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Create 95% confidence interval for population mean time using the standard deviation of 0.05 minutes. Which confidence interval is wider? Describe.
Determine minimum sample size needed, using prior study which found that 32% of respondents said they have high-speed Internet access. ii) No preliminary estimate is available.
Determine mean and median of coffee content again. Which measure of central tendency, mean or themedian was affected more by data entry error?
Find minimum sample size required to create 90% confidence interval for population mean. Suppose poplulation standard deviation is .25 inch.
Functions In Fantasy Island the individual pays 10% tax on gross annual income not exceeding $200,000. Find annual tax liability function T(x) for the income earner in Fantasy Island.
When Sally jumps off bridge, cord's elasticity is not being used. Due to freefall only and neglecting wind resistance, find velocity at moment when cord first has tension?
The office party is to have as part of its decorations 10 ceiling-to-floor vertical strips of colored paper bunting hanging side-by-side on the wall.
Assume also that price 1 month from today has the normal distribution with mean =940 and standard deviation =15. Determine probability that price in 1 month will be at least 950/Ounce.
They expect this equipment to make cash flows of $744,942, $794,040, $937,625, $1,044,981, $1,221,815, and $1,247,173 over next 6 years. If suitable discount rate is 15%, determine NPV of the invest
Assume that sample was randomly selected from the population with mean µ and standard deviation? Write the point estimate for µ and determine standard error of estimate.
If he drives, then he reaches home by 6:30 P.M. 51% of the time. If Bill reaches home by 6:30 P.M., find probability that he drove to work?
Profit for every big shelf is $85 and for every medium shelf is $75. To maximize profit, find how many big shelves (B) and find how many medium shelves (M) must be bought?
Find total FUTA and SUTA taxes for payroll? Company's SUTA rate is 5.4% and FUTA rate is given as 6.2% less 5.4% SUTA credit.
It costs $32 to insure $1000 worth of jewelry or $44.50 to insure $3500 worth of jewelry. Determine fixed amount to insure jewelry.
Alex purchased 144 bagels for $80. His profit was $75 once he has sold 100 bagels. Which equation represents Alex's profit P, as the function of number sold n?
Use Black-Scholes Option Pricing Model to determine price of options. Determine d1 = ln(S/X) + (r+theta2/2)T all over theta SQRT (T) and d2 = d1 - theta SQRT (T).
Explain how solutions appear to behave as t increases and how behavior depends on initial value y0 when t=0. y' = ty(3-y).
The ball with mass 0.15 kg is thrown upward with initial velocity 20 m/s from roof of the building 30 m high. Determine maximum height above ground that ball reaches.
What is important about concept of zero beyond its use as place holder? Find significance of using the particular symbol to represent the absence of quantity?
Determine payoff schedule for call option using the following stock prices, S, and draw the graph of payoff schedule. S = 10,15,20,25,30
Define the variables and set up system of equations which would solve the problem. Boeing 777s seat 300 passengers and are priced at $160 million, Boeing 747s seat 400 passengers and are priced at $20
The financial statements of Melton Manufacturing Company reports net sales of $300,000 and accounts receivable of $50,000 and $30,000 at starting of year and end of year, respectively.
Illustrate that if m = u/v is rational number in D then Q_{m} will be rational point of form (a/c, b/c) with a >= b. Determine the formula for each of numbers a, b, c in terms of m.
Determine (i) average number of computers waiting for adjustments? (ii) average number of computers not in working order? (iii) probability system is empty? (iv) average time in quere? (v) average t
The point (x, y) is the integer ponit on the unit cirlce of x and y are integers with x^2 + y^2 = 1. The point is rational point if x and y are rational numbers satisfying with x^2 + y^2 = 1.