MATH 221 EXERCISE 2A FA 09

MATH 221 EXERCISE 2A FA 09 - M ATH 2 21 Statistics for...

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MATH 221 Statistics for Decision - Making Exercise Set 2A Student Name _______________________________________ Section ___ Date ________ Measures of Central Tendency (1) The following temperature readings were obtained from various cities across the nation. 23      0 7     50    99     68     72     74     92     83     83     59     63     91     88 Determine the mean temperature.  Sum and total / count (2) The weekly salaries of the 9 employees of the Talbot Tabulating Company are listed  below.  Determine their median salary.  $ 975 $ 845 $ 350 $ 420 $ 470 $ 350 $   819 $ 1,250 $ 1,100   Put data in order (3) A survey of fifty college students revealed the following information about their favorite  ice cream flavor. Butter Pecan, Chocolate, Butter Pecan, Strawberry, Vanilla,  Strawberry,  Chocolate Fudge, Neapolitan, Strawberry, Chocolate, Vanilla,  Strawberry,  Vanilla, Strawberry, Vanilla, Chocolate, Chocolate Fudge,  Neapolitan,  Neapolitan, Vanilla, Neapolitan, Butter Pecan, Chocolate  Fudge, Chocolate,  Neapolitan, Strawberry, Vanilla, Neapolitan, Vanilla,  Chocolate, Vanilla,  Butter Pecan, Strawberry, Neapolitan, Chocolate Fudge, Strawberry,  Strawberry, Vanilla, Neapolitan, Chocolate Fudge, Butter Pecan, Chocolate, Butter Pecan, Strawberry, Vanilla, Chocolate, Chocolate Fudge, Neapolitan,  Strawberry, Chocolate.   First Sort the flavors Determine the mode value of these flavors.  Do this by creating a frequency distribution  table to classify, according to ice cream flavor, the choices of each of the students.   Within the left - most column, arrange the flavors in alphabetically order, from top to  bottom.      Class ( Flavor ) Tally Frequency (4) Determine the final course average for the following student.  The student’s scores for  each of Test 1 , the Midterm, the Final and the class Project are included below.    © Copyright 2009 by P.E.P. 1
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MATH 221 Statistics for Decision - Making Exercise Set 2A Student Name _______________________________________ Section ___ Date ________ Student ID Test 1 Midterm Final Project 505 80
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MATH 221 EXERCISE 2A FA 09 - M ATH 2 21 Statistics for...

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