Mathematics, 21.04.2021 22:50 alanisalvarez2000
A statistics professor wishes to estimate the average mark on a term test for a course that has multiple sections and many students. A survey of some of the students registered for the course reveals the following results: Descriptive statistics Class Grades count 32 mean 70.81 sample variance 520.15 sample standard deviation 22.81 minimum 14.3 maximum 99.2 range 84.9 standard error of the mean 4.03 Determine a 95% confidence interval for the term test results
Answers: 3
Mathematics, 21.06.2019 21:00
Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)
Answers: 1
Mathematics, 22.06.2019 01:30
Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?
Answers: 1
A statistics professor wishes to estimate the average mark on a term test for a course that has mult...
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