Watch Corporation of Switzerland claims that its watches on average will neither gain nor lose time during a week. A sample of 18 watches provided the following gains (+) or losses (-) in seconds per week. Click here for the Excel Data File -0.38 -0.32 -0.17 -0.68 HO P H1: u -0.22 -0.45 -0.25 -0.51 +0.33 -0.59 -0.21 -0.07 a. State the null hypothesis and the alternate hypothesis. +0.41 -0.18 +0.41 -0.56 -0.10 +0.04

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Watch Corporation of Switzerland claims that its watches on average will neither gain nor lose time during a week. A sample of 18
watches provided the following gains (+) or losses (-) in seconds per week.
Click here for the Excel Data File
-0.38
-0.32
-0.17
-0.68
HO: P
H1: u
-0.22
-0.45
-0.25
-0.51
+0.33
-0.59
-0.21
-0.07
a. State the null hypothesis and the alternate hypothesis.
+0.41
-0.18
+0.41
-0.56
-0.10
+0.04
Transcribed Image Text:Watch Corporation of Switzerland claims that its watches on average will neither gain nor lose time during a week. A sample of 18 watches provided the following gains (+) or losses (-) in seconds per week. Click here for the Excel Data File -0.38 -0.32 -0.17 -0.68 HO: P H1: u -0.22 -0.45 -0.25 -0.51 +0.33 -0.59 -0.21 -0.07 a. State the null hypothesis and the alternate hypothesis. +0.41 -0.18 +0.41 -0.56 -0.10 +0.04
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