What is to be done to determine the lower class boundary of the class interval 7.5-11.5 A. Subtract 0.50 from 7.5 B. Subtract 0.50 from 11.5 C. Add 0.50 from 7.5 D. Add 0.50 from 11.5

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A: The class width is calculated as follows:

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A: TO SOLVE THIS QUESTION WE WILL FIRST DRAW THE FREQUENCY TABLE.

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Q: Here is a data set: 416 354 371 322 358 360 395 381 397 346 348 381 335 322 349 327 391 360 345 342…

A: The minimum and maximum value of the data are 322 and 416, respectively.