The number of tweets received by a certain Twitter user is a Poisson random variable with a

Question:

The number of tweets received by a certain Twitter user is a Poisson random variable with a mean rate of 8 tweets per hour.

a. What is the probability that 5 tweets are received in a given hour?

b. What is the probability that 10 tweets are received in 1.5 hours?

c. What is the probability that fewer than 3 tweets are received in one-half hour?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

See More Books

Question Posted: May 06, 2024 02:10 AM

See More Questions

What is a function calling convention and how does it impact the design of the RISC-V instruction set architecture (ISA)? [4 marks] (d) Consider the following C function that computes the greatest...
(i) Write down the linear program relaxation for the vertex cover problem and solve the linear program. [6 marks] (ii) Based on the solution of the linear program in (b)(i), derive an integer...
Describe, in outline, each of the implicit surface, NURBS surface, and constructive solid geometry methods for defining three-dimensional shapes. (b) Compare and contrast the three methods. (a)...
You invested $1000 in Sinoland Bank stock when Sinoland/US Dollar exchange rate was 10:1, and you received exactly 200 local shares of the stock. The stock price rises 23% in local currency terms,...
Would you reject the null hypothesis that alpha is zero for any of the seven stocks? Why or why not?
On December 31, 2024, Talbot Corporations common shares had a market price of $25 per share before any stock dividend or split, and the shareholders equity section of the balance sheet appeared as...
Review key current developments in human resource management? LO1
Presented here are liability items for Azarian Inc. at December 31, 2012. Prepare the liabilities section of Azarian??s balance sheet. Accounts payable Notes payable (due May 1, 2013) Bonds payable...
QUESTION 1 Matt & Pisa (Both Namibian residents), have known each other since childhood, they have however never kept in contact since varsity, when both pursued their Postgraduate studies in...
n = 15, p = 0.9, P(14 or more) In Exercises 1726, determine the indicated probability for a binomial experiment with the given number of trials n and the given success probability p. Then find the...
The final exam score of a randomly chosen student from last semesters statistics class In Exercises 1726, determine whether the random variable described is discrete or continuous.
Find the curl of the vector field F. F(x, y, z) = e x + y i + e y+z j + xyzk
Elena is a single taxpayer for tax year 2023. On April 1st, 2022, Elena's husband Nathan died. On July 13, 2023, Elena sold the residence that Elena and Nathan had each owed and used as their...
Rodriguez Corporation issues 12,000 shares of its common stock for $56,600 cash on February 20. Prepare journal entries to record this event under each of the following separate situations. 1. The...
Problem 3: A large rectangular plate is loaded in such a way as to generate the unperturbed (i.e. far-field) stress field xx = Cy; yy = -C x; Oxy = 0 The plate contains a small traction-free circular...
in a thermodynamics, a phase means what?
Give me a 3 python codes in (Discrete Mathematics course) for : 1-basic algorithm 2- the growth of functions 3- Complexity of Algorithms And explain how its works with examples.
Clarke, Inc. manufactures door panels. Suppose Clarke is considering spending the following amounts on a new total quality management (TQM) program: Strength-testing one item from each batch of...
Parkin Industries, a U.S. company, acquired a wholly-owned subsidiary, located in Italy, at the beginning of the current year, for 200,000. The subsidiary's functional currency is the euro. The...
Excess of Debit side over Credit side is called? Select one: a. All of the above b. Liability Accounts c. Credit Balance d. Debit Balance
The following events apply to Gulf Seafood for the Year 1 fiscal year: The company started when it acquired $34,000 cash by issuing common stock. Purchased a new cooktop that cost $16,800 cash....
The following trial balance of Splish Company does not balance. Your review of the ledger reveals the following. (a) Each account had a normal balance, (b) The debit footings in Prepaid Insurance,...

The number of tweets received by a certain Twitter user is a Poisson random variable with a

Question:

Step by Step Answer:

Elementary Statistics

Students also viewed these Business questions