Mathematics, 06.11.2019 03:31 alyxxboothe
The sat and act college entrance exams are taken by thousands of students each year. the mathematics portions of each of these exams produce scores that are approximately normally distributed. in recent years, sat mathematics exam scores have averaged 480 with standard deviation 100. the average and standard deviation for act mathematics scores are 18 and 6, respectively. an engineering school sets 550 as the minimum sat math score for new students. what percentage of students will score below 550 in a typical year?
Answers: 2
Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
Mathematics, 21.06.2019 19:40
Graph y = -|x| + 2. click on the graph until the correct one appears.
Answers: 3
Mathematics, 21.06.2019 20:30
Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4
Answers: 1
Mathematics, 22.06.2019 00:00
Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)
Answers: 3
The sat and act college entrance exams are taken by thousands of students each year. the mathematics...
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