Weight Away, a company that sels weight-loss plans, often advertises the effectiveness of its plans by...

   

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Weight Away, a company that sels weight-loss plans, often advertises the effectiveness of its plans by highlighting the stories of a few clients who have lost extraordinary amounts of weight. To get a better indication of the general effectiveness of the plans, we asked Weight Away to send us information about "typical" clients. Weight Away mailed us a brochure with the following histogratm, which displays the weight loss (in pounds) over the past month for 51 Weight Away clients. (Note that a negative value for weight loss represents a weight gain.) Freguemcy 12 12 10 10 10 10 20 30 40 30 Weight ls On pound) Based on the histogram, estimate the mean weight loss (in pounds) for this samole of Weight Away chents. Carry your intermedate computations to at least four deccimal places, and round your answer to at least one decimal place. Weight Away, a company that sels weight-loss plans, often advertises the effectiveness of its plans by highlighting the stories of a few clients who have lost extraordinary amounts of weight. To get a better indication of the general effectiveness of the plans, we asked Weight Away to send us information about "typical" clients. Weight Away mailed us a brochure with the following histogratm, which displays the weight loss (in pounds) over the past month for 51 Weight Away clients. (Note that a negative value for weight loss represents a weight gain.) Freguemcy 12 12 10 10 10 10 20 30 40 30 Weight ls On pound) Based on the histogram, estimate the mean weight loss (in pounds) for this samole of Weight Away chents. Carry your intermedate computations to at least four deccimal places, and round your answer to at least one decimal place.

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