Ap stats test - Study guides, Class notes & Summaries

AP Stats Advanced Study Test 2024. The dotplot below displays the total number of miles that the 28 residents of one street in a certain community traveled to work in one five-day workweek. Which of the following is closest to the percentile rank of a resident from this street who traveled 85 miles to work that week? - CORRECT ANSWER B- 70 A large simple random sample of people aged nineteen to thirty living in the state of Colorado was surveyed to determine which of the two MP3 players just...

data - correct answer systematically recorded information population - correct answer all cases we wish we knew about sample - correct answer all cases we actually examine categorical variable - correct answer all variables that name categories quantitative variable - correct answer a variable in which the numbers act as numerical values frequency table - correct answer a table that lists categories in a categorical variable and gives counts of observ...

1. What is the purpose of measures of central tendency? a. to find the most typical value of a distribution of scores b. to find the most surprising value of a distribution of scores c. to find the most significant value of a distribution of scores d. to find the most important value of a distribution of scores ANSWER: a 2. Which of these statements describes the three commonly used measures of central tendency (mode, median, and mean)? a. They define “typical” or...

AP STATS CHAPTER 9-10-11 KHANS(AT LEAST THE ONES THAT CONFUSED ME!) A sociologist studying fertility in Venezuela and Colombia wanted to test if there was a difference in the average number of babies women in each country have. The sociologist obtained a random sample of women from each country. Here is a summary of their results: The P-value is greater than a=.10 and they cannot conclude that there is a difference between the means. Felipe works at a factory that uses two independent p...

AP STATS CHEAT STUDY GUIDE 2024. A candy company produces individually wrapped candies. The quality control manager for the company believes that the weight of the candies is approximately normally distributed with mean 720 milligrams (mg). If the manager's belief is correct, which of the following intervals of weights will contain the largest proportion of the candies in the distribution of weights? (A) 740 mg to 780 mg (B) 700 mg to 740 mg (C) 680 mg to 720 mg (D) 660 mg to 700 mg (...

Null Hypothesis (H0) Answer: The claim that we weigh evidence against in a statistical test; usually a statement of "no difference" Alternative Hypothesis (Ha) Answer: The claim about the population that we try to weigh evidence for. One-sided alternative hypothesis Answer: If it states that a parameter is larger than the null hypothesis value or if it states that the parameter is smaller than the null value. Two-sided alternative hypothesis Answer: If ...

AP Stats Final Review Practice Questions 2024. The dotplot below displays the total number of miles that the 28 residents of one street in a certain community traveled to work in one five-day workweek. Which of the following is closest to the percentile rank of a resident from this street who traveled 85 miles to work that week? - CORRECT ANSWER B- 70 A large simple random sample of people aged nineteen to thirty living in the state of Colorado was surveyed to determine which of the two ...

AP Stats Final Exam Prediction Questions 2024. The dotplot below displays the total number of miles that the 28 residents of one street in a certain community traveled to work in one five-day workweek. Which of the following is closest to the percentile rank of a resident from this street who traveled 85 miles to work that week? - CORRECT ANSWER B- 70 A large simple random sample of people aged nineteen to thirty living in the state of Colorado was surveyed to determine which of the two ...

AP Stats Final Exam Study Questions 2024. A data set of test scores is being transformed by applying the following rule to each of the raw scores. Transformed score = 3.5(raw score) + 6.2 Which of the following is NOT true? - CORRECT ANSWER The range of the transformed scores equals 3.5(the range of the raw scores) + 6.2 An agriculturalist working with Australian pine trees wanted to investigate the relationship between the age and the height of the Australian pine. A random sample of ...