Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

1.  According to insurance institute of America, family of 4 spends between $ 400 and $3,800 for  each year on all kinds of insurance. Assume then money spent is uniformly distributed between these amounts.

  1. Find out the mean amount spent on insurance?
  2. Find out the standard deviation?
  3. If we Choose a family at random, find out the probability they spend less than $2,000 per year on insurance per year?

2.  Customers experiencing technical difficulty with their Internet cable hookup might call an 800 number for technical support. It takes the technician between 30 seconds to 10 minutes to solve the problem. The distribution for this support time follows uniform distribution.

  1. What are the values of a and b in minutes?
  2. What is mean time to resolve the problem? Find out the standard deviation of time?
  3. What percent of problems take more than five minutes to resolve?
  4. Assume we wish to find out the middle 50 percent of problem-solving times. What are the end points of these two times?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921451

Have any Question? 


Related Questions in Statistics and Probability

All the customers who entered a store on a particular day

All the customers who entered a store on a particular day were given a surgery to fill out concerning their opinions of the service at the store? What type of sample is this? I can't decide between voluntary response or ...

The average number of pages in a novel is 326 with a

The average number of pages in a novel is 326 with a standard deviation of 24 pages. If a sample of 50 novels is randomly chosen, what is the probability the average number of pages in these books is between 319 and 331?

Christine has always been weak in mathematics based on her

Christine has always been weak in mathematics. Based on her performance prior to the final exam in Calculus, there is a 45% chance that she will fail the course if she does not have a tutor. With a tutor, her probability ...

Reliability the data that we collect is not useful unless

Reliability : The data that we collect is not useful unless we know that it is reliable and valid. Think of the judges on the TV show Dancing with the Stars. (There are three or four judges. Each week each judge scores e ...

Write a two-to three-page short paper 10 percent of your

Write a two-to three-page short paper (10 percent of your total grade) comparing and contrasting the presentation of a historical event by two different historians. Historians do not only provide accounts of events (them ...

Holiday fruit company buys oranges and processes them into

Holiday Fruit Company buys oranges and processes them into gift fruit baskets and fresh juice.  The company grades the fruit it buys on a scale from 1 (lowest quality) to 5 (highest quality).  The following summarizes Ho ...

A researcher evaluates a gun training program in a large

A researcher evaluates a gun training program in a large American city found that rapes dropped by 90% in the year following the training. Researchers looking at the same data but expanding the time frame to include 5 ye ...

Please read below i need help right away i have posed this

Please read below. I need help right away. I have posed this problem in three different ways an the only consistant answer I get is instructing me to go pay money to another site. PLEASE HELP! Inferential Research and St ...

Tell which measures are resistant to outliers and which are

Tell which measures are resistant to outliers and which are NOT resistant to outliers from the following list, and explain WHY or WHY NOT for each measure: Mean, median, Quartiles, correlation, and standard deviation.

Problem 1 three times each day a quality engineer samples a

Problem 1: Three times each day, a quality engineer samples a component from a recently manufactured batch and tests it. Each part is classified as conforming (suitable for its intended use), downgraded (unsuitable for t ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro