Determine the limits of the 75% confidence interval for ?, given that n = 90; x = 50; and ? = 12. ____________________ to ____________________
Fill in the blank(s) with correct word
48.5; 51.5
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Indicate whether the statement is true or false
An assembly line to be balanced has six tasks in precedence. The task times are shown in the following table. Based on demand forecasts, the output rate has to be 160 units per day. The line operates 8 hours a day. Compute the balance efficiency E.
a. 93%
b. 87%
c. 80%
d. 100%
The Raisin Division of Trail Mix Foods, Incorporated had the following operating results last year: Sales (150,000 pounds of raisins)$60,000 Variable expenses 37,500 Contribution margin 22,500 Fixed expenses 12,000 Profit$10,500 Raisin expects identical operating results this year.Assume that the Raisin Division is currently operating at its capacity of 150,000 pounds of raisins. Also assume that the Peanut Division wants to purchase an additional 20,000 pounds of raisins from the Raisin Division. Under these conditions, what amount per pound of raisins would the Raisin Division have to charge the Peanut Division in order to maintain its current profit?
A. $0.25 per pound. B. $0.08 per pound. C. $0.15 per pound. D. $0.40 per pound.
What is the expected rate of return on a portfolio 18% of which is invested in an S&P 500 Index fund, 65% in a technology fund, and 17% in Treasury Bills. The expected rate of return is 11% on the S&P Index fund,
14% on the technology fund and 2% on the Treasury Bills. A) 10.25% B) 8.33% C) 11.42% D) 9.00%