Business Statistics Pre Assignment
Business Statistics Pre Assignment1.4 Chapter 1 A. population – full time first year students B. sample – 2,821 full time first year studentsC. parameter – 3727 studentsD. average hours spent studying 4.6 hoursA. Population – Student body of university of Wisconsin 40,858Sample – 100 Wisconsin studentsB. no, that means that only means of a representative sample of the university of Wisconsin study body population, 29% of the sampled students responded “zero”, not the entire student body.C. Sample statistic2.6 Chapter 2 1) A. continuous quantitative B. discrete quantitative
C. Qualitative D. Discrete quantitative 2) A. sample mean = 0 B. sample media = 9 C. range = 8 D. sample standard deviation = 2.21 E. z-score of 5 is -1.81 and it is not an outlier F. 95% rule means it is between 4.6 and 13.4[pic 1] G. 3.5 Chapter 3Scenario 1 – Experimental Scenario 2 – Observational A. Treatments – the 3 types of feed (A,B,C) distributedB. Experimental Units – feed was given to 12 pens, so pens are the experimental units with 3 pigs in each pen