The length of time in seconds that a user views a page on a

Assignment Help Basic Statistics
Reference no: EM13606019

The length of time (in seconds) that a user views a page on a Web site before moving to another

page is a lognormal random variable with parameters ? = 0.5 and ?2 = 1.

(a) What is the probability that a page is viewed for more than 10 seconds? (b) What is the length of time that 50% of users view the page?

(c) What is the mean and standard deviation of the time until a user moves from the page?

Reference no: EM13606019

Questions Cloud

A using the outward normal for each face of the cube find : a cube is located with one corner situated at the origin of an x y z coordinate system. one of the cubes faces lies in
Illustrate the effect on the accounts and financial : the following information about the payroll for the week ended march 17 obtained from the records of butte mining co
Machine manufacturers inc projected sales of 66000 machines : machine manufacturers inc. projected sales of 66000 machines for 2008. the estimated january 1 2008 inventory is 6500
The spring constant is k8 lbin and the tension in the cable : a 6-lb block is attached to a cable and to a spring vertically the cable above and the spring below. the spring
The length of time in seconds that a user views a page on a : the length of time in seconds that a user views a page on a web site before moving to anotherpage is a lognormal random
Hall company had sales in 2010 of 1500000 on 60000 units : hall company had sales in 2010 of 1500000 on 60000 units. variable costs totaled 720000 and fixed costs totaled
Shulas 347 grill has budgeted the following costs for a : shulas 347 grill has budgeted the following costs for a month in which 1600 steak dinners will be produced and sold
Interpret the meaning of the slope in this problem predict : a critically important aspect of customer service in a supermarket is the waiting time at the checkout defined as the
Graded index fiber in fiber optics helloim studying phd so : hello ltbrgti3939m studying phd so i want a high advance research paper title graded index fiber . i want my research

Reviews

Write a Review

Basic Statistics Questions & Answers

  Why might assumption of independence be violated

Assume independent events. Why might the assumption of independence be violated? (b) Why might a driver be tempted not to use a seat belt "just on this trip"?

  Determine cutoff score which normally distributed with mean

The scores are normally distributed with a mean of 165 and a standard deviation of 17. If only the top 20% of the soldiers are selected, what would the cutoff score be?

  Define the null hypothesis

Define the null hypothesis. If the null hypothesis is rejected then? Read the Z statistic from the normal distribution table:

  Conclusion of evidence using normal distribution

By using significance level a = .05, and suppose a normal distribution what does evidence conclude?

  Likelihood number of burglaries in year is between a range

The average burglary rate for a particular jurisdiction has been 311 per year with a standard deviation of 50. What is the likelihood that the number of burglaries in the next year is between 250 and 300?

  What is an interaction

What is an interaction? Describe an example; what are the variables within your population (work, social, academic, etc.) for which you might expect an interaction.

  Determining the variance of firm-s profit

Determine the variance of firm's profit for the month.

  Prediction interval for a new patient

The 95% prediction interval for a new patient with a 2-day cholesterol level of 220 is

  Case study: are the fish safe to eat?

CASE STUDY: Are the Fish Safe to Eat?  Assessing which Factors affect Mercury Levels in Fish in Maine Lakes.

  Conduct hypothesis test at five percent significance level

If the weight distribution is known to be normally distributed, do the data support the veterinarian's suspicion? Conduct a hypothesis test at the 5% significance level. Define your parameter (μ), state your hypotheses, conduct the test and write ..

  Compute percentage of students get a by normal distribution

Normal distribution what percentage of students will make A's and what percentage will make B;s in the exam. Suppose standard cut-off for (A>=90) and B (80

  What is the chance that the scientists first successful

a scientist attempts to perform a difficult experiment. she is successful in about 80 of her attempts. she attempts the

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