You decide to take two baseball players' percentages of strikes to see if there is a difference. Gavin threw 1623 pitches and 836 were called strikes, while Grayson threw 1493 pitches and made 725 strikes. a. Assuming all conditions were met, construct and interpret a 95% confidence interval to determine their difference in proportions of strikes thrown. b. Based only on your results from part a, what can you conclude about a significance test with the following null and alternative hypotheses: H,: P1 = P2 Ha: P1 > P2

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
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3) You decide to take two baseball players' percentages of strikes to see if there is a difference. Gavin threw
1623 pitches and 836 were called strikes, while Grayson threw 1493 pitches and made 725 strikes.
a. Assuming all conditions were met, construct and interpret a 95% confidence interval to determine their
difference in proportions of strikes thrown.
b. Based only on your results from part a, what can you conclude about a significance test with the
following null and alternative hypotheses:
Ho:P1
= P2
Ha: P1 > P2
Transcribed Image Text:3) You decide to take two baseball players' percentages of strikes to see if there is a difference. Gavin threw 1623 pitches and 836 were called strikes, while Grayson threw 1493 pitches and made 725 strikes. a. Assuming all conditions were met, construct and interpret a 95% confidence interval to determine their difference in proportions of strikes thrown. b. Based only on your results from part a, what can you conclude about a significance test with the following null and alternative hypotheses: Ho:P1 = P2 Ha: P1 > P2
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