Kellogg’s Smart Start cereal promotes on its package “lose up to 6lbs in 2 week’s”. This claim encourages customer to fo

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Kellogg’s Smart Start cereal promotes on its package “lose up to
6lbs in 2 week’s”. This
claim encourages customer to follow their “Kick Start Diet”.
Investigation of the package
finds that the average weight loss is 4.2 pounds. Assume the
population of dieters follows a
normal distribution with a standard deviation of 0.7 pounds.
a. Fifteen percent of the dieters will lose no more than how
many pounds?