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. Question1 V l > i The time to complete an exam is approximately Normal with a mean of 55 minutes and a standard deviation of 3' minutes. The bell curve below represents the distribution for testing times. The scale on the horizontal axis is equal to the standard deviation. Fill in the indicated boxes. Question Help: El Video Submit Question Weights for a certain species of newt are normally distributed with a mean of 42 grams and standard deviation 6 grams. The bell curve below represents the probability distribution for newt weights. The scale on the horizontal axis is equal to the standard deviation. Fill in the three indicated boxes. Pro Score: 0/18 0/18 answered Question 3 The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 49 ounces and a standard deviation of 6 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 99.7% of the widget weights lie between oz and OZ b) What percentage of the widget weights lie between 43 and 67 ounces? % c) What percentage of the widget weights lie above 37 ? % Question Help: Video Submit