AP统计学 2023年真题 附答案和评分标准 AP Statistics 2023 Real Exam with Answers and Scoring Guidelines.pdf

2023

®

APStatistics

Free-ResponseQuestions

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FormulasforAPStatistics

I.DescriptiveStatistics

∑x∑x−x2

1i12(i)

x=∑xs∑x−x

ix(i)

nnn−1n−1

ˆya+bx

ya+bx

1xi−xyi−ysy

r∑br

n−1sxsysx

II.ProbabilityandDistributions

P(A∩B)

PA∪BPA+PB−PA∩BP(A|B)

()()()()

PB

()