A livestock company reports that the mean weight of a group of young steers is 1135 pounds with a standard deviation of 68 pounds. Based on the model ​N(1135​,68​) for the weights of​ steers, what percent of steers weigh ​a) over 900 ​pounds? ​b) under 1200 ​pounds? ​c) between 1100 and 1150 ​pounds? ​a) nothing​% of steers have weights above 900 pounds. ​(Round to one decimal place as​ needed.) ​b) nothing​% of steers have weights below 1200 pounds. ​(Round to one decimal place as​ needed.) ​c) nothing​% of the steers weigh between 1100 and 1150 pounds. ​(Round to one decimal place as​ needed.)

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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A livestock company reports that the mean weight of a group of young steers is
1135
pounds with a standard deviation of
68
pounds. Based on the model
​N(1135​,68​)
for the weights of​ steers, what percent of steers weigh
​a) over
900
​pounds?
​b) under
1200
​pounds?
​c) between
1100
and
1150
​pounds?
​a)
nothing​%
of steers have weights above
900
pounds.
​(Round to one decimal place as​ needed.)
​b)
nothing​%
of steers have weights below
1200
pounds.
​(Round to one decimal place as​ needed.)
​c)
nothing​%
of the steers weigh between
1100
and
1150
pounds.
​(Round to one decimal place as​ needed.)
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