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Question: A teacher believes that 85% of students in the class will want to go on a field trip to the local zoo. She performs a hypothesis test to determine if the percentage is the same or different from 85%. The teacher samples 50 students and 39 reply that they would want to go to the zoo. For the hypothesis test, use a 1% level of significance. First, determine what type of test this is, set up the hypothesis test, find the p-value, sketch the graph, and state your conclusion.
The mean pulse rate for males. Define the null and alternative hypothesis. SD= 18.48 pulse rate for males 25.07 women.
set up a hypothesis test for a scenario of your choice. you can use a scenario from your own experience or invent
Describe a psychological research situation or scenario that would use a nonparametric test. Why would the nonparametric test be used?
What is the p-value of a chi-square test of statistical significance for the relationship between Sex and Use Cell? Is the observed relationship statistically significant?
Compute the average number of delayed patients, Lq, for this system. The variance of the sum independent random variables is the sum of the variance.
Determine the completion time and standard deviation (σ) for project roundoff the standard deviation to the nearest hundredth: two decimal places.
A real estate agent in the coastal area of Georgia wants to compare the variation in the selling price of homes on the oceanfront with those one to three blocks from the ocean.
a new simple test has been developed to detect a particular type of cancer. each of the 2000 adults and finds by other
Discuss the concept of statistical significance, including your understanding of what it means, why it is important, and how it can be used.
It is not unusual for a battery to have life span that is more than 2470 hours as the z-score is within 2 standard deviations of mean.
suppose 65 of all registered votes in a certain area favor a 7-day waiting period before purchase of a handgun. among
For example, a school department may have to make a decision regarding a new textbook adoption. The issue in adopting the textbook is that it affects what curriculum will be taught in the classroom. It impacts how the curriculum will align with na..
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