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Conduct a test to determine if the proportion of males that responded true to the statement in the survey that, "Whole foods (i.e. raw vegetables and meats) contain sodium," is different from the proportion of females that responded true to this statement. Use a significance level of 0.05. a. State hypotheses (null, alternative) and the data analysis method you would use, and way. b. Taste your hypotheses by hand calculation first. (Write a very detailed answer including the formulas needed if use them, all the steps to reach your final answer must be included).c. Test your hypotheses using excel to make sure your answer is right, and provide computer output. (please send the Excel file associated with the answers) d. Provide relevant calculations, and make a concluding statement regarding your findings. e. Describe the assumptions necessary for conducting this test.
i) For a 3 term averagin filter, write a difference eqatuon governing the filter and dervie the corresponding z transform Sketch a pole zero plot, would this filter be stable, why
how can we construct a bivariate frequency distribution
The following data shows marks obtained by 40 students in a Statistics test. 75 99 72 54 25 40 65 32 69 10 85 48 52 80 63 64 35 62 51 71 67 57 95 74 56 69 61 49 45 63 39
on july 2,ali collected cash of Rs 700 from accounts receivable ,july 9 purchased gym equipments for 2175, paying 5500 in cash and charging the remainder on the company 30 day acco
The average cost per night of a hotel room in New York City is $273 (SmartMoney, March 2009). Assume this estimate is based on a sample of 45 hotels and that the sample standard
What are the components of time series? Bring out the significance of moving average in analysing a time series and point out its limitations
5,2,5,8,9,9,8,7,5,2
Inventory control Inventory Control is the guidance of provide, storage and convenience of items to ensure an adequate provide without excessive oversupply. It can also be known a
what is environmental apprasial
Find Karl Pearson's correlation coefficient between the sales and expenses from the data given below:
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