Mathematics, 23.06.2020 18:01, isabellamoneill
A student tests 100 students to determine whether other students on her campus prefer soda brand A or soda brand B and finds no evidence that preference for brand A is not 0.5. Later, a marketing company tests all students on campus and reaches the same conclusion as the student. Choose the correct answer below.
a. The student made a Type I error. She found no evidence that preference for brand A is not a certain value, but the marketing company found no evidence that preference for brand A is a certain value.
b. The student did not make an error. The actual value is 0.50, which was not rejected.
c. The student made a Type II error. She did not reject the null hypothesis.
d. The student made a Type I error. She did not reject the null hypothesis.
Answers: 1
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Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters
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