MATH 1P98 Study Guide - Midterm Guide: U.S. Route 3, Omen

• School: Brock University
• Department: Mathematics and Statistics
• Course: MATH 1P98
• Professor: All

Document Summary

Write your student ld on the line on the top of page 2. Show all your work, including formulas with and without numbers substituted in. All numerical answers should be given to at least 4 decimal places where appropriate. Marks for each question are indicated in square brackets: [4] ln the manufacture of commercial carpet, small faults occur at random in the carpet at an average rate of 0. 95 per 20 m2. **il: find the probability that exactly 2 faults occur in 20 m2" P(e) = (""t)%-;- :- ()o t:zrt ro i: find the average number of faults in a 50 m2 carpet" O: [4]apples in a convenience store are sold for 56 cents each (not by weight). The 90% confidence interval for the weight (in grams) of these apples is 156 s y < 228: find the point estimate of the population mean p, where p is the average weight of the apples.