Mathematics, 08.04.2020 02:49 kevintino
(6 points) A poll conducted in 2013 found that the proportion of of U. S. adult Twitter users who get at least some news on Twitter was 0.52. The standard error for this estimate was 0.024, and a normal distribution may be used to model the sample proportion. 1. Construct a 99% confidence interval for the proportion of U. S. adult Twitter users who got some news on Twitter. Round to four decimal places.
Answers: 2
Mathematics, 21.06.2019 16:40
Question 10jur's car can travel 340 miles on 12 gallons. jack's car can travel 390 miles on16 gallons. which person has the best mileage (miles per gallon) and what istheir mileage?
Answers: 1
Mathematics, 21.06.2019 17:00
Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.
Answers: 1
(6 points) A poll conducted in 2013 found that the proportion of of U. S. adult Twitter users who ge...
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