Assume the weight of adult males is normally distributed. The following weight of adult males in lbs taken in a recent study. 150 152 154 155 156 158 158 160 161 163 164 165 165 166 166 166 167 167 168 169 171 172 174 174 176 177 178 179 179 181 183 Assume the standard deviation for weight is 10 lbs. A recent boat seat is graded for between 160 and 175 lbs. What percentage of males would be able to use this boat seat?

Question

Mathematics

Lindsay Pena

10 July, 15:12

Assume the weight of adult males is normally distributed. The following weight of adult males in lbs taken in a recent study. 150 152 154 155 156 158 158 160 161 163 164 165 165 166 166 166 167 167 168 169 171 172 174 174 176 177 178 179 179 181 183 Assume the standard deviation for weight is 10 lbs. A recent boat seat is graded for between 160 and 175 lbs. What percentage of males would be able to use this boat seat?

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Answers (1)

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Erika Day · Answer 1

80%

Step-by-step explanation:

The number of males with weight between 160 and 175 lbs is 12

So since we were told that the boat seat is graded for males with 160 to 175lbs

=175lbs-160 lbs = 15

=12/15*100

=80%