Mathematics, 21.12.2019 06:31 han6077
In pennsylvania the average iq score is 101.5. the variable is normally distributed, and the population standard deviation is 15. a school superintendent claims that the students in her school district have an iq higher than the average of 101.5. she selects a random sample of 30 students and finds the mean of the test scores is 106.4. test the claim at = 0.05.
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Mathematics, 21.06.2019 17:00
Write an algebraic expression for the word expression the quotient of c and 8
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Mathematics, 21.06.2019 22:20
The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap
Answers: 3
In pennsylvania the average iq score is 101.5. the variable is normally distributed, and the populat...
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