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Kindly carry out a hypothesis test on the data below using stat tools and provide feedback on whether or not to reject the null hypothesis

Kindly carry out a hypothesis test on the data below using stat tools and provide feedback on whether or not to reject the null hypothesis

Null Hypothesis - There is no difference between the performance of baseball game players in their first or second year

Alternative hypothesis - Athletes often perform surprisingly well in their first season of competition but rarely do well in their second or sophomore season

Rookie-Award Data, Pitchers
American League Rookie Year Sophomore Year
W L ERA G IP W L ERA G IP
1952 Harry Byrd 15 15 3.31 37 228 11 20 5.51 40 237
1954 Robert Grim 20 6 3.26 37 199 7 5 4.19 26 92
1955 Herbert Score 16 10 2.85 33 227 20 9 2.53 35 249
1961 Donald Schwall 15 7 3.22 25 179 9 15 4.94 33 182
1963 Gary Peters 19 8 2.33 41 243 20 8 2.5 37 274
1968 Stan Bahnsen 17 12 2.05 37 267 9 16 3.83 40 221
1976 Mark Fidrych 19 9 2.34 31 250 6 4 2.89 11 81
1981 Dave Righetti 8 4 2.06 15 105 11 10 3.79 33 183
1989 Gregg Olson 5 2 1.69 64 85 6 5 2.42 64 74.1
2000 Kazuhiro Sasaki 2 5 3.16 63 62.2 0 4 3.24 69 66.2
2005 Huston Street 5 1 1.72 67 78.1 4 4 3.31 69 70.2
2006 Justin Verlander 17 9 3.63 30 186 18 6 3.66 32 201.2
2009 Andrew Bailey 6 3 1.84 68 83.1 1 3 1.47 47 49
2010 Neftali Feliz 4 3 2.73 70 69.1 2 3 2.74 64 62.1
2011 Jeremy Hellickson 13 10 2.95 29 189 10 11 3.1 31 177
National League Rookie Year Sophomore Year
W L ERA G IP W L ERA G IP
1949 Donald Newcombe 17 8 3.17 38 244 19 11 3.7 40 267
1952 Joseph Black 15 4 2.15 56 142 6 3 5.33 34 73
1957 John Sanford 19 8 3.08 33 237 10 13 4.44 38 186
1967 Tom Seaver 16 13 2.76 35 251 16 12 2.2 36 278
1970 Carl Morton 18 11 3.6 43 285 10 18 4.79 36 214
1972 Jon Matlack 15 10 2.32 34 244 14 16 3.2 34 242
1975 John Montefusco 15 9 2.88 35 244 16 14 2.84 37 253
1976 Butch Metzger 11 4 2.92 77 123 4 2 3.59 75 115
Pat Zachry 14 7 2.74 38 204 10 13 4.25 31 195
1979 Rick Sutcliffe 17 10 3.46 39 242 3 9 5.56 42 110
1980 Steve Howe 7 9 2.65 59 85 5 3 2.5 41 54
1981 Fernando Valenzuela 13 7 2.48 25 192 19 13 2.87 37 285
1984 Dwight Gooden 17 9 2.6 31 218 24 4 1.53 35 277
1986 Todd Worrell 9 10 2.08 74 104 8 6 2.66 75 95
1995 Hideo Nomo 13 6 2.54 28 191.1 16 11 3.19 33 228.1
1998 Kerry Wood 13 6 3.4 26 166.2 8 7 4.8 23 137
1999 Scott Williamson 12 7 2.41 62 93.1 5 8 3.29 48 112
2002 Jason Jennings 16 8 4.52 32 185.1 12 13 5.11 32 181.1
2003 Dontrelle Willis 14 6 3.3 27 160.2 10 11 4.02 32 197
2011 Craig Kimbrel 4 3 2.1 79 77 3 1 1.01 63 62.2
W = Wins (number of games won) G = Games played
L = Losses (number of games lost) IP = Innings pitched
ERA = Earned run average

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