Mathematics, 03.04.2020 15:33 raconteuraki
Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation of 9. The teacher wants to give A's to the top 10% of students, B's to the next 25%, C's to the next 40%, D's to the next 16%, and F's to the bottom 9%. What is the bottom cutoff for a D grade? Round your answer to the nearest whole number.
Answers: 3
Mathematics, 21.06.2019 15:30
Angel entered a triathlon (a three-part race). he swam 1 mile, rode his bike 30 miles, and ran 10 miles. how far did he go altogether? a. 11 miles b. 123 miles c. 41 miles d. 40 miles
Answers: 1
Mathematics, 21.06.2019 18:00
You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?
Answers: 1
Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation o...
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