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TLS Online TPP Program
#Question id: 16891
#Section 3: Mathematics and Quantitative Ecology
Which of the following is not a correct way to state a null hypothesis?
TLS Online TPP Program
#Question id: 16892
#Section 3: Mathematics and Quantitative Ecology
A test to screen for a serious but curable disease is similar to hypothesis testing, with a null hypothesis of no disease, and an alternative hypothesis of disease. If the null hypothesis is rejected treatment will be given. Otherwise, it will not. Assuming the treatment does not have serious side effects, in this scenario it is better to increase the probability of:
TLS Online TPP Program
#Question id: 16893
#Section 3: Mathematics and Quantitative Ecology
A random sample of 25 college males was obtained and each was asked to report their actual height and what they wished as their ideal height. A 95% confidence interval for μd = average difference between their ideal and actual heights was 0.8" to 2.2". Based on this interval, which one of the null hypotheses below (versus a two-sided alternative) can be rejected?
TLS Online TPP Program
#Question id: 16894
#Section 3: Mathematics and Quantitative Ecology
The average time in years to get an undergraduate degree in computer science was compared for men and women. Random samples of 100 male computer science majors and 100 female computer science majors were taken. Choose the appropriate parameter(s) for this situation.
TLS Online TPP Program
#Question id: 16895
#Section 3: Mathematics and Quantitative Ecology
If the word significant is used to describe a result in a news article reporting on a study,
TLS Online TPP Program
#Question id: 16896
#Section 3: Mathematics and Quantitative Ecology
A random sample of 5000 students were asked whether they prefer a 10 week quarter system or a 15 week semester system. Of the 5000 students asked, 500 students responded. The results of this survey ________