Review problem on telephone service

Assignment Help Basic Statistics
Reference no: EM131813477

Question: A survey of 21,250 households concerning telephone service gave the results shown in the table.

173_Landline.png

a. Give a point estimate for the proportion of all households in which there is a cell phone but no landline.

b. Assuming the sample is sufficiently large, construct a 99.9% confidence interval for the proportion of all households in which there is a cell phone but no landline.

c. Give a point estimate for the proportion of all households in which there is no telephone service of either kind.

d. Assuming the sample is sufficiently large, construct a 99.9% confidence interval for the proportion of all all households in which there is no telephone service of either kind.

Reference no: EM131813477

Questions Cloud

Estimate the expected rate of return on stocks : What are the advantages and disadvantages in using these data to help estimate the expected rate of return on US stocks over the coming year.
Confidence interval for proportion of all cattle in estrus : Assuming that the sample is sufficiently large, construct a 90% confidence interval for the proportion of all cattle in estrus who are detected by this method.
Determine the unit and dollar amounts of raw materials : Shepler Boot Company makes specialty boots for the rodeo circuit. Determine the unit and dollar amounts of raw materials inventory in heels
Baznik has six participating employees : Baznik has six participating employees who are expected to receive the retroactive benefits
Review problem on telephone service : Assuming the sample is sufficiently large, construct a 99.9% confidence interval for the proportion of all households in which there is a cell phone.
Explain what mr yates did and why : Explain what Mr. Yates did and why. Describe the terms used in the statute at issue and the history of the statute.
Find the proportion of all self described vegetarians : In a random sample of 900 adults, 42 defined themselves as vegetarians. Of these 42, 29 were women. a. Give a point estimate of the proportion.
Explain what each of the calculated variances : Explain what each of the calculated variances imply about the firms operations
How many hours will be required to satisfy the demand : A total of 600 hours are available in the Miami facility. How many hours will be required to satisfy the demand for the Ash wooden mallet

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