Page 364 - Algebra 1

*8. A class makes a box-and-whisker plot to show how many children are in each
(54) family. Identify the median, upper and lower quartiles, upper and lower extremes,
and the interquartile range.
Children per Family
012345
*9. A doctor makes a box-and-whisker plot to show the number of patients she (54) sees each day. Identify the median, upper and lower quartiles, upper and lower
extremes, and the interquartile range.
Patients per Day
10 15 20 25 30
*10. Formulate Create a data set that meets the following criteria: lower extreme 62, (54) lower quartile 70, median 84, upper quartile 86, and upper extreme 95.
*11. Multiple Choice Using a box-and-whisker plot, which information can you (54) gather?
A the mode B the range
C the mean D the number of data values
*12. Astronomy The planets’ distances (in millions of miles) from the sun are as follows: (54)
36, 67, 93, 142, 484, 887, 1765, and 2791
Make a box-and-whisker plot of these distances and determine if any planet’s distance is an outlier.
13. Find the percent of increase or decrease to the nearest percent from the original (47) price of $2175.00 to the new price of $2392.50.
*14. Choose an appropriate measure of central tendency to represent the data set. Justify (48) your answer.
12 quiz scores (in percents): 86, 92, 88, 100, 86, 94, 92, 78, 90, 96, 94, 84.
*15. Manufacturing A skateboard factory has 467 skateboards in stock. The factory can (49) produce 115 skateboards per hour. Write a linear equation in slope-intercept form
to represent the number of skateboards in inventory after so many hours if no shipments are made.
16. Write an inequality for the graph below. (50)
-9 -7 -5
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