Mathematics, 09.12.2021 03:10 7obadiah
The mean of a test is 400 and the standard deviation is 75. It is normally distributed. An inter-decile range is similar to the inter-quartile range. Whereas the inter-quartile range is the range of the mid 50%, the inter-decile range is the range of the mid 80% of the distribution. What is the inter-decile range for the test
Answers: 3
Mathematics, 21.06.2019 13:00
Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?
Answers: 1
Mathematics, 21.06.2019 16:50
Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.
Answers: 2
Mathematics, 21.06.2019 18:40
The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards
Answers: 2
The mean of a test is 400 and the standard deviation is 75. It is normally distributed. An inter-dec...
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