User Account

All Pages

Confidence interval for the population mean

Assignment Help Basic Statistics
Reference no: EM131954504

Consider an SRS of size 50 of cell phone users in which they are asked how many minutes per day they use their cell phones. The sample mean is 114.3 minutes. The sample standard deviation is 26.4 minutes.

Calculate the lower endpoint of a 90% confidence interval for the population mean (number of minutes using the cell phone.

Reference no: EM131954504

Questions Cloud

Could the ad terminate the at-will assistant coach : Could the AD terminate the at-will assistant coach based on the individual's own admissions?
Construct the one-sample t-confidence interval : Construct the one-sample t-confidence interval for a 0.95 level confidence interval for the population mean return.
How would compose a team for completing a work project : How would compose a team for completing a course/work project in terms of the three dimensions listed above. How would you incorporate diversity in designing a
Define goals for the client based on the presenting problem : Describe 2 goals for the client based on their presenting problem. Identify a specific peer-reviewed article and explain how it could inform understanding.
Confidence interval for the population mean : Calculate the lower endpoint of a 90% confidence interval for the population mean (number of minutes using the cell phone.
What is the probability that all three are owned by? women : You are phoning local? businesses, assuming that the national percentage is true in your area. You call 3 firms.
Provide key suggestions for mitigating or eliminating risks : For each of the risks, provide key suggestions for mitigating or eliminating those risks from an auditor's perspective.
Which myths of sexual violence are the most harmful : Post an explanation of which myths of sexual violence you think are the most harmful and why. Please use the Learning Resources to support your answer.
Determining the alternative hypothesis : Test the null hypothesis µ1-µ2= 25 against the alternative hypothesis µ1-µ2? 25 at the significance level a= .05

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!

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