Pathway to Introductory Statistics 1st Edition by Lehmann - Test Bank
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Statistics - Test Bank
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Statistics - Test Bank
Exam Name___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Respond to the question by using complete sentences.
1) Let n be the number (in thousands) of fans who attend a baseball game. What does n = 35 mean...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Respond to the question by using complete sentences.
1) Let n be the number (in thousands) of fans who attend a baseball game. What does n = 35 mean in 1)
this situation?
A) 35 fans attended the baseball game.
B) 35,000 fans attended the baseball game.
C) There are 35,000 seats at the baseball field.
D) There are 35 seats at the baseball field.
2) Let p be the percentage of college students who participate in athletics. The value of p is about 35 2)
for 2006. What does p = 35 mean in this situation?
A) In 2006, about 35% of college students participated in athletics.
B) In 2006, college students participated in athletics.
C) In 2006, about 35 college students participated in athletics.
D) In 2006, about 0.35% of college students participated in athletics.
3) Let p be a company's annual profit (in millions of dollars). What does p = -10 mean in this 3)
situation?
A) The company made $10. B) The company lost $10.
C) The company made $10 million. D) The company lost $10 million.
4) Let t be the number of years since 2000. What does t = 1 mean in this situation? 4)
A) The statement t = 1 represents the year 1999.
B) The statement t = -1 represents the year 1999.
C) The statement t = -1 represents the year 2001.
D) The statement t = 1 represents the year 2001.
5) Let t be the number of years since 2000. What does t = -7 mean in this situation? 5)
A) The statement t = -7 represents the year 2007.
B) The statement t = -7 represents the year 1993.
C) The statement t = 7 represents the year 2007.
D) The statement t = 7 represents the year 1993.
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Choose a variable name for the given quantity. Give two numbers that the variable can represent and two numbers that
it cannot represent.
6) The weight (in pounds) that a person weighs after a diet 6)
7) The annual salary (in thousands of dollars) of a college graduate 7)
1
,Solve the problem.
8) A rectangle has an area of 72 square feet. Let W be the width (in feet), L be the length (in feet), 8)
and A be the area (in square feet).
a. Sketch three possible rectangles of area 72 square feet.
b. Which of the symbols W, L, and A are variables?
c. Which of the symbols W, L, and A are constants?
9) The perimeter of a rectangle is the sum of the lengths of all four sides. A rectangle has a 9)
perimeter of 36 yards. Let W be the width, L be the length, and P be the perimeter, all units in
yards.
a. Sketch three possible rectangles of perimeter 36 yards.
b. Which of the symbols W, L, and P are variables?
c. Which of the symbols W, L, and P are constants?
10) The length of a rectangle is twice the width. Let W be the width, L be the length, and P be the 10)
perimeter, all units in feet.
a. Sketch three possible rectangles in which the length is twice the width.
b. Which of the symbols W, L, and P are variables?
c. Which of the symbols W, L, and P are constants?
11) The width of a rectangle is 4 inches. Let W be the width (in inches), L be the length (in inches),11)
and A be the area (in square inches).
a. Sketch three possible rectangles of width 4 inches.
b. Which of the symbols W, L, and A are variables?
c. Which of the symbols W, L, and A are constants?
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Graph the numbers on a number line.
11 11
12) - , -1, 1, 12)
3 3
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