Normal Distribution Probabilities

Aug 5th, 2015
Price: $5 USD

Question description

For the next two questions assume that X = SAT test scores have a normal distribution

with a mean of μX = 1518 and a standard deviation of σX = 325.

a) What is the probability that one person’s score is greater than 1,600.

What is the Prob( Xi > 1,600 )?

b)  What is the probability that the average/mean score from a group of n=64 test

takers is greater than 1,600.  What is the Prob( x̄ > 1,600)

Tutor Answer

(Top Tutor) madhavant
School: Rice University

Studypool has helped 1,244,100 students

Review from student
" Outstanding Job!!!! "
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1822 tutors are online

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