The line width of for semiconductor manufacturing is

Assignment Help Basic Statistics
Reference no: EM13577466

The line width of for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micrometer and a standard deviation of 0.05 micrometer.

a) What is the probability that a line width is greater than 0.62 micrometer?

b) What is the probability that a line width is between 0.47 and 0.63 micrometer?

c) The line width of 90% of samples is below what value?

Reference no: EM13577466

Questions Cloud

The lifetime of a mechanical assembly in a vibration test : the lifetime of a mechanical assembly in a vibration test is exponentially distributed with a mean of 400 hours.a what
Management at kelsh is pondering the elimination of north : cress company makes four products in a single facility. data concerning these products appear below nbspnbsp
Let etwn consider two time series models model a : let etwn. consider two time series models model a 11.3b0.65b2raised to the second power 0.325b3 1.625b4 0.05b5y t et
The lifetime of a semiconductor laser has a lognormal : the lifetime of a semiconductor laser has a lognormal distribution and it is known that the mean and standard deviation
The line width of for semiconductor manufacturing is : the line width of for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micrometer
Suppose that the random variable y is an observation from : suppose that the random variable y is an observation from a normal distribution with unknown meannbspmu and variance
Show that its autocorrelation function acf satisfies the : consider the stationary arma21 process yt yt-1 0.6yt-2 et - 0.5et-1.a. show that its autocorrelation function acf
The lifetime of an electronic amplifier is modeled as an : the lifetime of an electronic amplifier is modeled as an exponential random variable. if 10 of the amplifiers have a
A random committee of size 3 is selected from 4 doctors : a random committee of size 3 is selected from 4 doctors and 2 nurses. write a formula for the probability distribution

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find the sum of the least squares slope

Using t test for significance of slope to determine whether the independent variable is a significant predictor  of the dependent variable - Find the sum of the least squares slope and intercept parameter?

  Coefficient of determination and correlation coefficient

A. What is the coefficient of determination? B. What is the correlation coefficient? C. What is the sampl mean of Y?

  Explain what the slope of model represents

Give the regression model for predicting a person's height from his or her weight. Interms of these variables, explain what the slope of this model represents here

  Testing for population meana quality control expert is

testing for population mean.a quality control expert is called in to determine whether a newly installed machine is

  How many students in these two groups will pass

Professor Green gives two-month computer programming courses during the summer term. Students must pass a number of exams to pass the course, and each student is given three chances to take the exams

  Limits in which weight of packets not consider as faulty

Calculate the limits within which the weight of the packets should lie assuming that the machine is not been classified as faulty.

  Develop approximate confidence interval for population mean

A random sample of 49 employees took a computer literacy test. The sample resulted in a mean score of 75 with a standard deviation of 21. Develop an approximate 95% confidence interval for the population mean of the 600 employees.

  Probability for a randomly selected employee

Find the probability that a randomly selected employee earns less than $5.43.

  Find probability that single score will be less than a value

Results are normally distributed with mean 200 and standard deviation 50. find probability that a single score will be less than 264.

  Find probability that applicants have rating lie in range

If 49 applicants are randomly chosen, what is the probability that they will have a rating between 230 and 260? Round z scores to two decimal places.

  What is correction factor to compute the standard error

Known population of 1000 students to construct a 95% confidence interval for teh average SAT score. What correction factor should be used to compute the standard error?

  Reason for choosing the test statistic

With the test statistic you chose, work out the problem with solution using .05 level of significance if it applies.

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