IntestingthehypothesesHл=0.40, H:л>0.40, at 5 % level ofsignificance. if the sample proportion is 0.45 and thesample size is 49; which one of the followingstatements is incorrect?O A. A one-tail is used.B. The standard error is 0.0070C. The test statistic is 0.7143D. p-value is 0.2389

Here given , Testing the hypothesis , H0 : π = 0.40H1 : π > 0.40 Here given test is right tail…

Answered: sample size is 49; which one 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

The dean at a large college wants to determine the average SAT scores for students who apply from New York. She surveyed 80 students from New York and discovered a mean SAT score of 1,512. Which of the statements below represent the statistic and the sample, respectively, of the survey? I. The mean SAT score of all students from New YorkII. The mean SAT score of 80 students from New YorkIII. The 80 students who apply to the college from New YorkIV. All students who apply to the college from New York a Statements I and II b Statements II and III c Statements I and IV d Statements II and IV
Find the degrees of freedom needed for a test of independence. Male Female Voted 12 15 Did not vote 7 2 Decline to state 9 7
Rachel Green, a fashion buyer at Ralph Lauren, wanted to know which seasonal clothing line Ralph Lauren customers prefer. She randomly selected 200 Ralph Lauren customers to survey about their seasonal preferences. She asked the following question: "Which seasonal clothing line is your favorite: spring, summer, fall, or winter?" The results were as follows: Spring: 10 Summer: 11 Fall: 149 Winter: 20 Based ONLY on this information (do not try to infer anything else!), answer the following questions. Did sampling bias occur? Why or why not? Did response bias occur? Why or why not? Did nonresponse bias occur? Why or why not?
A group of 499 students were surveyed about the courses they were taking at their college with the following results:228 students said they were taking Math.213 students said they were taking English.237 students said they were taking History.61 students said they were taking Math and English.84 students said they were taking Math and History.74 students said they were taking English and History.17 students said they were taking all three courses.How many students took Math, English, or History ?
A survey of 67 people in Kansas City gave the following results: 20 were fans of the Kansas City chiefs 37 were fans of the Kansas City Royals 39 were fans of the Sporting Kansas City 16 were fans of the Chiefs and Royals 8 were fans of the Chiefs and Sporting KC 21 were fans of the Royals and Sporting KC 9 were fans of none of the teams How many people were fans of the Chiefs or Royals but not Sporting KC?
Cont. Comes up 3 followed by a head and then a tail on the coin, construct a trace diagram to show the 18 elements of the sample space S.
Suppose you are the president of the student government. You wish to conduct a survey to determine the student body's opinion regarding student services. The administration provides you with a list of the names and phone numbers of thE 731 registered students. Obtain this sample using the portion of the random number table provided in the problem statement. Start with the first column of the first row and work down each column. Type the numbers corresponding to the students chosen. enter your response here (Use a comma to separate answers as needed.) random number table 90279, 9589802995, 4831398541, 7094488592, 7953872868, 2655418909, 2433671255, 7867063390, 9301465701, 1124677814, 33522
There are 160 questions on a test, and they are all multiple choice questions with four possible answers. For each question, only one answer is correct. Find the mean number of correct answers for someone who make random guesses for all of the questions.
The sum of the Female category represents the number of _____ surveyed. ?
A survey of freshmen revealed the following information: •24 signed up for a math class. • 28 signed up for a biology class. •20 signed up for both biology and math. •2 signed up for neither biology nor math. How many freshmen in total were surveyed? 0 34 O Not enough information were given. O 54 O 74

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

sample size is 49; which one of the following statements is incorrect?