Mathematics, 05.05.2020 14:14 anselmojohn4370
The length of time students needed in order to complete a statistics test followed a distribution that was normal. The mean was 64 minutes and the standard deviation was 4 minutes. a) What proportion of students took more than one hour to complete the test? b) How long did it take the fastest 10% of the students to complete the test?
Answers: 2
Mathematics, 21.06.2019 20:30, daeshawnc14
What’s -11-33k and factor each expression completely
Answers: 2
Mathematics, 22.06.2019 03:00, Javi7780
Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?
Answers: 2
Mathematics, 22.06.2019 04:40, robert7248
4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051
Answers: 3
The length of time students needed in order to complete a statistics test followed a distribution th...
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