Mathematics, 13.11.2020 21:10 cam6836
Given vector u = ⟨1, √3⟩ and v = ⟨1, –1⟩, how are the vectors related?
The vectors form an acute angle of approximately 75°.
The vectors form an acute angle of approximately 81°.
The vectors form an obtuse angle of approximately 99°.
The vectors form an obtuse angle of approximately 105°.
Answers: 2
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Given the median qr and trapezoid mnpo what is the value of x?
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Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample
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Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test
Answers: 2
Given vector u = ⟨1, √3⟩ and v = ⟨1, –1⟩, how are the vectors related?
The vectors form an acute an...
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