Mathematics, 22.11.2019 05:31 DogeDogeLove
Arandom sample of size n1 = 25, taken from a normal population with a standard deviation σ1 = 5, has a mean ¯x1 = 80. a second random sample of size n2 = 36, taken from a different normal population with a standard deviation σ2 = 3, has a mean ¯x2 = 75. find a 94% confidence interval for μ1 − μ2.
Answers: 3
Mathematics, 21.06.2019 19:30
Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?
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Mathematics, 21.06.2019 23:40
Select the correct answer what is the 10th term of the geometric sequence 3,6, 12, 24,48 a. 512 b. 3,072 c. 768 d. 1,536
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Mathematics, 22.06.2019 01:00
X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20
Answers: 3
Arandom sample of size n1 = 25, taken from a normal population with a standard deviation σ1 = 5, has...
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