C. Test the internal consistency of the given covariance derived from the questionnaire used forpilot testing.Ne0 + (N – 1)cQ2QI1.153Q3.620Q4.789Q5.431Q6.587Q1 CovarianceQ2 CovarianceQ3 CovarianceQ4 CovarianceQ5 CovarianceQ6 Covariance.478.4781.729.448.721.367.515.620.4481.067.920.811.905.123.789.721.9201.555.678.431367.811.6781.690.911.911.587.515.905.1231.6781. Calculate the coefficient of reliability or consistency of the given covariance.2. Identify the alpha reliability coefficient of the four items.3. Interpret the internal consistency (reliability).

Answered: C. Test the internal consistency of the…

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 beverage company surveyed 310 customers about their favorite type of weather and preferred beverage. The results are displayed in the table. Water Coffee Tea Soft Drink Sunny 28 44 16 36 Stormy 14 22 18 8 Snowy 21 21 33 12 27 Cloudy 7 11 9 4 Is preferring water independent of favoring snowy weather? Justify mathematically. Yes, because 0.068 = (0.226)(0.300) Yes, because 0.021 (0.226)(0.300) No, because 0.068 = (0.226)(0.300) No, because 0.021 # (0.226)(0.300)
(b) x = 25.1 Find the value of the test statistic. Find the p-value. p-value - State your concluslon. O Reject Ho. There is sufficient evidence to conclude that u z 22. Reject Hg. There is insufficient evidence to conclude that u = 22. O Do not reject Ho. There is insufficient evidence to conclude that u + 22. O Do not reject Ho: There is sufficient evidence to conclude that u + 22. (c) x = 21 Find the value of the test statistlc. Find the p-value. p-value = State your conclusion. O Reject Ho. There Is sufficlent evidence to conclude that u + 22. O Reject Hg. There is insufficient evidence to conclude that u + 22. O Do not reject Ho- There is insufficient evidence to conclude that pu + 22. O Do not reject Hp. There is sufficient evidence to conclude that u + 22.
The average time in years to get an undergraduate degree in statistics was compared for meals and females. Random sample of 200 male statistics majors and 200 female statistics majors were taken. Choose the appropriate parameter(s) for this situation. [Hint: The parameter(s) to be used in your hypothesis]. O A. P1-P2 O B. H1-H2 O C. None of these O D. p O E. u
Normally only about 19% of people who try to quit smoking succeed, but sellers of a motivational tape claim that listening to their recorded messages can help people quit (i.e., more than 19% of the people who use the tapes will successfully quit). Let p represents the percentage of people who have listened to the recorded messages and have successfully quit. Match the appropriate null and alternative hypotheses, based on the sellers' claim. H,: p = 0.19 p> 0.19 p2 0.19 ps 0.19 p 0.19 p2 0.19 ps 0.19 p < 0.19 Op- 0.19 Do you consider a Type I or Type Il error a more serious mistake here? Why? Your answer should make it clear what Type I and Il errors are in this context.
Plz help asap t2
Using the below table: A1 A2 B1 0.4 0.3 B2 0.2 0.1 Compute P(A1 or B1). Compute P(A1 or B2). Calculate the marginal probabilities from the following table of joint probabilities. Determine P(A1 | B1). Determine P(A2 | B1). Did your answers to parts (a) and (b) sum to 1? Is this a coincidence? Explain. Calculate P(A1 | B2). Calculate P(A2 | B1). Are the events independent? Explain
Consider the following scenario: • Let P(C) = 0.3• Let P(D) = 0.8• Let P(C|D) = 0.3 A. P(C AND D) = [ Select ] ["0.30", "0.24", "0.26", "0.11"] B. Are C and D Mutually Exclusive? [ Select ] ["No, they are not Mutually Exclusive.", "Yes, they are Mutually Exclusive."] C. Are C and D independent events?[ Select ]["No, they are Dependent.", "Yes, they are Independent."] D. P(C OR D) = [ Select ] ["0.92", "0.86", "0.60", "1.1"] E. P(D|C) = [ Select ]["0.30", "0.95", "0.24", "0.80"]
Researchers are interested in whether the presence of another person influences one’s level of self-reported stress when performing a public speaking tasks. Participants performed the public speaking task on three different occasions. Once in the presence of a friend who provided support, another time in the presence of a stranger who provided support, and a third time alone, without any support
1st Class 2nd Class 3rd Class Perished 117 163 526 Survived 187 112 186 Total 304 275 712 The table contains data on the survival numbers for passengers by known ticket class for the RMS Titanic when it sunk. Does this data suggest that ticket class and survivability were dependent using α = 0.01?
Which type of t-test is best for the following variables:(a) Test scores of Section A51 at start of Semester (b) Test scores of Section A51 at end of Semester Paired Samples t-test Independent Samples t-test None. The variables are both discrete. None. The variables are both continuous. 8

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

C. Test the internal consistency of the given covariance derived from the questionnaire used fo pilot testing. Ne 0 + (N – 1)c