The manufacturer of Boston and Vermont asphalt shingles knows that product weight is a major factor in the customer’s perception of quality. Moreover, the weight represents the amount of raw materials being used and is therefore very important to the company from a cost standpoint. The last stage of the assembly line packages the shingles before they are placed on wooden pallets. Once a pallet is full (a pallet for most brands holds 16 squares of shingles), it is weighed, and the measurement is recorded. The file Pallet contains the weight (in pounds) from a sample of 368 pallets of Boston shingles and 330 pallets of Vermont shingles. Completely analyze the differences in the weights of the Boston and Vermont shingles, using α = 0.05.
Answer to relevant QuestionsThe manufacturer of Boston and Vermont asphalt shingles provides its customers with a 20 year warranty on most of its products. To determine whether a shingle will last as long as the warranty period, the manufacturer ...Determine the critical value of x2 with 1 degree of freedom in each of the following circumstances: a. α = 0.01 b. α = 0.005 c. α = 0.10 Most companies consider Big Data analytics critical to success. However, is there a difference among small (6100 employees), mid sized (100– 999 employees), and large (1,000+ employees) companies in the proportion of ...How many airline loyalty programs do non business travelers belong to? A study by Parago, Inc., revealed the following results: At the 0.01 level of significance, is there evidence of a significant relationship between ...An online survey of 1,000 adults asked, “What do you buy from your mobile device?” The results indicated that 61% of the females said clothes as compared to 39% of the males. (Data extracted from Ebates. com 2014 Mobile ...
Post your question