: Concerning the sampling distribution of the sample mean: • Generate a population consisting of 6 observations representing students’ scores in a certain course. Select a sample of 2 observations. 1. Prove that the mean of the sample mean equals the population mean. 2. Prove that the variance of the sample mean equals the population variance divided by n. 3. Construct a 95% confidence interval for the population mean.
Answers: 1
Business, 22.06.2019 09:40
Henry crouch's law office has traditionally ordered ink refills 55 units at a time. the firm estimates that carrying cost is 35% of the $11 unit cost and that annual demand is about 240 units per year. the assumptions of the basic eoq model are thought to apply. for what value of ordering cost would its action be optimal? a) for what value of ordering cost would its action be optimal?
Answers: 2
Business, 22.06.2019 17:00
Jillian wants to plan her finances because she wants to create and maintain her tax and credit history. she also wants to chart out all of her financial transactions for the past federal fiscal year. what duration should jillian consider to calculate her finances? from (march or january )to (december or april)?
Answers: 1
Business, 22.06.2019 20:10
Suppose the production function in an economy is y = k0.5l0.5, where k is the amount of capital and l is the amount of labor. the economy begins with 64 units of capital and 16 units of labor. use a calculator and equations in the chapter to find a numerical answer to each of the following questions. what are the wage and the rental price of capital? the wage is equal to unit(s) of output and the rental price of capital is equal to unit(s) of output.
Answers: 1
Business, 23.06.2019 08:20
Marque a alternativa que apresenta somente as opções de financiamento com recursos internos: a) lucros, venda de ativos e recursos próprios. b) lucros, venda de ativos e redução no capital de giro. c) lucros, venda de ativos e recursos de familiares. d) lucros, venda de ativos e prorrogação nos prazos para receber os pagamentos dos clientes. e) lucros, venda de ativos e aumento do estoque de mercadorias.
Answers: 1
: Concerning the sampling distribution of the sample mean: • Generate a population consisting of 6 o...
History, 29.08.2020 14:01
Mathematics, 29.08.2020 14:01