Statistics

Feb 3rd, 2012
Studypool Tutor
Price: \$10 USD

Tutor description

Question and answers are attached on statistics , the answers are 100% correct , there is fully detailed of the answers so please have a look on it .

Word Count: 587
Showing Page: 1/3
1. The manager of a paint supply store wants to determine whether the mean amount of paint contained in 1-gallon cans purchased from a nationally known manufacturer actually is 1 gallon. It is known from the manufacturer's specifications that the standard deviation of the amount of paint is equal to 0.02 gallon. A random sample of 50 cans is selected, and the mean of the amount of paint per 1-gallon can is found to be .995 gallon.a. Is there evidence that the mean amount is different from 1.0 gallon (use a=0.01)?b. Compare the p-value and interpret its meaning.c. Construct a 99% confidence interval estimate of the population mean amount of paint.d. Compare the results of (a) and (c). What conclusions do you reach?(a)n = 50 ? = 1 s = 0.02 x-bar = 0.995 (1) Formulate the hypotheses: Ho: ? = 1 Ha: ? ? 1 (2) Decide the test statistic and the leve

Review from student

Studypool Student
" Goes above and beyond expectations ! "

1828 tutors are online

Other Documents

02/03/2012
02/03/2012
02/03/2012
02/03/2012
02/03/2012
02/03/2012

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors