The mean speeds o compared. A sample populations have nc speedier fastball. Pitcher Sample M Wesley 86 Rodriguez 91 Fill in the blanks to c To find the p-value of -NORM.DIST(-5,0.SC Note: Round the p-va

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The mean speeds of fastball pitches from two different baseball pitchers are to be
compared. A sample of 14 fastball pitches is measured from each pitcher. The
populations have normal distributions. Scouters believe that Rodriguez pitches a
speedier fastball.
Pitcher
Sample Mean Speed of Pitches (mph) Population Standard Deviation
Wesley
86
3
Rodriguez 91
7
Fill in the blanks to correctly complete the statement.
To find the p-value of
you would use the Excel command
-NORM.DIST(-5,0.SQRT(
^2/14+7^2/
).1)
Note: Round the p-value to three places.
Transcribed Image Text:The mean speeds of fastball pitches from two different baseball pitchers are to be compared. A sample of 14 fastball pitches is measured from each pitcher. The populations have normal distributions. Scouters believe that Rodriguez pitches a speedier fastball. Pitcher Sample Mean Speed of Pitches (mph) Population Standard Deviation Wesley 86 3 Rodriguez 91 7 Fill in the blanks to correctly complete the statement. To find the p-value of you would use the Excel command -NORM.DIST(-5,0.SQRT( ^2/14+7^2/ ).1) Note: Round the p-value to three places.
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