Koofers

Past Exam for STAT 4705 - Statistics for Engr with Glynn at Virginia Tech (VT)

Exam Information

Material Type:Exam 1
Professor:Glynn
Class:STAT 4705 - Statistics for Engr
Subject:Statistics
University:Virginia Polytechnic Institute And State University
Term:Spring 1996
Keywords:
  • License Plate
  • Total Number
  • Joint Probability Function
  • Probability Function
  • The Independent
  • Conditional
  • Distribution
  • No Correlation
  • Communications
  • The Message
Login / Sign Up to View Document
Preview Page 1Preview Page 2Preview Page 3

Sample Document Text

STAT 4705 TEST I Feb. 16, 1996 Name _________ _ 1. A campus license plate has 4 digits selected from 0,1,2, .... 9, where a digit may be used more than once and the first digit may be O. (a) Find the total number of possible license plates. (b) If a license plate is selected at random from all possible license plates, find the probability that all 4 digits are the same. (c) If a license plate is selected at random from all possible license plates, find the probability that the sum of the four digits is 2. (d) Given that the sum of the four digits is 2, find the conditional probability that at least one of the digits is a 1. 2. The amount of electricity used by a company in one day (in units of a thousand KWH) is a random variable with the following density ~x) {-ix' ::: (a) Find the cumulative distribution function for this distribution. (b) Find the probability that the amount used in a day exceeds one thousand KWH. (c) Find the expected amount used in a day. 3. The joint ...

Related Documents

Transmission Exam
The Independent Exam
Contamination Exam
Available Components Exam
Affiliation Exam
Inexpensive Exam
Inexpensive Exam
The Independent Exam
Stress Component Exam
The Independent Exam
Independent Random Variables Exam
Continuous Variable Exam
Unauthorized Exam
Either...or Exam
Provided That Exam
Single Item Exam
155, "/var/app/current/tmp/"