MBAP 104 : Basic Mathematics and Statistics - Assignment Help

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Assignment Task:

Task:

1. Fifty employees of XYZ-Garment factory selected at random and their production in last month were recorded and given below: 147, 148, 149, 141, 135, 125, 135, 166, 156, 156, 148, 175, 117, 132, 136, 169, 185, 146, 158, 119, 177, 164, 175, 126, 158, 194, 134, 156, 144, 195, 167, 148, 150, 187, 142, 150, 167, 123, 106, 187, 135, 179, 159, 164, 123, 152, 162, 111, 132, 152. (i) Arrange the above data in a frequency distribution table with classes 100-110, 110-120, … etc.

(ii) Estimate Mean, Median and Mode.

(iii) Estimate Q1, Q3, D4, D7, P28 and P63 – Explain your answer.

(iv) Estimate Variance and Standard Deviation.

(v) If 2500 employees are working in this factor and employee’s production are in normal distribution. Find the following:

(a) What is the total production of the factory in last month?

(b) 95% of the company production, minimum and maximum numbers in the last month.

2. Number of items sold by sales representatives A, B and C in 2018 from January to December are summarized and given in below table. Month Jan Feb Mar Apr May June July Aug Sep Oct Nov Dec A 132 157 168 145 186 201 178 198 141 126 148 200 B 170 166 163 165 166 172 162 164 163 170 162 157 C 177 160 156 166 169 172 159 167 159 177 171 147 If the company manager decided to give bonus Rs. 20,000/=, Rs. 17,500/= and Rs. 15.000/= to sales representatives at the end of year for their sales efficiency who will get Rs. 20,000/= Rs. 17,500/= and Rs. 15,000/=.

 


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