A conservative investor would like to invest some money in a bond fund. The investor is concerned about the safety of her principal (the original moneyinvested). Colonial Funds claims to have a bond fund which has maintained a consistent share price of $7. They claim that this share price has not varied bymore than $0.25 on average since its inception. To test this claim, the investor randomly selects 25 days during the last year and determines the share pricefor the bond fund. The average share price of the sample is $7 with a standard deviation of $0.35.Construct a 90% confidence interval for the standard deviation of the share price of the bond fund. Round your answer to four decimal places.

Given that, The degree of freedom is,

Answered: A conservative investor would like to…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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4. The mall is holding a 30% off sale. Jose saved $15 off an Among Us Sweatshirt. How much was the Sweatshirt originally?
1. Calculate the ROI of an investment that you purchased at $5,300 and sold at $7,200. Round to the nearest hundredths. 2. What is the ROI of your mutual funds that you buy at $35,900 and sell at $42,900? Round to the nearest hundredths. 3. You purchase 12 shares of Nike Inc. stock at $112.40 You sell all the shares at $133.62, what is your ROI? Round to the nearest hundredths.
1. You paid a total of $1668.93 when you purchased a TV. If the sales tax was 7% and you paid a delivery charge of $65, what was the actual price of the TV? 2. You invested money into a mutual fund a year ago. The fund decreased in value by 12%, resulting a balance today of $954. What amount did you initially invested?
A man holds a note of $6,000 that has an interest rate of 15% annually. The note was made on March 18 and is due November 11. He sells the note to a bank on June 12 at a discount rate of 14% annually. Find the proceeds on the third-party discount note. (Use the banker's rule.)
4. A grocery store in Quiapo sells a 5% - kilo sweet ham for P1,320.00 while another grocery store in Quinta Market sells a 6-kilo ham of the same quality for P 1,410. a. Which store sells harm at a lower price? b. By how much?
The government is attempting to determine whetherimmigrants should be tested for a contagious disease. Let’sassume that the decision will be made on a financial basis.Assume that each immigrant who is allowed into the countryand has the disease costs the United States $100,000, andeach immigrant who enters and does not have the diseasewill contribute $10,000 to the national economy. Assumethat 10% of all potential immigrants have the disease. Thegovernment may admit all immigrants, admit no immigrants,or test immigrants for the disease before determiningwhether they should be admitted. It costs $100 to test aperson for the disease; the test result is either positive ornegative. If the test result is positive, the person definitelyhas the disease. However, 20% of all people who do havethe disease test negative. A person who does not have thedisease always tests negative. The government’s goal is tomaximize (per potential immigrant) expected benefits minusexpected costs. Use a decision…
Question # 4: * The lunch meat Mrs. Sanchez bought is listed on the sales receipt below. Lunch Meat Quantity Price Paid turkey 10 oz $2.29 ham 32 oz $4.99 salami 24 oz $4.25 roast beef 16 oz $2.99 Which lunch meat was the least expensive per ounce? Choose Question # 5: * A club has 800 members. 100 of the members were randomly picked and were asked if the dues should be raised. • 6 of the members said that dues should be raised.

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