User Account

All Pages

Best estimate of the average savings

Assignment Help Basic Statistics
Reference no: EM131442588

Hollow is proud of their energy saving program. A sample of 29 houses reveals an average saving of 47.5 kilowatt hours per week with a standard deviation of 55. Find the t score for a 90% confidence limit.

Based on the answer from question 9, calculate 90% confidence limit around your best estimate of the average savings.

Reference no: EM131442588

Questions Cloud

What situation is that you intend to improve usually : What you plan to accomplish and why, include an overview of situation or organization and what situation/problem is that you intend to improve - usually 1-2 page) Cite and support all content appropriately Should include.
Type of study would yield the information need : You are running a clinic providing HIV therapy in a rural area. You want to know what proportion of HIV positive you are serving. If it is greater than 80%, you will conduct outreach. a. What type of study would yield the information you need?
Skeptical of the business school claim : You are skeptical of the business school claim and decide to evaluate the salary of the business school graduates, using ?= 0.05 (2-tail) what do you conclude?
Everything you think you know about addiction is wrong : Psyc 164 : Please watch the following TED talk (there is some overlap with my module - wish I'd known that before I re-typed everything...haha) but he goes into more research and details around solutions.From the module and from this TED talk, the ..
Best estimate of the average savings : Based on the answer from question 9, calculate 90% confidence limit around your best estimate of the average savings.
Estimate chances to earn : We toss an unfair coin 100 times in a row. We play according to following rules: If tail: +$1 If head: -$1.45 P (head=0.4) Estimate chances to earn at least $3 at the end of this experiment.
Identify the key properties of a web crawler : Identify the key properties of a web crawler. Describe in detail how each of these properties is implemented in your code.
Write an essay on the effects of internet usage : Write an essay on the effects of Internet usage or lack thereof on your daily life. Following the steps Diane Wood took to write "The Hazards of Movie going," free write and explore your topic
Design database diagram for database that store information : Design a database diagram for a database that stores information about the downloads that users make. Each user must have an email address, first name, and last name.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Greatest number of poster boards

For a school project, he will display an equal number of each kind of stamp on a small poster boards. What is the greatest number of poster boards Adam can make if he uses all of the stamps?

  Probability distribution-graph

On average, 40 percent of U.S. beer drinkers order light beer. (a) What is the probability that none of the next eight customers who order beer will order light beer?

  Create a probability model for the number

In a box of 15 marbles, 4 are green. You choose 2 at random without replacement (a) Create a tree diagram for the 2 draws. (b) Create a probability model for the number of green marbles in two draws.

  What should salary be if number of years of experience given

Assume that the variable B is the number of years of experience. Suppose the person has 2 years of college and 7 years of experience. What should their salary be?

  Find whether description observational study or experiment

A quality control specialist compares the output from a machine with a new lubricant to the output of machines with the old lubricant.

  Calculation a 90 confidence interval for the unknown

hoping to lure more shoppers downtown a city built a new public parking garage in the central business distri. the city

  Find the probability of each outcome described

Assume that 13% of people are left-handed. If we select 5 people at random, find the probability of each outcome described.

  Normal probability-men average weight

Data from a National Health Survey show that men's average weight is normally distributed with a mean of 172 pounds and a standard deviation of 29 pounds.

  Estimate probability at least two of stocks increase value

Remaining the same value. Estimate the probability at least two of the stocks increase in value. Estimate the probability at least two of the stocks increase in value.

  Use the binomial probability distribution when your random

use the binomial probability distribution when your random variable is the number of successes on n success or failure

  Marketing within the sex industry case study

According to the Economist (1998), the sex industry is worth at least US$20bn (£11bn) a year and probably many times that figure. There are different categories of what may be called services, e.g. prostitution, striptease and telephone sex. There..

  Information about random variable

Let X be a normal distributed random Variable with u=100 and o=10. the probability that X is between 70 and 100 is:

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