Plz do confidence interval Your investrent advisor proposes a monthly lncomeSo schene which promises a Varkble.hicome eachMonih You uill investbt only If you are assured an averageMonthly incoge ofatleast bbo$. your advisar also tells you thatforthe pastci months, the schene hadin comes with an averageValue of 6s09 ond a' Stendard devlatio of Zodka) create a 90% Confidence Interval for the average nonthlyIncome Br this schene, (Rond to 4dechal places)b) Besed on this confdence Intrval, Stuldyouinvestin his schereTEXAS INSTRUMENTS TI-83

It is given that sample mean is 680 and the standard deviation is 70.

Answered: Your investment advisor proposesa…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

If n = 200 and ˆpp^ (p-hat) = 0.85, construct a 95% confidence interval.Give your answers to three decimals ____< p <_____
total plasma volume is important in determining the required plasma component in blood replacement therapy for personal growth and surgery plasma volume is influenced by the overall health and physical activity of an individual suppose that a random sample 50 male firefighters are tested in that they have a plasma volume sample mean of x=37.5 ml/kg assume thqy o=7.720 ml/kg for the distribution of blood plasmaFind a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? lower limit? Upper limit?
Mein commute time in Atlanta, in minutes, using the data in CommuteAtlanta with n = 500, x bar = 29.11, and s = 20.72 1) what is the lower bound for this confidence interval? (x bar 1 = mean fluoride concentration in women given fluoridated water and x bar 2 = mean fluoride concentration in women given non fluoridated water) 2) the upper bound for this confidence interval (x bar 1 = mean fluoride concentration in women given fluoridated water and x bar 2 = mean fluoride concentration in women given non fluoridated water)
Create a confidence interval for a population mean from a sample of size 61 with sample mean ¯x = 5.1 if the margin of error is know to be $0.61. ( , ) [three decimal accuracy] [three decimal accuracy]
total plasma volume is important in determining the required plasma component in blood replacement therapy for personal growth and surgery plasma volume is influenced by the overall health and physical activity of an individual suppose that a random sample 43 male firefighters are tested in that they have a plasma volume sample mean of x=37.5 ml/kg assume thqy o=7.20 ml/kg for the distribution of blood plasma Find a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? Lower limit? Upper limit? Round to two decimal places
You want to examine the effectiveness of a new tutoring program at SWC. A sample of n=9 stats students is used to evaluate t. Each students grade point average is recorded before the program and after the program. The average GPA improved by Mp=0.60 points with s^2 =0.09. the researcher would like to use the sample to estimate how much effect the workshop would have for the entire college population. Which of the following is the 80% confidence interval for these data? A. μD=0.60 + 0.10(1.397) B. μD=0.60 + 0.09(1.860) C. μD=0.60 + 0.01(1.397) D. μD =0.60 + 0.10(1.860)
Urgent
Use the given confidence interval to find the point estimate ?̂p^. 0.14<?<0.84
If n=570 and ^p(p-hat) =0.5, construct a 99 percent confidence interval. In order to use technology, you need to compute the number of successes: x=n*p^ ________<p>________
A Sample of 150 bulbs of manufacturer A lifebime of I400 hours with a Standard deviabion 120 hours A sample OF 200 bulbs OF manufa- cturegr B had a mean lifebime Of 1200 hours hed a mean With a Sbandard deviotion of 80 hours. DeLermine Gend confidence interval for th G dif- between the two populabions. しhc 997. ference
Confidence interval
Setting the confidence level at 90\% instead of 95% decreases the sample size decreases the width of the confidence interval increases the width of the confidence interval increases the sample size

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS