Confidence interval for the proportion of students

Assignment Help Basic Statistics
Reference no: EM132907167

A student was asked to find a 90% confidence interval for the proportion of students who take notes using data from a random sample of size n = 81. Which of the following is a correct interpretation of the interval 0.1 < p < 0.26?

-There is a 90% probability that the proportion of notetakers in a sample of 81 students will be between 0.1 and 0.26.

-There is a 90% probability that the proportion of the population is between 0.1 and 0.26.

-With 90% confidence, a randomly selected student takes notes in a proportion of their classes that is between 0.1 and 0.26.

-With 90% confidence, the proportion of all students who take notes is between 0.1 and 0.26.

-The proprtion of all students who take notes is between 0.1 and 0.26, 90% of the time.Submit Question

Reference no: EM132907167

Questions Cloud

What is the present value of the dividend stream : Chapman owns 10 million shares of V. Gomez. What is the present value of the dividend stream, in dollars, assuming V. Gomez's cost of equity is 13%
What is the forward rate : In the spot market, 1 euro equals $1.40. What is the 90-day forward rate? Is the 90-day forward rate trading at a premium or a discount relative to spot rate
Calculating confidence interval for population proportion : Latoya wants to estimate what proportion of the seniors at her boarding high school like the cafeteria food. She interviews an SRS of 75 of the 175 seniors livi
What would the dollar price of the car be now : In 1983, the Japanese yen-U.S. dollar exchange rate (USD/JPY) was 245 yen per dollar, What would the dollar price of the car be now
Confidence interval for the proportion of students : A student was asked to find a 90% confidence interval for the proportion of students who take notes using data from a random sample of size n = 81.
Construct a confidence interval for the mean weight : According to a recent report, a sample of 300 one-year-old baby boys in the United States had a mean weight of 25.5 pounds. Assume the population standard devi
Critically analyze marketing efforts : Critically analyze marketing efforts of an established product or organization using and directly linking with course content - Apply and reflect your course
Has Wruck Enterprises made a gain or a loss : Has Wruck Enterprises made a gain or a loss due to the exchange rate change, and how much? Note that your shareholders live in the United States
Determine the number of arrangements for the word canadian : Determine the number of arrangements for the word CANADIAN. Determine the number of arrangements for the word CANADIAN.

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