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Statistics / Statistics for Engineers and Scientists 4 / Chapter 5.6 / Problem 4E

Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi

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QUESTION:

A new post-surgical treatment is being compared with a standard treatment. Seven subjects receive the new treatment, while seven others (the controls) receive the standard treatment. The recovery times, in days, are given below.

Treatment: 12 13 15 19 20 21 24

Control: 18 23 24 30 32 35 39

Find a 98% confidence interval for the difference in the mean recovery times between treatment and control.

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QUESTION:

A new post-surgical treatment is being compared with a standard treatment. Seven subjects receive the new treatment, while seven others (the controls) receive the standard treatment. The recovery times, in days, are given below.

Treatment: 12 13 15 19 20 21 24

Control: 18 23 24 30 32 35 39

Find a 98% confidence interval for the difference in the mean recovery times between treatment and control.

ANSWER:

Step 1 of 4

Given data

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