The average number of calories in a 1.5 ounce chocolate bar is 225. Suppose that the distribution of calories is approximately Normal with a standard deviation of
10. What can you say about 1.5 ounce chocolate bars?
Approximately 95% of 1.5 ounce chocolate bars have between 195 and 245 calories in
them.
Approximately 34% of 1.5 ounce chocolate bars have between 235 and 245 calories in
them.
Approximately 68% of 1.5 ounce chocolate bars have between 205 and 245 calories in
them.
Approximately 5% of 1.5 ounce chocolate bars have more than 245 calories in them.
Approximately 99.7% of 1.5 ounce chocolate bars have between 195 and 255 calories
in them.
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