In an endeavor to increase sales at a local mall, the management gathered data on the...

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In an endeavor to increase sales at a local mall, the management gathered data on the amount of time that current shoppers spend in the mall. A random sample of n = 104 shoppers were timed, and the results (in minutes) are given in Table 2.1. Find the 25th and 85th percentiles. The data is listed in Table 2.1 and contained in the data file Shop- ping Times. Table 2.1 Shopping Times 18 46 45 20 33 33 21 31 23 34 42 38 31 38 21 37 37 30 42 34 34 18 30 48 51 52 19 37 30 25 42 41 34 50 52 50 19 21 34 25 18 25 25 43 59 37 23 23 40 31 45 51 45 60 30 40 37 21 34 34 42 43 60 40 37 20 40 18 21 52 18 68 28 57 63 57 63 31 67 25 69 34 69 57 69 57 70 18 70 70 1 75 75 1 70 69 68 4 59 71 73 73 71 64 18 47 52 55 25 In an endeavor to increase sales at a local mall, the management gathered data on the amount of time that current shoppers spend in the mall. A random sample of n = 104 shoppers were timed, and the results (in minutes) are given in Table 2.1. Find the 25th and 85th percentiles. The data is listed in Table 2.1 and contained in the data file Shop- ping Times. Table 2.1 Shopping Times 18 46 45 20 33 33 21 31 23 34 42 38 31 38 21 37 37 30 42 34 34 18 30 48 51 52 19 37 30 25 42 41 34 50 52 50 19 21 34 25 18 25 25 43 59 37 23 23 40 31 45 51 45 60 30 40 37 21 34 34 42 43 60 40 37 20 40 18 21 52 18 68 28 57 63 57 63 31 67 25 69 34 69 57 69 57 70 18 70 70 1 75 75 1 70 69 68 4 59 71 73 73 71 64 18 47 52 55 25

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Frequency Distrbution is calculated as follows Class Frequency 182... View the full answer