Mathematics, 08.10.2019 16:30 hewonabi123
The acme company manufactures widgets. the distribution of widget weights is bell-shaped. the widget weights have a mean of 43 ounces and a standard deviation of 7 ounces. use the empirical rule. standard normal curve with empirical values suggestion: sketch the distribution in order to answer these questions.
a) 95% of the widget weights lie between and
b) what percentage of the widget weights lie between 12 and 57 ounces? %
c) what percentage of the widget weights lie above 30 ? %
Answers: 2
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Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.
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Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
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Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial
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The acme company manufactures widgets. the distribution of widget weights is bell-shaped. the widget...
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