1.   Evaluate 27 ÷ 3 ·†3 + 5.
    A. 8 B. 17
    C. 72 D. 32
    Hint

  2.   What is the interval?
   
    A. 51-100 B. 50
    C. 9 D. 10
    Hint

  3.   Find the median of {55, 21, 21, 69, 71}.
    A. 21 B. 47.4
    C. 55 D. 71
    Hint

  4.   You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80?
    A. 97 B. 93
    C. 80 D. 100
    Hint

  5.   Which statistic is misleading in the following set of test scores?
2, 85, 87, 88, 89
    A. mean B. median
    C. mode D. upper quartile
    Hint

  6.   Which statistic gives the most accurate information for the following set of test scores?
2, 85, 87, 88, 89
    A. mode B. median
    C. range D. mean
    Hint

  7.   Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks?
$1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00
    A. median B. mean
    C. mode D. range
    Hint

  8.   The prices of a certain type of calculator in eight different retail stores are; $70 $75 $80 $80 $85 $90 $95 $105. Which of the tables is a frequency table of the prices?
    A.
    B.
    C.
    D.
    Hint

  9.   In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2.
    A. 5 B. 10
    C. 20 D. 40
    Hint

  10.   Solve x + 3 = 22.
    A. 23 B. 19
    C. 17 D. 25
    Hint

  11.   Solve 3x = 36.
    A. 6 B. 12
    C. 14 D. 13
    Hint

  12.   Ben races motorcycles for fun. So far, his lap times, in seconds, are 32, 35, 33, and 32. What time must Ben get on his final lap for his average lap time to be 32.6?
    A. 31 B. 32
    C. 33 D. 32.6
    Hint

  13.   On average, letter carriers deliver approximately 670 million pieces of mail each day. About how many pieces of mail do they deliver in 6 days?
    A. 4,020 B. 420 billion
    C. 4.02 million D. 4.02 billion
    Hint

  14.   Describe and identify the pattern in the sequence.
6, 7, 9, 12, 16, Ö
    A. ×2; geometric B. Add 1 to the first term, add 2 to the second term, and so on; neither arithmetic nor geometric
    C. Add 2 to the first term, add 4 to the second term, and so on; neither arithmetic nor geometric D. +1; arithmetic
    Hint

  15.   Describe and identify the pattern in the sequence.
0.3, 0.6, 1.2, 2.4, Ö
    A. ×0.2; geometric B. +2; arithmetic
    C. ×2; geometric D. +0.3; arithmetic
    Hint

  16.   Michiganís population is almost 10,000,000 people. Texasí population is twice that of Michigan. About how many people live in Texas?
    A. 2.0 × 107 B. 2.0 × 108
    C. 2.0 × 109 D. 2.0 × 106
    Hint

  17.   The Used Car Store recently took an inventory of the remaining cars on their lot. The frequency table shows the results. Find how many cars were made in the 21st century.
   
    A. 29 B. 33
    C. 18 D. 15
    Hint

  18.   The table shows the scores of the University of Texas menís basketball team during the 2002-2003 regular season. Make a stem-and-leaf-plot and use it to find the statement that best describes the data.
   
    A. The majority of points scored were in the 70s. B. The data point 58 is an outlier.
    C. The majority of points scored were in the 80s. D. The mode is 77 points scored.
    Hint

  19.   Which bar graph shows the number of endangered species by group in the U.S.?
   
    A.
    B.
    C.
    D.
    Hint

  20.   Make a histogram to show the number of hours people in the survey sleep.
   
    A. B.
    C. D.
    Hint



Glencoe
The McGraw-Hill Companies