The experimenter researcher should take n 60 observations with n1 nw1 60 1 3 20 n2 20, n3 20 We wish to estimate the population total with a bound of 400 hrs on the error estimation for the above example Choose the appropriate sample size if an equal number of observations is to take from each stratum

The Answer is in the image, click to view...

Question: The experimenter / researcher should take n = 60 observations with n1 = nw1 = 60* 1 /3 =20 n2 = 20, n3 = 20

The experimenter / researcher should take n = 60 observations with n1 = nw1 = 60* 1 /3 =20 n2 = 20, n3 = 20

We wish to estimate the population total τ with a bound of 400 hrs on the error estimation for the above example. Choose the appropriate sample size if an equal number of observations is to take from each stratum.

Step by Step Solution

★★★★★

3.46 Rating (153 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

We wish to estimate a two-sided natural tolerance interval that will include 99% of the values of a random variable with probability 0.80. If nothing is known about the distribution of the random...

If you wish to estimate a population mean with a sampling error of SE = .3 using a 95% confidence interval, and you know from prior sampling that 2 is approximately equal to 7.2, how many...

We wish to estimate the difference between the mean scores on a standardized test of students taught by Instructors A and B. The scores of all students taught by Instructor A have a normal...

Refer to Exhibit and compare and contrast statistical sampling and nonstatistical sampling on the following dimensions: sample size determination, sample selection, evaluation, costs, andbenefits....

You have been asked to test the effectiveness of Ingo Corporations control of manually approving all purchases over $25,000. During the year, Ingo Corporation has made 1,000,000 purchases, of which...

What are the answers for this question please? screenshots, I am not sure about how to solve and I need explanation if you are able. You have been asked to test the effectiveness of lngo...

Instructions: Respond to each question with complete sentences and reasoning to support your answer. Cite sources. Part A: You have documented your understanding of GPCs internal controls and your...

Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...

Human Rights Committee Concluding observations on the sixth periodic report of Canada* The Committee considered the sixth periodic report submitted by Canada (CCPR/C/CAN/6) at its 3176th and 3177th...

Part 1 - Written Answer (Be sure to show all your work) Question 1 [12 Points] The height of elephants are approximately Normal, with a mean of 2.5 metres and standard deviation of 0.5 metres. For...

Consumer demand for small, economical automobiles depends somewhat on recent trends in the average price of unleaded gasoline. For example, consider the information given in the file S04_26.xlsx on...

Sandra has just recently started working for GreenFields Inc., a small landscaping firm that operates solely in the city of Langley, British Columbia. As an employee of GreenFields, Sandra has joined...

Compute the following integral b y making a change i n coordinates. 0 1 0 1 - x 2 2 0 1 - x 2 - y 2 2 x e ( x 2 + y 2 + z 2 ) 2 d z d y d x

When one company buys another company, it is not unusual that some workers are terminated. The severance benefits offered to the laid-off workers are often the subject of dispute. Suppose that the...

Classify each of the following transactions and economic events as an operating, investing, or financing cash flow; a cash equivalent; or whether the item has no effect on cash flow. Also, indicate...

A fleet of refrigerated delivery trucks is acquired on January 5, 2017, at a cost of $830,000 with an estimated useful life of eight years and an estimated salvage value of $75,000. Compute the...

Medina Company produces a single product. The projected income statement for the coming year is as follows: Sales (40,000 units @ $45) ..........$1,800,000 Total variable cost...

1. Which of the following statements about debt is incorrect? a. Interest payments and principal payments are fixed commitments. b. Interest payments are not tax deductible. c. Bond holders are paid...

Qu reas del funcionamiento adaptativo parecen ms afectadas? a que se refiere

Developments in Technology Light is incident from air on the end face of a multimode optical fibre at angle of incidence as shown below. n n 1 2 The refractive indices of the core and cladding are...

Business Research Methodology- Question Bank 1 1. When the marketing department of an organization attempts to determine the amount of time the managers in this department spend at their computers in...

Question 2 (R Software needed, NEED HELP THANKS) We aim to test pesticides' impact on the survival time for bugs. In the experiment, the researchers consider three dose levels (low, medium, high) are...

For each of the following studies: a. Identify the independent variables, the levels of each, and the dependent variable. b. Place the data into the correct cells of a factorial matrix and draw a...

Answer the following True/False, Multiple Choice, Fill in blank as QUICKLY AS POSSIBLE*. Please let them be correct answers. No explanation needed. 1 When conducting a one-sample t test, if a sample...

Imagine the researcher wants to once again test the overjustification effect in children. She has 60 infants around 20 months old come to her lab (supervised by their parents, of course) and has the...