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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 3 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule (see image below). Do not use normalcdf on your calculator. Suggestion: sketch the distribution in order to.answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 46 and 58 ounces? c) What percentage of the widget weights lie below 55 ? 34% 34% 2.35% 2.35% 13.5% 13.5% 0.15% 0.15%

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 3 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule (see image below). Do not use normalcdf on your calculator. Suggestion: sketch the distribution in order to.answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 46 and 58 ounces? c) What percentage of the widget weights lie below 55 ? 34% 34% 2.35% 2.35% 13.5% 13.5% 0.15% 0.15%

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question 12 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 3 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule (see image below). Do not use normalcdf on your calculator. Suggestion: sketch the distribution in order to.answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 46 and 58 ounces? c) What percentage of the widget weights lie below 55 ? 34% 34% 2.35% 2.35% 13.5% 13.5% 0.15% 0.15% -35 -2s -1s 0. 1s 25
Transcribed Image Text:Question 12 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 3 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule (see image below). Do not use normalcdf on your calculator. Suggestion: sketch the distribution in order to.answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 46 and 58 ounces? c) What percentage of the widget weights lie below 55 ? 34% 34% 2.35% 2.35% 13.5% 13.5% 0.15% 0.15% -35 -2s -1s 0. 1s 25
Question 13 The time to complete an exam is approximately Normal with a mean of 43 minutes and a standard deviation of 5 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. H = 43 o = 5 H-30 u-20 H+ 20 µ+30 Question Help: Written Example Message instructor Submit Question Jump to Answer
Transcribed Image Text:Question 13 The time to complete an exam is approximately Normal with a mean of 43 minutes and a standard deviation of 5 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. H = 43 o = 5 H-30 u-20 H+ 20 µ+30 Question Help: Written Example Message instructor Submit Question Jump to Answer
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