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A local courier service sends packages to Oakland and offers a money back guarantee that each package will be delivered within 24 hours. The courier service sends 70% of packages by plane, 20% by train, and10% by van. If a package is sent by airplane, the probability it is delivered within 24 hours is 0.96. For packages sent by train and van, the probability they are delivered within 24 hours are 0.92 and 0.87,respectively.
(a) What proportion of the time will the courier service meet its guaranteed delivery time?
(b) If a package fails to reach Oakland within 24 hours, what is the probability it was sent by train? (with all steps please)
The following table gives the homerun distances of ten home runs hit by Sammy Sosa and Mark McGwire. Find the range and standard deviation for each player
Test hypothesis that two processes have identical fractions nonconforming. Use a = 0.05. Create 90% confidence interval on difference in fraction nonconforming between two processes.
When such digits are randomly generated, what is the distribution of those digits? Given such randomly generated digits, what is a test for "goodness-of-fit"?
a genetic experiment involving peas yielded one sample of offspring consisting of 426 green peas and 145 yellow peas.
The container label. What is the probability that a bottle of this liquid detergent will fail to meet the quality control standard?
1. The Inn at Columbia has 150 rooms with standard queen-size beds and two two rates: a full price of $200 and a discount price of $120. To receive the discount price, a customer must purchase the room at least two weeks in advance (this helps to ..
In a clinical study of an allergy drug, 114 of 203 subjects reported experiencing significant relief from their symptoms. What is the point estimate of the true proportion of people who reported relief in the population.
In this assignment, you are expected to harmonize and make use of the concepts we have learned since the beginning of the term to come up with a proper statistical analysis of a topic of your choice.
Consider tossing a pair of fair dice two times. For each of the following pairs of events, tell whether they are disjoint, independent, or neither.
contrast the loss due to overstocking and the loss due to understocking. in addition to simple inventory problems to
From the same survey referred to in Problem 4.16, Table 5.11 cross-classifies whether a person smokes frequently with the four scales of the MBTI personality test.
What types of transportation challenges must organizations take into account when considering global sourcing?
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