Mathematics, 27.06.2019 21:40 hernandezeileen20
Assume the upper arm length of males over 20 years old in the united states is approximately normal with mean 39.2 centimeters (cm) and standard deviation 2.4 cm. use the 68β95β99.7 rule to answer the given questions. (a) what range of lengths covers almost all, 99.7% , of this distribution? enter your answers rounded to one decimal place. from : cm to : cm (b) what percent of men over 20 have upper arm lengths less than 36.8 cm? enter your answer rounded to one decimal place.
Answers: 1
Mathematics, 21.06.2019 21:00
The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.
Answers: 1
Mathematics, 21.06.2019 23:00
Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?
Answers: 1
Mathematics, 22.06.2019 01:30
Pls math have no ideamultiply and simppify. 2x^2y^3z^2 β’ 4xy^4x^2
Answers: 2
Assume the upper arm length of males over 20 years old in the united states is approximately normal...
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