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The following data represent the battery life, in shots, for a sample of 12 three pixel digital cameras. Complete parts (a) through (d). 320 190 70 180 340 450 240 30 330 150 120 230 a. Place the data into an ordered array. The ordered array is (Use a comma to separate answers as needed.) b. Construct a stem-and-leaf display. Group the values by hundreds, and use the tens digits as the leaves c. Does the ordered array or the stem-and-leaf display provide more information? O ordered array stem-and-leaf display d. Around what value, if any, is the battery life concentrated? O A. Between 0 - 100 O B. Between 100 - 200 O C. Between 200 - 300 O D. Between 300 - 400