Overemphasis on research & publication, over teacher qualifications & effectiveness.

Linked PYQ

(i) Minimize Cost: C = 5 x1 + 6 x2 Subject to, x 1 + x 2 = 1000 x 1 ⩽ 300 x 2 ⩾ 150 x 1, x 2 ⩾ 0 (ii) A certain drug is claimed to be effective in curing cold. In an experiment on 500 persons suffering from cold, half of them were given the drug and the other half were given sugar pills. Patients՚ reactions to the treatment are recorded in the following table: Treatment Helped Harmed No-Effect Drug 150 30 70 Sugar Pill 130 40 80 Total 280 70 150 Table Supporting: IAS Mains Management 2021 Paper 2 On the basis of the above data, can it be concluded that there is a significant difference in the effect of the drug and sugar pills?