 Cash 15,000 Owner’s capital... 
Statistics NEEED YOUR HELP ASAP!!!!!!!!!!!!!!
The manufacturer of the X15 steelbelted radial truch tire claims that the mean mileage the tire can be driven before the tread wears out is 80,000 km. The standard deviation of the mileage is 8,000 km. The Crosset Truck Company bought 48 tires and found that the mean mileage... 
Accounts
From the following Balance Sheets of Sriramco, prepare (a) Statement of Changes in Working Capital, and (b) Funds Flow Statement: Balance Sheet of Sriramco as on 31st December… Assets Goodwill Land and Buildings Plant Investments Book Debts Stock Cash in hand and at Bank ... 
MAT201Basic Statistics
A dealership sold 15 cars last month. The purchase price of the cars, rounded to the nearest thousand, is represented in the table Purchase Price/# of cars sold $15,000 3 $20,000 4 $23,000 5 $25,000 2 $45,000 1 A.Find the mean and median B. Which measures best represents the ... 
accounting
how would the table of analysis be set up with these transactions: started business with $25,000 paid rent $2,000 purchased equipment $6,000 only paid 40% owes difference purchased food and beverage $4,000 paid 75% in cash owes difference cash sales $4,000 utility bill was ... 
Intermediate Accounting
Burr Corporation began operations on January 1, 2007, and at December 31, 2007, Burr had the following investment portfolio of marketable equity securities: In current assets In noncurrent assets Aggregate cost $185,000 $275,000 Aggregate market value 150,000 225,000 Net ... 
Statistics
If the average home cost $100,000, with a standard deviation of $15,000, what would a home on the 20th percentile rank cost? 
STATS
The top selling Red and Voss tire is rated 70,000 miles means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles and a standard deviation of 6,400. a. What is the probability that a tire ... 
accounting cash flow
Hi, i have a problem with my statement of cash flow, I did all the work but I just can not seem to find the "cash at beginning of year" part. Does anyone know how to calculate this? Here is the question: Ohio Enterprises was organized on January 1, 2010, with the investment of... 
Math
What was the percent increase in the mean population from 1950 to 2000? 1950  426,000,000 2000  1,046,500,000 DO I divide 426,000,000 by 1,046,500,000 which is 40.7%? No. First you find the difference in the mean population. Then you take the diiference and you divide it by ... 
statistic
one of the major U.S. tire makers wishes to review its warranty for their rainmaker tire. The warranty is for 40,000 miles. The tire company beleives that the tire actually lasts more than 40,000 miles. A sample of 49 tires reveales that the mean number of miles is 45,000 ... 
Accounting
Presented below are selected financial statement items for Rowe Corporation for December 31, 2012. Inventory $55,000 Cash paid to purchase equipment $30,000 Cash paid to suppliers 154,000 Equipment 40,000 Buildings 400,000 Revenues 200,000 Common stock 20,000 Cash received ... 
financial management
Using the following information, prepare a balance sheet for Midsize Corporation: Total Current Assets $11,800,000 Gross Fixed Assets $15,000,000 Cash ? Stockholders' Equity $6,450,000 Inventory $5,800,000 Accrued Expenses $600,000 Accounts payable $4,200,000 Notes Payable $3,... 
algebra
how do you make a stemandleaf plot for numbers like this: 24,000 28,000 26,000 32,000 30,000 41,000 27,000 22,000 26,000 33,000 
math
1. Number Sense: write three numbers that are greater than 1,543,000 and less than 1,544,000 2. Put the planets in order from the one closest to the sun to the one farthest from the sun. Earth 93,000,000 Jupiter 483,000,000 Mars 142,000,000 Mercury 36,000,000 Venus 67,000,000 
Financial Accounting
1. Post the following transactions of a restaurant to prepare the journal ledger and trial balance. Jan  2011 Transaction Amount 5 Started the business with cash 2,50,000 10 Deposited in the bank 50,000 15 Purchased tables and chairs 80,000 20 Purchased Freeze 30,000 ... 
please help
. If Healthy Foods has an annual interest expense of $10,000, calculate the degree of financial leverage at both 20,000 and 25,000 bags. 20,000 bags x $10 = 200,000  $10,000 = 190,000 – 80,000 = 110,000 25,000 bags x $10 = 250,000  $10,000 = 240,000 – 80,000 = 160,000 e... 
