Number of the battery that is still good

Assignment Help Basic Statistics
Reference no: EM131754128

Question: A flashlight needs two batteries to be operational. You start with four batteries numbered 1-4. Whenever a battery fails it is replaced by the lowest-numbered working battery. Suppose that battery life is exponential with mean 100 hours. Let T be the time at which there is one working battery left and N be the number of the one battery that is still good.

(a) Find ET.

(b) Find the distribution of N.

Reference no: EM131754128

Questions Cloud

Discuss the primary objective of the external auditors : What is the difference between the primary objective of the external auditors and that of internal auditors? Explain
Expected total amount of time for carol : Consider a bank with two tellers. Three people, Anne, Betty, and Carol enter the bank at almost the same time and in that order.
Discuss income tax do black and george pay : how much total combined income tax do Black and George pay in the current year
Summarizes your career planning and professional goals : This assignment requires you to gather a compilation of papers and projects from this course and previous courses and add them to your Professional Portfolio.
Number of the battery that is still good : A flashlight needs two batteries to be operational. You start with four batteries numbered 1-4. Whenever a battery fails it is replaced by the lowest-numbered.
Compute dinos return on sales ratio for the month : Using the data below, compute Dino's return on sales ratio for the month of January
Analyze the characters keeping limits of their perspective : Analyze the character(s) keeping the limits/biases of their perspective (mental state, physical state, gender, race, etc.).
Suppose we repeatedly roll two fair six-sided dice : What is the probability that the first time the sum is exactly 7 is on the third roll?
What is the expected time until the chores are all done : Excited by the recent warm weather Jill and Kelly are doing spring cleaning at their apartment. Jill takes an exponentially distributed amount of time.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd