Question 1. Consider the following population data on weekly earnings after taxes of single- parent households...
II, III, IV, V econ 221 win13-ass 1-ECON x G Econ 221-Assign enilWinte X Get Her ework lielp With Che X Inbox 707) christop her ho123 × M Irbe 773) https:/Flearn.uwaterloo.ca/d2l/le/content/132611/viewContent/2161110/View The assignment is due in class on Monday, January 28h. Answer each of the parts. Students may collaborate in solving the problems but must individually finalize and present their answers (ie. no replication and submission under different names) Question 1. Consider the following population data on weekly earnings after...
question 2 econ 221 win13-ass 1-ECON x G Econ 221-Assign enilWinte X Get Her ework lielp With Che X Inbox 707) christop her ho123 × M Irbe 773) С https://learn.uwaterloo.ca/d21/le/content/A3261-1 161110/View iv) Generate the possible samples of n 2 individuals drawn without replacement, and for each sample find the sample mean of weekly earnings. v If simple random sampling was used to generate samples as described in iv), find the probability of the following events, a. The sample mean is...
Three randomly selected households are surveyed. The numbers of people in the households are 3, 4, and 11. Assume that samples of size n=2 are randomly selected with replacement from the population of 3, 4, and 11. Listed below are the nine different samples. Complete parts (a) through (c). 3,3 3,4 3,11 4,3 4,4 4,11 11,3 11,4 11,11 a. Find the median of each of the nine samples, then summarize the sampling distribution of the medians in the format of...
1. Three randomly selected households are surveyed. The numbers of people in the households are 3, 4 and 11. Assume that samples of size n=2 are randomly selected with replacement from the population of3, 4, and 11. Listed below are the nine different samples. Complete parts (a) through (c).3,3 3,4 3,11 4,3 4,4 4,11 11,3 11,4 11,11a. Find the variance of each of the nine samples, then summarize the sampling distribution of the variances in the format of a table...
Consider the following population: (4,7, 10, 13). Note that the population mean is the following. 4+7+10+'13 -8.5 (a) Suppose that a random sample of sine 2 is to be selected without replacement from this population. There are 12 possible samples (provided that the order in which observations are selected is taken into account): 4,7 4,10 4,13 7.4 7.10 7.13 10,4 10,7 10, 13 13,4 13,7 13, 10 Compute the sample mean for each of the 12 possible samples Sample Sample...
Q1. In a population with N= 6 the values of yi are 8, 3, 1, 11, 4, and 7. Draw all possible ordered samples of size 2 from this population without replacement (i) Find the population mean (ii) Find P(s) for each sample point. (iii) Find T, for each unit. (iv)Find the sampling distribution of v (v) Show that is an unbiased estimator of F (vi) Show that V(F) (vii) Show that s 2 is an unbiased estimator of σ2
Q1. In a population with N= 6 the values of yi are 8, 3, 1, 11, 4, and 7. Draw all possible ordered samples of size 2 from this population without replacement (i) Find the population mean (ii) Find P(s) for each sample point. (iii) Find T, for each unit. (iv)Find the sampling distribution of v (v) Show that is an unbiased estimator of F (vi) Show that V(F) (vii) Show that s 2 is an unbiased estimator of σ2
ee randomly selected households are surveyed. The numbers of people in the households are 4,5, and 9. Assume that samples of size n 2 are randomly selected with replacement from the population of 4, 5, and 9. Listed below are the nine d Complete parts (a) through (c). 4,4 4,5 4,9 5,4 5,5 59 9,4 95 9,9p a. Find the variance of each of the nine samples, then summarize the sampling distribution of the variances in the format of a...
Question 1 The following data represent the number of days absent per year in a population of four employees of a small company: 1 3 6 7 Assuming that you sample without replacement, select all possible samples of n = 2 and construct the sampling distribution of the mean. Compare the mean of all the samples means and also compute the population mean. Are they equal? What is the property called? Repeat (a) for all the sampling distribution of the...
use sample 1,2,2,5,5 rest stays the same A population consists of 5 numbers: 1, 2, 2, 2, 3. Consider all possible samples of size two which can be drawn with replacement from this population. Find a) the mean of the population, b) the standard deviation of the population, e) the mean of the sampling distribution of means, d) the standard deviation of the sampling distribution of means. 6. Using the data of Problem 5, compute the mean of the sampling...