Describe sample space for selecting a single person

Assignment Help Basic Statistics
Reference no: EM131422698

Use of Twitter. Find the probabilities for parts (a), (b), and (c) of the previous exercise.

Exercise
Use of Twitter. Suppose that the population proportion of Internet users who say that they use Twitter or another service to post updates about themselves or to see updates about others is 19%. Think about selecting random samples from a population in which 19% are Twitter users

(a) Describe the sample space for selecting a single person.

(b) If you select three people, describe the sample space.

(c) Using the results of (b), define the sample space for the random variable that expresses the number of Twitter users in the sample of size 3.

(d) What information is contained in the sample space for part (b) that is not contained in the sample space for part (c)? Do you think this information is important? Explain your answer.

Reference no: EM131422698

Questions Cloud

Explain the difference between civil law and criminal law : Explain the difference between civil law and criminal law. Give examples for each. Why is the doctrine of stare decisis very important when legal issues are judged in court?
Do you think given information is important : What information is contained in the sample space for part (b) that is not contained in the sample space for part (c)? Do you think this information is important? Explain your answer.
Describe and define four of seven general moral principles : Describe and define four of the seven general moral principles, and explain how the moral principles you chose, could improve an organizations' ethical climate. Please provide examples to support your statements.
Identify multiple cultures the organization serves : Select a psychological disorder and a local organization that provides mental health services. Obtain faculty approval of your selected disorder before beginning this assignment. I have requested permission to use Neurodevelopmental disorder: Aut..
Describe sample space for selecting a single person : Describe sample space for selecting a single person. - If you select three people, describe the sample space.- define the sample space for the random variable that expresses the number of Twitter users in the sample of size 3.
Analyze good health hospitals records and itemize records : Analyze Good Health Hospital s records and itemize records and itemize recent nosocomial infections that occurred within the past year. In your report, categorize different parameters used in compilation of data into information summative.
Discuss the research on adult neurogenesis : Discuss the research on adult neurogenesis - what it is, when it occurs, etc. Discuss some of the applications that might arise from this research.
Is the random variable is discrete or continuous : Your Web page has five different links, and a user can click on one of the links or can leave the page. You record the length of time that a user spends on the Web page before clicking one of the links or leaving the page.
Unlimited resources are present in the tubes : If you allowed your dilution tubes to incubate for 24 hours before plating them, do you think the results of the experiment would be impacted? Assume that unlimited resources are present in the tubes. Explain your answer.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Problem related to down syndrome

Suppose that 1 out of 500 infant's are born with Down's Syndrome.

  Find the standard score z such that the area above the mean

consider the following. give your answers correct to two decimal places.a find the standard score z such that the area

  Display given results in a bar graph

How could the number of people who do not know who Martha Stewart is increase from June to July? Did people forget her? Or is the poll perhaps flawed? Explain how these results could be valid.

  What was the explanatory variable

What was the explanatory variable? The explanatory variable is the number of students taking a first year seminar course for pre-health professional majors.

  For the following distribution what is the mean of the

for the following distributionp px0 .0271 .1892 .4413 .343what is the mean of the

  If the two variables were interest rates and mortgage

question given the equation y 2x 4 answer the following questionsa. what type of equation is this?b. what is the

  Two airplanes are flying in the same direction in adjacent

two airplanes are flying in the same direction in adjacent parallel corridors. at time t 0 the first airplane is 10 km

  Calculate and interpret the effect size for test

Is this a one- or two-tailed test and conduct all 6 steps of the appropriate statistic. Be sure to label all six steps.

  A professor is interested in the number of students who use

a professor is interested in the number of students who use the campus library for academic purposes. she takes a

  A researcher would like to evaluate the claim that large

a researcher would like to evaluate the claim that large doses of vitamin c can help prevent the common cold. one group

  An experiment produces a zero mean gaussian random

X is 10-dimensional Gaussian (0,I) random vector. Since X is zero mean, RX = CX = I. We will use the method of Problem 7.3.7 and estimate RX using the sample correlation matrix

  Given the following information alternative hypothesis p lt

given the following information alternative hypothesis p lt 0.70 n 300 x 205 alpha 0.02. state your decision and

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