Middle ClassWell-to-doTotalInvestigationPoor1603010200A12040300B14030015050500TotalShow the the sampling technique of at least one of the investigators is suspected.

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The Census Bureau gives this distribution for the number of people in American households in 2016. Family size 1 2 4 6. 7 Proportion 0.28 0.35 0.15 0.13 0.06 0.02 0.01 Note: In this table, 7 actually represents households of size 7 or greater. But for purposes of this exercise, assume that it means only households of size exactly 7. Suppose you take a random sample of 4000 American households. About how many of these households will be of size 2? Sizes 3 to 7? The number of households of size 2 is about The number of households of size 3 to 7 is about
Can you please do number 4,5 and 6
Briefly explain Random Sampling Error.?
I want a clear explanation.Plz, do asap.
Answer question below show your work
Scenario: An early childhood education student is undertaking an observational study of literacy development among kindergardeners in Rancho Cordova. The school she is placed at has 230 students in 12 classrooms Short Answer A. Describe a way she can take a stratified sample. B. Describe what the explanatory and response variables may be. C.A convenience sample is taken and introduces nonrandom sampling error. What is one way this can happen?
Data Management - Organization of Data for analysis
The following are the number of cars passing a point on a highway per minute. 10 12 11 19 21 21 23 22 24 25 23 21 28 26 62 Is there any outlier in the data above? Which data? Show step by step to find 7 samples from the data above using simple random sampling method. List down all the sample data you obtained from (h).
Describe the sampling distribution of means. What is it used for?
Unbiased Sample? Suppose you attend a school that offers both traditional courses and online courses. You want to know the average age of all the students. You walk around campus asking those students that you meet how old they are. Would this result in an unbiased sample?
☐True ☐False The difference between the sample and the population being estimated is called the sampling error
i need the answer quickly

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Poor Middle Class Well-to-do Total Investigation 30 10 200 A 160 120 40 300 B 140 150 50 500 Total 300 Show the the sampling technique of at least one of the investigators is suspected.