Question: 1. Identify the following variables as discrete or continuous {a) The number of employees working in a company. (b} The rate at which interest is

1. Identify the following variables as discrete or continuous {a) The number of employees working in a company. (b} The rate at which interest is charged or paid. (c) The number of transactions completed by a business in a given day. {d)} The income of individuals or households in a given region. (e) The number of patents filed by a company in a year. 2. Consider 71 = 1,22 = 2,x3 = 3,7y = 4. Calculate the following summations: (a) i (b) Xy (c) X04(32f +3 (d) 3. % () Tio1za (f) 52 e? 3. Let ;.2 =1,...,n be a list of numbers. Prove that: %(miiF: %zn::c?:?z i=1

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