Finance/Accounting
I'm not sure how to work this oroblem. Can someone assist me. revenues of $230,000 and expenses, including income taxes, of $190,000. On December 31, 2005, Edgemont had assets of $350,000, liabilities of $80,000, and capital stock of $210,000. Edgemont paid a cash dividend of... 
chemistry
with would be more convenient? (A) burn 1 mole of carbon with 2 moles of sulfur and mesure the energy yield (B) burn 602,000,000,000,000,000,000,000 atoms of carbon with 1,204,000,,000,000,000,000,000,000 atoms of sulfur and measure the energy yield. 
accounting
40. The following items are taken from the financial statements of Pelatihan OSN Company for the year ending December 31, 2016: Accounts payable 18,000 Accounts receivable 11,000 Accumulated depreciation – equipment 28,000 Advertising expense 21,000 Cash 15,000 Pelatihan OSN... 
math
which numbers should you add to estimate the answer to this problem: 87,087 + 98.000  88,000+ 98,000 85,000+95,000  87,000 +98,000  80,000+ 90,000 thanks for your help! 
statistics
one of the major U.S. tire makers wishes to review its warranty for their rainmaker tire. The warranty is for 40,000 miles. The tire company beleives that the tire actually lasts more than 40,000 miles. A sample of 49 tires reveales that the mean number of miles is 45,000 ... 
Math
How do I write 90,000,000+5,000,000+900,000+60,000+200+80+5 in standard notation 
statistics
According to Advertising Age, the average base salary for women working as copywriters is $66,000. Assume that the salaries are normally distributed and that the standard deviation is $7,500. a. What is the probability of a woman receiving a salary between $60,000 and $75,000... 
Accounting
Janfer Book Store purchased a new automobile that cost $10,000, made a down payment of $3,000, and signed a note payable for the balance. The entry to record this transaction is: Cash 3,000.00 Note Payable7,000.00 Automobile 10,000.00 Cash 3,000.00 Automobile 3,000.00 ... 
Accounting
If fixed costs are $240,000, the unit selling price is $32, and the unit variable costs are $20, what are the old and new breakeven sales (units) if the unit selling price increases by $4? a. 12,000 units and 15,000 units b. 7,500 units and 6,667 units c. 20,000 units and 30,... 
Accounting
O' Hara Company began operations on December 1, 2011. Presented below is selected information related to O' Hara Company at December 31, 2011. Office Equipment ₤ 40,000; Utilities Expense ₤ 6,000; Cash 14,000; Accounts Receivable 27,000; Service Revenue 108,000; ... 
Math
How much will be the value of a house that was bought 9 years ago? X Y 0 100,000 1 105,000 2 107,000 3 110,000 4 115,000 5 120,000 6 123,000 7 126,000 8 ? 9 ? 10 ? 
Accounting
I need to enter the following into Journal Enteries a) Borrowed $12,000 cash on a shortterm note payable dates march 1, 2011 b) Purchased land for future buildings site, paid cash, $9,000. c) Earned $160,000 in Service Revenue for 2011, including 40,000 on credit and 120,000 ... 
fiance
Sonny owns $5,000 worth of High Risk Enterprises (HRE) stock. HRE has a standard deviation of 16 percent and a beta of 2.0. He wants to invest another $5,000 and create a $10,000 portfolio that is equally as risky as the overall market. Which one of the following will ... 
Math
Sonny owns $5,000 worth of High Risk Enterprises (HRE) stock. HRE has a standard deviation of 16 percent and a beta of 2.0. He wants to invest another $5,000 and create a $10,000 portfolio that is equally as risky as the overall market. Which one of the following will ... 
Investing
Sonny owns $5,000 worth of High Risk Enterprises (HRE) stock. HRE has a standard deviation of 16 percent and a beta of 2.0. He wants to invest another $5,000 and create a $10,000 portfolio that is equally as risky as the overall market. Which one of the following will ... 
Math please explian
You are the manager of The Candle Shop using the FIFO method of inventory pricing, what is the dollar value of the ending inventory if there were 17,000 units on hand Dec 31 Jan 1 5,000 @ $0.89 Feb15 10,000 @ $0 69 April 15 2,000 @$1.09 July 15 4,000 $0.99 Oct 15 1,000 1.19 ... 
Math
20,000 to the fifth power equals what? The problem would be 20,000 x 20,000 x 20,000 x 20,000 x 20,000 which equals: 320,000,000,000,000,000,000 
statistics
FB: Attendance at a university's basketball games follows a Normal distribution with mean ì = 8,000 and standard deviation ó = 1,000. 60% of all games will have more than _______ people in attendance. 
math
A market research company conducted a survey to find the level of affluence in a city. They defined the category "affluence" for males earning $100,000 or more annually and for females earning $80,000 or more annually. Out of 267 persons who replied to their survey, 32 are ... 
Math
Using the following cash flows for projects A and B, use payback period, discounted payback period, NPV, IRR, and MIRR to see if these are good projects or not. > Project A: (283,000); 46,000; 89,000; 104,000; 123,000; 187,000; and 72,000 > Project B: (318,000); 72,000; ... 
stats:find the mean
please help! i know exactly how to find the mean but i am having a problem finding the midpoints. couldn't get them right :( salary employees 5,001 10,000 == 16 10,00115,000 == 15 1500120,000 == 11 20,00125,000 == 15 25,00130,000 == 23 
algebra
For a specific type of machine part being produced, the diameter is normally distributed, with a mean of 15.000 cm and a standard deviation of 0.030 cm. Machine parts with a diameter more than 2 standard deviations away from the mean are rejected. If 15,000 machine parts are ...