Only typed Answer Consider the following set of ordered pairs.517 54716a) Construct a 90% confidence interval for an average value of y given that x = 6.b) Construct a 90 % prediction interval for y given that x = 6.Click the icon to view a partial table of critical values of the t-distribution.xy4524a) Construct a 90% confidence interval for an average value of y given that x = 6.UCL =LCL =(Round to two decimal places as needed.)

Answered: Consider the following set of ordered…

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

A sample of n = 16 scores has a mean of M = 58 with SS = 960. Use the sample to construct the 90% confidence interval for µ.
In exercise 7, the data on y = annual sales ($1000s) for new customer accounts andx = number of years of experience for a sample of 10 salespersons provided the estimatedregression equation yˆ = 80 + 4x. For these data x = 7, o(xi − x)2 = 142, and s = 4.6098.a. Develop a 95% confidence interval for the mean annual sales for all salespersons withnine years of experience.b. The company is considering hiring Tom Smart, a salesperson with nine years of experience.Develop a 95% prediction interval of annual sales for Tom Smart.c. Discuss the differences in your answers to parts (a) and (b).
Develop a 95% confidence interval for the population slope if the followingregression information are given: b1= 41.7, p-value = 0.02, and n = 35.
Given two independent samples, with sample sizes n1 = 35 and n2 = 30 and their respective sample means x̄1 = 20 and x̄2 = 22, with standard deviations s1 = 3 and s2 = 4, find the 95% confidence interval for the difference in means (x̄1 - x̄2) using a two-sample t-test.
(c) An epidemiologist is worried about the ever increasing trend of malaria in a certain locality and wants to estimate the proportion of people infected in the peak malaria transmission period. If he takes a random sample of 150 people in that locality during the peak transmission period and finds that 60 of them are positive for malaria, find i. 99% confidence interval for the proportion of the whole infected people in that locality during the peak malaria transmission period.
a) Find right side tail for t = 2.447 and sample size 7 b) Find level of confidence interval for t = 2.447 and sample size 7 c) Find level of confidence interval for t = 1.725, sample size 21
A random sample of 12 hollyhock plants grown from the seed in a particular packet wastaken, and the height of each plant was measured, in m. The results are summarized by∑ ?ᵢ = 28.43, ∑ ?ᵢ² = 88.4704.Making a suitable assumption about the distribution of heights, which should be stated, find a90% confidence interval of the form of(?, ?), for the mean height of hollyhock plants grownfrom that packet.
Construct a 90% confidence interval for the true average cost of a 75 000 kilometre car service in Randburg, if it was found that a sample of 85 different service centres in the area charged an average of R2 180 for such a service. Assume a population standard deviation of R181.25.
Construct a 95% confidence interval of the difference in proportion of inside salespersons between Low and High experience. Observation Salary (AED) Position Experience 1 173154 Inside Low 2 145863 Inside Low 3 166896 Inside Low 4 155844 Inside Low 5 160392 Inside Low 6 158499 Inside Low 7 167877 Inside Low 8 191397 Inside Low 9 162366 Inside Low 10 176442 Inside Low 11 177828 Inside Low 12 170970 Inside Low 13 169383 Inside Low 14 148266 Inside Low 15 173010 Inside Low 16 156216 Inside Low 17 153357 Inside Low 18 169056 Inside Low 19 164673 Inside Low 20 160392 Inside Low 21 211545 Outside Low 22 186849 Outside Low 23 191568 Outside Low 24 206574 Outside Low 25 190434 Outside Low 26 192864 Outside Low 27 214035 Outside Low 28 196638 Outside Low 29 198072 Outside Low 30 183384 Outside Low 31 182979 Outside Low 32 183897 Outside Low 33 205680 Outside Low 34 201711 Outside Low 35 186675 Outside Low 36 188643…
Given the table wherein y=-102.7132+0.6054X1+8.9236X2+1.4374X3+0.00136X4Find the followingA.) Find the lower limit of the 95% confidence interval on the mean of Y when x1 = 75, x2 = 24, x3 = 90 , and x4 = 98 . B.) Find the upper limit of the 95% prediction interval on the power consumption when x1 = 75, x2 = 24, x3 = 90 , and x4 = 98 .C.) Determine the maximum value of the Cook's distances of the observations.D.) Determine the Cook's distance of the 9th observation.
Construct a 90% confidence interval for the true average cost of a 50000 kilometre car service in Sandton , if it was found that a sample of 20 different garages in the area charged an average of R1000 for a service. Assume a population standard deviation of R90.26
Find the critical value t/α2 needed to construct a confidence interval of the given level with the given sample size. Round the answers to three decimal places. a) For level 95% and sample size 7 b) For level 98% and sample size 12 c) For level 99% and sample size 27 d) For level 98% and sample size 14

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

Consider the following set of ordered pairs. x 5 1 y 4 7 a) Construct a 90% confidence interval for an average value of y given that x = 6. b) Construct a 90 % prediction interval for y given that x = 6. 4 2 5 4 75 16