- A Normal Distribution Has A Mean Of 142 And A Standard Deviation Of 3 Find The Z Score For A Data Value Of 132 Round T 1 (7.94 KiB) Viewed 13 times
- A Normal Distribution Has A Mean Of 142 And A Standard Deviation Of 3 Find The Z Score For A Data Value Of 132 Round T 2 (23.55 KiB) Viewed 13 times
- A Normal Distribution Has A Mean Of 142 And A Standard Deviation Of 3 Find The Z Score For A Data Value Of 132 Round T 3 (38.54 KiB) Viewed 13 times
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 55 ounces and a standard deviation of 3 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 68% 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 61? %
The graph illustrates a normal distribution for the prices paid for a particular model of HD television. The mean price paid is $1600 and the standard deviation is $145. 1165 1310 1455 1600 1745 Distribution of Prices 1890 2035 Q What is the approximate percentage of buyers who paid more than $1890? 2.28 X% What is the approximate percentage of buyers who paid between $1455 and $1745? What is the approximate percentage of buyers who paid between $1455 and $1600? What is the approximate percentage of buyers who paid less than $1165? What is the approximate percentage of buyers who paid between $1310 and $1600? What is the approximate percentage of buyers who paid between $1600 and $2035?