When a polling company calls a telephone number at random, there is only a 9% chance that
Question:
When a polling company calls a telephone number at random, there is only a 9% chance that the call reaches a live person and the survey is successfully completed.10 Suppose the random digit dialing machine makes 15 calls. Let X = the number of calls that result in a completed survey.
a. Find the probability that more than 12 calls are not completed.
b. Calculate and interpret μX.
c. Calculate and interpret σX.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 44% (9 reviews)
a The probability that more than 12 calls are not complete...View the full answer
Answered By
BillClinton Muguai
I have been a tutor for the past 5 years. I have experience working with students in a variety of subject areas, including computer science, math, science, English, and history. I have also worked with students of all ages, from elementary school to college. In addition to my tutoring experience, I have a degree in education from a top university. This has given me a strong foundation in child development and learning theories, which I use to inform my tutoring practices.
I am patient and adaptable, and I work to create a positive and supportive learning environment for my students. I believe that all students have the ability to succeed, and it is my job to help them find and develop their strengths. I am confident in my ability to tutor students and help them achieve their academic goals.
0.00
0 Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
A particular telephone switch handles only automated junk voicemail calls that arrive as a Poisson process of rate = 100 calls per minute. Each automated voicemail call has duration of exactly one...
-
A particular telephone number is used to receive both voice calls and fax messages. Suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. What is...
-
A telephone solicitor is responsible for canvassing three suburbs. In the past, 60% of the completed calls to Belle Meade have resulted in contributions, compared to 55% for Oak Hill and 35% for...
-
Junes Garden Supplies purchases merchandise on account from Lawn Supplies, Inc. The list price is $1,600, with a trade discount of 25 percent, terms 1/10, n/30. Junes Garden Supplies pays the amount...
-
Refer to the experiment conducted by Gregor Mendel in Exercise 4.64. Suppose you are interested in following two independent traits in snap peas-seed texture (S = smooth, s = wrinkled) and seed color...
-
The expected market return, Rm = 12%. The expected return on a risk-free asset, Rf = 5%. 1. Stock A has a beta of 0.8. What is the expected return of stock A according to CAPM? If stock A offers an...
-
Create Your Own: Bubble Plot Using any of the datasets that come with this text that include at least three quantitative variables (or any other dataset that you find interesting and that meets this...
-
On July 31, 2019, after one month of operation, the general ledger of Michael Domenici, Consultant, contained the accounts and balances given below. INSTRUCTIONS 1. Prepare a partial worksheet with...
-
Calculate the integral of g(x,y) = 4x + 3y over the region [0,4] x [0,3]
-
Suppose that you work in the admissions office of a college that doesnt allow prospective students to apply by using the Common Application.9 How might you go about estimating the number of extra...
-
An online spinner has two colored regionsblue and yellow. According to the website, the probability that the spinner lands in the blue region on any spin is 0.80. Assume for now that this claim is...
-
The Transportation Security Administration (TSA) is responsible for airport safety. On some flights, TSA officers randomly select passengers for an extra security check before boarding. One such...
-
Given here is the December 31, 2013, preclosing trial balance for the City of Hudson Golf Course Enterprise Fund. Compute as of December 31, 2013, (a) Total net position; (b) Net investment in...
-
Talk to students at your school who are interviewing for jobs this term. Possible questions to ask them include the following: What field are you in? How good is the job market in that field this...
-
What are five types of business presentations that you may encounter in the workplace?
-
From the choices in parentheses, select the most precise, vigorous words. a. Management is predicting a (change, difference, drop) in earnings after the first of the year. b. We plan to (acknowledge,...
-
Why is it important not to read directly from your notes during a presentation?
-
As a recent graduate of college or university, what advantages do you have as you enter the job market?
-
The balance sheets of Pop Corporation and Son Corporation at December 31, 2015, are summarized with fair-value information as follows (in thousands): On January 1, 2016, Pop Corporation acquired all...
-
An 8.0 kg crate is pulled 5.0 m up a 30 incline by a rope angled 18 above the incline. The tension in the rope is 120 N, and the crates coefficient of kinetic friction on the incline is 0.25. a. How...
-
Investigate the relationship between total household income (INCOME) and total value of household assets (ASSET). Conduct a statistical analysis to measure how well the two variables correlate....
-
The survey measured total household assets (ASSET) and total net worth of household (NETWORTH). Use a statistical technique to show that they should have just measured one of the two variables.
-
A Gallup survey asked a sample of Americans how much confidence they had in the criminal justice system. After recording the responses as well as the race of the respondent, the following table of...
-
Question 1) Billy Bob's Bikes Corporation is having some issues with their accounting department. They hired some accountants who got their educations at an institution other than Eastern Illinois...
-
A contractor or a painter who was contracted to perform a specific project. Does their service cover by the Sale of Goods act? what factors required to complete the contract in a short time. Please...
-
On average, clinic patients are expected to contribute $10 per visit, irrespective of location. Annual donations at each location are expected to be $1 million, and are expected to grow 15 percent...
Study smarter with the SolutionInn App