2017 AP Statistics統計學真題Practice Exam系列之選擇題免費下載

歷年AP?Statistics統計學系列

真題與答案下載

翰林國際教育全網首發

力爭超快速發布最全資料

助你在升學路上一帆風順

為你的未來保駕護航

2017 AP Statistics Practice Exam Multiple Choice Questions Free Download

2017 AP統計學模考選擇題部分免費下載

此套題共計1小時30分鐘，共40題

占總分50%

僅可使用鉛筆答題

可以使用圖形計算器

考試時會提供常用公式表

完整版下載鏈接見文末

部分真題預覽：

1）Researchers conducted a telephone survey of 427 adults living in a large city. The adults were asked whether they planned to purchase a smart watch in the next year. The table shows the responses categorized by the region of the city in which the residents live.

Which of the following graphical displays is most appropriate for comparing the proportions of those surveyed who plan to purchase a smart watch within the four regions?

1. A scatterplot
2. A boxplot
3. A segmented bar chart
4. A back-to-back stemplot
5. A dotplot

2) A scientist recorded the duration of the eruptions of the Old Faithful geyser in Yellowstone National Park that occurred during a one-month time period. The histogram below shows the distribution of the duration, in seconds, of the eruptions.

Based on the histogram, which of the following is the best description of the distribution?

1. The distribution is uniform, is centered at about 200 seconds, and has a range of at most 250 seconds.
2. The distribution is skewed to the left, is centered at about 125 seconds, and has range of at most 250 seconds.
3. The distribution is skewed to the right, is centered at about 160 seconds, and has a range of at most 250 seconds.
4. The distribution displays two clusters, has a range of at most 200 seconds, and includes outliers below 75 seconds and above 325 seconds.
5. The distribution displays two clusters, with one cluster centered at about 125 seconds and the other centered at about 260 seconds, and has a range of at most 250 seconds

4) Researchers used two footballs of the same size to examine the effect of helium on kicking distance. One football was filled with air, and the other was filled with helium. Eleven people participated in the study. Each person kicked the football willed with air and the football filled with helium, and the kicking distances, in yards, were recorded. The football that was kicked first was determined by the flip of a fair coin, and the people did not know which football was filled with air and which was filled with helium. What type of study was conducted by the researchers and, of the following, which is the appropriated t-interval for inference?

1. A completely randomized design and a t-interval for a difference between means for independent samples
2. A completely randomized design and a t-interval for a mean difference
3. A matched-pairs design and a t-interval for a difference between means for independent samples
4. A matched-pairs design and a t-interval for a mean difference
5. An observational study and t-interval for a difference between means for independent samples

完整版真題資料可以底部二維碼免費領取↓↓↓

咨詢或AP報名請添加顧問微信