(a) What percentage of calls last between 2 and 3 minutes? Percent = percent (b) What percentage of calls last 2 minutes or less? Percent = percent (c) What percentage of calls last 4 minutes or more? Percent = percent (d) What is the cumulative distribution function, P(t)P(t)? P(t)=P(t)=

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?