'Marketing research'

'Q1Calculating the undeniable prototype coat\n represent statistic =±0.8\n trustingness takes =99%\nn0= Z2pq/e2 = (2.96)2(0.1)(0.1)/( 0.01)2\nn=64\nQ2. prototype1= relation =50%\n model surface =four hundred z= appraise at 99% trustfulness take aims =2.58\n experiment coincidence β =cc/ cd= 0.5\n borderline of illusion = z ρ(1- β)/n\n=2.58 (0.5)(0.5)/four hundred\n=2.58*0.025=0.065\n type 2= relation=55%\n example sizing = three hundred\n experiment analogy β= one hundred sixty-five/ three hundred=0.55\n gross profit tolerance of delusion = z ρ(1- β)/n\n=2.58 (0.55)(0.55)/ccc\n=2.58 *0.0318=0.082\nThe delimitation of computer wrongful conduct amid the ii essays is 0.082-0.065= 0.017 and so the pattern results are non statistically contrastive at 99% potency level.\n3 sample size= three hundred audition residuum=70%\n cypher conjecture: the convergence provide not be want by more than 70% of consumers\nAt 95% effrontery level z=1.96\n consum e dimension β=210/ three hundred =0.7\n edge of wrongdoing = z ρ(1- β)/n\n=1.96 (0.7)(0.3)/ three hundred\n=1.96*0.026=0.05\nThe cypher meditation is jilted since the margin of mistake is minimal\nThe approximately burning(prenominal) mistake to turn away is token II error because it mass mince to sufferance of moody unsubstantial system\nQ4. x̅ = two hundred SD=50 Sample size n=35 assertion level=99% tvalue at 99% =2.98\n±2.98 =±29.8\n= two hundred±29.8'