User Account

All Pages

Confidence interval estimate of the population mean

Assignment Help Basic Statistics
Reference no: EM131168049

In Calculating a 95% confidence interval estimate of the population mean based on your sample of 100 which yielded a sample mean of 110.27 and a sample standard of 28.95, What "t" value will you use in your equation?

Reference no: EM131168049

Questions Cloud

Participation in company decisions : A sample of n = 75 employees participated in the decision-making process was administered the productivity scale with a resulting mean of 27. Does participation in company decisions have an effect on productivity? Use α = 0.01
Construct an estimator of the mean and median : You are interested in purchasing a home in Santa Barbara. To determine if it is a good time to buy, you collect the selling prices of all homes in the city over the past three years, giving you 497 observations. Let us denote observation 't' as  P..
Describe such circumstances whether true or false : The following two sentences were devised by the logician Saul Kripke. While not intrinsically paradoxical, they could be paradoxical under certain circumstances. Describe such circumstances.
Create a table that includes a rotating schedule : Create a table that includes a rotating schedule for the 12 months of security testing. Include columns that identify time estimations for each test listed.
Confidence interval estimate of the population mean : In Calculating a 95% confidence interval estimate of the population mean based on your sample of 100 which yielded a sample mean of 110.27 and a sample standard of 28.95, What "t" value will you use in your equation?
Create advanced queries in a database : This lab will allow you to use SQL Server Management Studio to create advanced queries in a database. This software allows you to interact with the database directly.
Which presidential and parliamentary democracy differ : Presidential democracies lack party control while parliamentary democracies have strong party control. Now that I have described the four keys differences, explain what some of them mean.
Standard deviation greater : Based on the sample results, the researcher concludes that the pulse rates of men have a standard deviation greater than 10 beats per minutes. Use a 0.05 significance level to test the researcher's claim.
Explain how it leads to a contradiction : Let n be "the smallest integer not describable in fewer than 12 English words." (Note that the total number of strings consisting of 11 or fewer English words is finite.)

Reviews

Write a Review

Basic Statistics Questions & Answers

  From a box containing five white and four red balls two

an important feature of golf cart batteries is the number of minutes they will perform before needing to be recharged.

  Calculating the hypothesis test for single mean

Perform a hypothesis test with significance level 5%.  Show all work, and clearly state your conclusion.

  Do we have to worry about confounding variables in this

question researchers asked a sample of 50 1st grade teachers and a sample of 50 12th grade teachers how much of their

  Creating data set-mean-median-mode

Find or create a data set that would allow you to explain what is meant by mean, median and mode. Make sure to also show any calculations or formula necessary. Describe or provide as much information on the data set as possible.

  Type of measurement scale

List 4 variables that you might assess in a research project related to your research area. List one for each type of measurement scale: Nominal, ordinal, interval, and ratio

  Select a systematic sample of 50 invoice numbers use the

q1. show that for a sample of n 39 the smallest and largest z values are - 1.96 and 1.96 and the middle i.e. 20th z

  Plot macrx and r charts based on the data above what center

the table below gives information on coded length measurements in a machining process. the data shown are macrx and r

  Approximate probability that total time spent is greater

What is the approximate probability that the total time spent on the calls will be greater than 98 minutes? Give your answer to four decimal places.

  Which test to do better relative to the rest of the class

He received a score of 70 on a biology test for which the class mean was 70 with standard deviation of 4. On which test did he do better relative to the rest of the class?

  Please propose a study and write a description of the study

please propose a study and write a description of the study below is a tentative guideline for the paper.a. write

  Hypothesis testing of proportion-paired t test

Union Membership Nationwide 13.7% of employed wage and salary workers are union members (down from 20.1% in 1983). A random sample of 300 local wage and salary workers showed that 50 belonged to a union.

  A journal article reports that a sample of size 5 was used

a journal article reports that a sample of size 5 was used as a basis for calculating a 95 ci for the true average

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd