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The following data give the weekly amounts spent on groceries for a sample of households: $291 348 175 90 198 338 300 345 242 298

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The following data give the weekly amounts spent on groceries for a sample of households: $291 348 175 90 198 338 300 345 242 298 175 267 291 181 201 135 248 323 213 164 296 301 250 299 20 49 381 125 74 135 212 472 317 169 181 400 479 369 617 346 297 256 424 138 361 a. How many classes would you recommend? Number of classes b. What class interval would you suggest? Class interval 100

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