A recent survey showed that from a sample of 500 packages delivered by a Postal Service, 480 were delivered on time. ii. Compute the value of the test statistic. iv. State the decision rule. v. Give your decision based on the available sample evidence

A recent survey showed that from a sample of 500 packages delivered by a Postal Service, 480 were delivered on time. ii. Compute the value of the test statistic. iv. State the decision rule. v. Give your decision based on the available sample evidence

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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Question

A recent survey showed that from a sample of 500 packages delivered by a Postal Service, 480
were delivered on time.

ii. Compute the value of the test statistic.
iv. State the decision rule.
v. Give your decision based on the available sample evidence.
vi. Hence, state your conclusion.

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