Quiz 4.3B
AP Statistics
Name:
A researcher suspected a relationship between peoples preferences in movies and preference in pizza. A random sample of 100 people produced the following two-way table: Ground Favorite Movie Pepperoni Beef Mushrooms Jurrasic
Quiz 6.2B
1. a 4 2. an even number 3. a number greater than 4 4. a number less than 7 5. a number greater than 0
AP Statistics
Name:
If a single die is rolled one time, find the probabilities of getting
6. a number greater than 3 or an odd number
7. a num
Quiz 11.1B
AP Statistics
Name:
The composition of the earths atmosphere may have changed over time. One attempt to discover the nature of the atmosphere long ago studies the gas trapped in bubbles inside ancient amber. Amber is tree resin that has hardene
QUIZ 4.2B
AP Statistics
Name:
Here are the golf scores of 11 members of a womens golf team in two rounds of tournament play:
Player Round 1 Round 2 1 89 94 2 90 85 3 87 89 4 95 89 5 86 81 6 81 76 7 105 89 8 83 87 9 88 91 10 91 88 11 79 80
Here is a scatte
QUIZ 4.1B
AP Statistics
Name:
The following table shows the federal debt for the years 1980 through 1991. Federal Debt Year (in trillions) 1980 0.909 1981 0.994 1982 1.1 1983 1.4 1984 1.6 1985 1.8 1986 2.1 1987 2.3 1988 2.6 1989 2.9 1990 3.2 1991 3.6 1. 2
Quiz 9.2B
AP Statistics
Name:
Suppose you are going to roll a fair six-sided die 60 times and record p , the proportion of times that a 1 or a 2 is showing. 1. Where should the distribution of the 60 p -values be centered? Justify your answer.
2. What i
Quiz 11.2B
AP Statistics
Name:
In a study of heart surgery, one issue was the effect of drugs called beta-blockers on the pulse rate of patients during surgery. The available subjects were divided at random into two groups of 30 patients each. One group r
Quiz 10.3B
AP Statistics
Name:
A study of the pay of corporate chief executive officers (CEOs) examined the increase in cash compensation of the CEOs of 104 companies, adjusted for inflation, in a recent year. The mean increase in real compensation was x
Quiz 10.4B
AP Statistics
Name:
Many homeowners buy detectors to check for the invisible gas radon in their homes. We want to determine the accuracy of these detectors. To answer this question, university researchers placed 12 radon detectors in a chamber
Quiz 12.1B
AP Statistics
Name:
LeRoy, a starting player for a major college basketball team, made only 40% of his free throws last season. During the summer, he worked on developing a softer shot in hopes of improving his free throw accuracy. In the first
Quiz 12.2B
AP Statistics
Name:
A study of chromosome abnormalities and criminality examined data from 4,124 males born in Copenhagen. Each man was classified as having a criminal record or not, using the registers maintained in the local police offices. E
QUIZ 13.1B
AP Statistics
Name:
The Advanced Placement (AP) Statistics examination was first administered in May 1997. Students papers are graded on a scale of 15, with 5 being the highest score. Over 7,600 students took the exam in the first year, and the
Quiz 14.1B
AP Statistics
Name:
There is some evidence that drinking moderate amounts of wine helps prevent heart attacks. The table gives data on yearly wine consumption (liters of alcohol from drinking wine, per person), and yearly deaths from heart dise
4.2 # 1-9 and 11, 15, 17, 18, 19, 21
1.
2.
3.
4.
5.
6.
7.
8.
9. ABC
a. SeeAside
b. y=y =0.7136x + 6.5498
c. SeeAside
10. N/A
11. ABCDEFGH
a. SeeAside
b. Usingpoints(3,4)&(8,14):y=2x2
c. SeeAside
d. y=2.023x2.325
e. Seeaside
f. Sumofsquaredresidualssquared
45’ Hi é 7:57
Summer 2015
Math Review Problems
17
Last Name_
First Name_
Part I: For each of the following write the correct answer on the blank space.
1. Suppose a sample random sample of size n is drawn from ilarge population with mean II
and standard d
Quiz 10.2B
AP Statistics
Name:
Statistics can help decide the authorship of literary works. Sonnets by an Elizabethan poet are known to contain an average of = 6.9 new words (words not used in the poets other works). The standard deviation of the number o
Quiz 10.1B
AP Statistics
Name:
Suppose your class is investigating the weights of Snickers 1-ounce fun-size candy bars to see if customers are getting full value for their money. Assume that the weights are normally distributed with standard deviation = .
Quiz 9.3B
AP Statistics
Name:
The scores of students on the ACT college entrance examination in a recent year had the normal distribution with mean = 20.4 and standard deviation = 5.8. 1. What is the probability that a randomly chosen student scored 24 or
Quiz 1.2B
AP Statistics
Name:
1. Mary measures the weights of five newly hatched pythons in ounces. John converts Marys measurements to grams. There are 28.35 grams in an ounce. Here are Marys results:
(a) Calculate the mean and standard deviation of Mary
Quiz 2.1B
AP Statistics
Name:
A density curve consists of a straight line segment that begins at the origin (0, 0) and has slope 1. 1. Sketch this density curve. What are the coordinates of the right endpoint of the segment? (Note that the right endpoint
Quiz 2.2B
AP Statistics
Name:
The Chapin Social Insight Test evaluates how accurately the subject appraises other people. In the reference population used to develop the test, scores are approximately normally distributed with mean 25 and standard deviati
Quiz 3.1B
AP Statistics
Name:
If an object is dropped from a height, its downward speed theoretically increases linearly over time because the object is subject to the steady pull of gravity. Because it is not easy to measure speed after a fixed time, a p
Quiz 3.2B
AP Statistics
Name:
There is some evidence that drinking moderate amounts of wine helps prevent heart attacks. The table gives data on yearly wine consumption (liters of alcohol from drinking wine, per person), and yearly deaths from heart disea
Quiz 3.3B
AP Statistics
Name:
The weights of children in the Egyptian village of Nahya were recorded. Here are the mean weights of the 170 children in that village:
Age(months) Weight(kg) 1 4.3 2 5.1 3 5.7 4 6.3 5 6.8 6 7.1 7 7.2 8 7.2 9 7.2 10 7.2 11 7.5
Quiz 5.1B
AP Statistics
Name:
1. In late 1995, a Gallup survey reported that Americans approved sending troops to Bosnia by 46 to 40 percent. The poll did not mention that 20,000 U.S. troops were committed to go. A CBS News poll, mentioned the 20,000 figu
Quiz 5.2B
AP Statistics
Name:
Is the right hand generally stronger than the left in right-handed people? You can crudely measure hand strength by placing a bathroom scale on a shelf with the end protruding and then squeezing the scale between the thumb be
Quiz 5.3B
AP Statistics
Name:
Joey is interested in investigating so-called hot streaks in foul shooting among basketball players. Hes a fan of Carla, who has been making approximately 80% of her free throws. Specifically Joey wants to use simulation meth
Quiz 6.3B
AP Statistics
Name:
In building new homes, a contractor finds that the probability of a homebuyer selecting a two-car garage is 0.70 and of selecting a one-car garage is 0.20. (Note that the builder will not build a threecar or larger garage.) 1
Quiz 7.1B
AP Statistics
Name:
A die is loaded in such a way that the probabilities of getting 1, 2, 3, 4, 5, and 6 are 1/2, 1/6, 1/12, 1/12, and 1/12, respectively. 1. Construct a probability distribution for the data, and draw a probability distribution