Question

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 taxes of single- parent households in a small Ontario town Weekly Indexi Earnings 1220 1000 400 0 1400 i Find the population average, variance and median weekly earnings. i Construct a histogram with 3 equal length intervals for the population data. ii) If samples of n-2 individuals were drawn without replacement from the population how many distinct samples would be possible? Generate the possible samples of n-2 individuals drawn without replacement, and for each sample find the sample mean of weekly earnings. iv) 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 at least $700 b. The sample mean is less than $1200 "estinn 7. Y are engaged in research nn mart nh nes sales Are nMnPrs of hnme-nnnes

II, III, IV, V

Answer 1

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