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Josh Shapiro. Joshua David Shapiro [1] (born June 20, 1973 [2]) is an American politician and attorney who has served as the 48th governor of Pennsylvania since 2023. A member of the Democratic Party, he served as the 50th Pennsylvania attorney general from 2017 to 2023 and as a member of the Montgomery County Board of Commissioners from 2012 ...
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The Shapiro–Wilk test tests the null hypothesis that a sample x1, ..., xn came from a normally distributed population. The test statistic is. where. with parentheses enclosing the subscript index i is the i th order statistic, i.e., the i th-smallest number in the sample (not to be confused with ). is the sample mean.
The Shapiro reaction or tosylhydrazone decomposition is an organic reaction in which a ketone or aldehyde is converted to an alkene through an intermediate hydrazone in the presence of 2 equivalents of organolithium reagent. [1] [2] [3] The reaction was discovered by Robert H. Shapiro in 1967. [4] The Shapiro reaction was used in the Nicolaou ...
Coupon is located in the northeastern part of Gallitzin Township near the eastern border of Cambria County at the crest of the Allegheny Front, the eastern edge of the Allegheny Plateau. It is located at 40°32′12″N 78°33′54″W (40.5367356, -78.5150162), [1] about 87 miles (140 km) east of Pittsburgh and 9 miles (14 km) west of Altoona.
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