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John is sugesting that Two Family houses are built on larger plots of lane. Please use the information in the table below to test the hypopthesis suggested by John. Test at .005 Level of Significance. You must state the Null and Alternate Hypotheses and describe the hypotheses. What is the Critical Z statistic for the test? What is the decision Rule? What is your conclusion? Group Statistics Std. House Groupings Sample Mean Std. Error by Type N (Average) Deviation Mean Age of the Hose Two Family 44 49.8864 29.06546 4.38178 Houses One Family 49 62.7959 20.40116 2.91445 Houses Size of Lot in Square Two Family 44 4659.59 1055.539 159.128 Feet Houses 49 4145.76 1175.398 167.914 One Family Houses Z = (X1 - X2) - Ho. 7 _ X - H . 7 = b - b s/vn INR + n2|'l 1. You have the following frequency distribution of the Travel Time to work for residents in South Beach neighborhood. Please answer the questions that follow after the Frequency Table. You must respond to every question with a complete sentence. If you fail to write a sentence, you will be penalized 25% of the points!!! Travel Time Frequency Relative in Minutes Frequency 0 10 5.440 10 20 16,960 20 30 12,400 30 40 9.340 40 30 35,360 a. How many people live in the South Beach neighborhood? b. What is the relative frequency of the Travel Time between 20 30 minutes? c. Calculate the Average Travel Time of the residents of South Beach 1. John approached you with a business proposition to invest in a project. The Annual Cash Flows (CF+) are uncertain. However, the following probability distribution provides you with expectations: Probable Probability P(CF) Cash Flow (CF) $80,000 15 $140,000 55 $180,000 30 What is the expected Annual Cash Flow from this project