(Answered) A random sample of the closing stock prices in dollars for

Economics

A random sample of the closing stock prices in dollars for a company in a recent year is listed below. Assume that sigma σ is ?$2.59. Construct the 90?% and 99?% confidence intervals for the population mean. Interpret the results and compare the widths of the confidence intervals.

19.82 22.86 20.72 18.71 16.06 22.99 17.09 21.85

15.07 15.25 21.89 19.49 16.44 22.49 17.18 17.58

(1) The? 90% confidence interval is?

(2) The? 99% confidence interval is?

(3) Which statement below interprets the results? correctly?

(4) Which interval is? wider?

View complete question

Business Economics, Economics

Category:- Business Economics
Reference No.:- M93123399
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Business Economics

A cartel is branch of an oligopoly there are still a

A cartel is branch of an oligopoly. There are still a handful of large firms and many smaller firms. For instance, the diamond industry and the petroleum industries are examples are oligopolies. However, the main differe ...

Assume that the car lot contains 35 percent lincolns 35

Assume that the car lot contains 35 percent Lincolns, 35 percent Jaguars, and 30 percent BMWs. Of the Lincolns, 90 percent have navigation systems, 60 percent of the Jaguars have navigation systems, and 40 percent of the ...

First two questionsdemand qdnbsp 175-5psupplyqsnbsp 1923p -

First two questions, Demand: Q d = 175-.5*P Supply:Q S = 1.923*P - 163.462 There is a $50 unit tax on the supplier side. what is the new equilibrium price? I know the new price is 179, looking for the formula explainin ...

Tom works for a fruit company and found that the weights of

Tom works for a fruit company and found that the weights of pineapples are normally distributed with mean = 500 grams and standard deviation = 100 grams. a. If he randomly chooses 16 pineapples and measures their weights ...

In a survey of first graders their mean height was 499

In a survey of first graders, their mean height was 49.9 inches with a standard deviation of 3.15 inches. Assuming the heights are normally distributed, what height represents the first quartile of these students?

Toms income is 480and he spends it on two goods x and y his

Tom's income is $480and he spends it on two goods, X and Y. His utility function is U = XY. Both X and Y sells for $8 per unit. a. Use lagrangian function to calculate Tom's utility-maximizing purchases of X and Y. b. I ...

Consider a banking model with delegated monitoring markets

Consider a banking model with delegated monitoring. Markets are perfectly competitive. There is a large number of borrowers who lack the funds and a large number of lenders who have the funds. Each lender has 10 goods to ...

Discuss how organizations can use their private power for

Discuss how organizations can use their "private power for public good"?

Research research and sample 5000 household concerning tv

Research research and Sample 5000 household concerning TV shows they watch. Based on the sample 18% reported watching 60 Minutes. What is the 95% confidence interval for the proportion of all Americans that watch 60 minu ...

1 under what circumstances is it advantageous for a company

1. Under what circumstances is it advantageous for a company competing in foreign markets to concentrate its value chain activities in a select few locations? Under what circumstances is it advantageous for a company com ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Business Economics Expert