Are more internet users downloading podcasts

Assignment Help Basic Statistics
Reference no: EM131423326

Are more Internet users downloading podcasts? Refer to the previous two exercises. The ratio of the proportion in the 2008 sample to the proportion in the 2006 sample is about 2.7.

(a) Can you conclude that 2.7 times as many people are downloading podcasts? Explain why or why not.

(b) Can you conclude from the data available that there has been an increase from 2006 to 2008 in the number of people who download podcasts? If your answer is no, explain what additional data you would need or what additional assumptions you would need to be able to draw this conclusion.

Reference no: EM131423326

Questions Cloud

Find the confidence interval for the difference : Test the null hypothesis that the two proportions are equal versus the two-sided alternative. Report the test statistic with the P-value and summarize your conclusion.
Problem regarding the marketing communications : Select a health care provider of your choice and discuss the major elements making up their marketing communications process. Provide specific examples to support your response.
Prepare three income statements : The inventory balance as of the beginning of the year was $35,000 (500 units @ $70 each). During the year ended December 31, the company sold 6,000 units for $150 per unit. Expenses other than cost of goods sold totaled $125,000. The effective inc..
Expected value for add assembly line : Howard? Weiss, Inc., is considering building a sensitive new radiation scanning device. His managers believe that there is a probability of 0.40 that the ATR Co. will come out with a competitive product. Expected value for the Add Assembly Line, Add ..
Are more internet users downloading podcasts : If your answer is no, explain what additional data you would need or what additional assumptions you would need to be able to draw this conclusion.
Formulate linear programming model : Expendtition Outfitters's managment decided to begin production on two new parkas designed for use in cold weather, the Mount Everest Parka and the Rocky Mountain Parka. The manufacturing plant has 120 hours of cutting and 120 hours of sewing time av..
Explain the leader role in a team-based organization : Develop a comparison between the leadership of the firms to answer the following questions and prepare a 3-4 page paper: Explain the leader's role in a team-based organization. Explain leader actions that foster teamwork
Difference between the proportion of teen gamers : Find the estimate of the difference between the proportion of teen gamers who played on game consoles and the proportion of adults who played on these devices.
Exploring the social issue impact on a specific group : Describe two to three examples of research studies that have explored the issue. Exploring the social issue's impact on a specific group and Identifying relationships between variables (Trochim, 2006) related to the issue

Reviews

Write a Review

Basic Statistics Questions & Answers

  Bulloch county

Bulloch County has never allowed liquor to be sold in restaurants. However in 3 months, county residents are scheduled to vote on a referendum to allow liquor to be sold by the drink.

  Depict the situation as a game with incomplete information

Depict the situation as a game with incomplete information, in which each type of each player is indexed by the number of e-mail messages he has received.

  Calculate the mean and variance for each portfolio''s returns

calculate the mean and variance for each portfolio's returns

  Show that given is a probability distribution

The number of defects in a machine-made product is a random variable X with the following probability distribution:- Show that P(x) is a probability distribution.

  Repeat 10 times the experiment of tossing a fair coin 4

let x denote the number of heads obtained when a fair coin is tossed 4 times.a what is ex and varx?b repeat 10 times

  Interpreting the meaning of p-value

At 0.01 level of significance, is there evidence that mean price is higher at Whole Foods Market than at Fairyway supermarket? Interpret the meaning of p-value in (i).

  Find the sampling distribution theta of the proportion of

it is believed that the median annual starting salary of a freshman engineering graduate is 40000. if we record the

  Business and economics-confidence intervals

A sample of 20 pages was taken without replacement from the 1,591-page phone directory Ameritech Pages Plus Yellow Pages. On each page

  Determining the standard error of students

Determine the standard error of students that favoured the move.

  Make a histogram of the data and discuss the shape center

q1. hallux abducto valgus call it havis a deformation of the big toe that often requires surgery. doctors used x-rays

  Film change students attitudes by five steps of hypothesis

Using the five steps of hypothesis testing and the 5% significance level (alpha), does showing the film change students' attitudes towards the chronically mentally ill?

  Confidence intervals to estimate true mean budget value

Calculate and interpret two 95% confidence intervals to estimate the true mean Budget value.  The first will assume normality and use a z-interval; the second will assume a t-interval.

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