Using the following sample data for Duration (in Minutes) of dormant periods of the geyser Old Faithful 42 45 49 45-53.815-8.875 Findx and s2: n:8 x=431 50 51 55 69 70 49 (x-x)=-4.815 x-x=-3.875 59 y -2.875 (756.80525) X= F1.125 8 =108.115 69(5.125 6016.125 If we want to convert all measurements to seconds, then find the corresponding and s2: (756.80525X60) =6486.9 43/x60 8 =3232.5
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Step 1: List the data and count: data (minutes) = 42, 45, 49, 50, 51, 55, 69, 70; n = 8; sum = 42+45+49+50+51+55+69+70 = 431. Show more…
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