Raw materials are studied for contamination suppose that

Assignment Help Basic Statistics
Reference no: EM13577419

Raw materials are studied for contamination. Suppose that the number of particles of contamination per pound of material is a Poisson random variable with a mean of 0.01 particle per pound.

a) What is the expected number of pounds of material required to obtain 15 particles of contamination?

b) What is the standard deviation of the pounds of materials required to obtain 15 particles of contamination?

Reference no: EM13577419

Questions Cloud

Calculate the summary statistics relevant to this problem : questionthe effect of exercise on the amount of lactic acid in the blood of sportsmen was examined in a study. eight
A manufacturer of squash racquets has collected : questiona manufacturer of squash racquets has collected information on time in months to breakage for their racquets
How much of the raw materials cost would be added to the : fairfield companyrsquos raw materials inventory transactions for the most recent month are summarized
State the approximate distribution for the total number of : question in a given large town the number of children x in a family chosen at random has the following
Raw materials are studied for contamination suppose that : raw materials are studied for contamination. suppose that the number of particles of contamination per pound of
Nimitz rental company provided the following information to : nimitz rental company provided the following information to its auditors. for the year ended march 31 2011 the company
Let r be the random variable which determines the face : consider rolling two fair dice one green and one red. let r be the random variable which determines the face value of
Te scores on an exam are normally distributed with micro : question the scores on an exam are normally distributed with micro 30 and s 7. show your working.a what percent of
The time it takes a cell to divide called mitosis is : the time it takes a cell to divide called mitosis is normally distributed with an average time of one hour and a

Reviews

Write a Review

Basic Statistics Questions & Answers

  When determining the sample size needed to achieve a

when determining the sample size needed to achieve a particular error estimate you need to know sigma. what are two

  Problem on decision analysis

The local operations manager for the IRS must decide whether to hire 1, 2, or 3 temporary workers. He estimates that net revenues will vary with how well taxpayers comply with the new tax code.

  Find variance and standard deviation of smokers in a sample

Given that 30% of US adults are smokers, find the average of the random variable X= # of smokers in a random sample of 50 residents of the USA, also find the variance and standard deviation of X.

  Determine probability using binomial distribution

A population consists of ten items, six of which are defective. In a sample of three items, what is the probability that exactly two are defective?

  Probability of finger ridge counts

In the study of fingerprints, an important quantitative characteristic is the total ridge count for the 10 fingers of the individual.

  Probability that consumer purchased same number of products

What is the probability that a consumer selected at random purchased the same number or more products than before?

  Out of a total of 10 college textbooks estimate the

out of a total of 10 college textbooks estimate the standard deviation of their ages if the oldest textbook is known

  Perform a hypothesis test to determine if there is a signify

Perform a hypothesis test to determine if there is a significant correlation (α =0.05) between number of hours of overtime worked and hours of sleep

  Confidence interval for mean age

An economics professor randomly selected 100 millionaires in the United States. The average age of these millionaires was 54.8 years with a standard deviation of 7.9 years.

  Overall percent defective

Fuji Importers' tubes are 4 percent defective, Kirkpatricks' 7 percent, and Parts, Inc. are 6.5 percent defective. (a) What is the overall percent defective?

  Germination success rate for begonia seeds

The germination success rate for begonia seeds is 60%. In a package of 200 seeds,

  Using probability formulas-proportion of employees

Using the probability formulas, find the proportion of employees who either have MBAs or are managers.

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