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Your institutional review board. Your college or university has an institutional review board that screens all studies that use human subjects. Get a copy of the document that describes this board (you can probably find it online).
(a) According to this document, what are the duties of the board?
(b) How are members of the board chosen? How many members are not scientists? How many members are not employees of the college? Do these members have some special expertise, or are they simply members of the "general public"?
According to the 1990 U.S. Census, about 80% of men aged 20 to 24 have never been married. In a random sample of 40 men aged 20 to 24, how many unmarried men.
What is the p value associated with your sample mean wait and what conclusions can you draw from these results
An experiment is conducted comparing the effectiveness of a new method of teaching algebra for eighth-grade students. Twelve gifted and 12 regular students are taught using this method. Their scores on a ?nal exam are shown in the following table.
Create a stem-and-leaf display for these data, using split stems.- Describe the shape of the distribution.- Describe the center and spread of this distribution.
a study of 31000 hospital admissions in new york state found that 4 of the admissions led to treatment-caused injuries.
An article in the Journal of Monetary Economics assesses the relationship between percentage growth in wealth over a decade and a half of savings for baby.
Let p represent the population proportion of all numbers in the corporate file that have a first nonzero digit of 1. Test the claim that p is less than 0.301 by using What is the P-value of the test statistic?
A researcher predicts that the percentage of people who do no watch TV is higher now than before the advent of the Internet. Let the p1 denote the population proportion of American adults in 1975 who reported watching no TV. Let p2 denote the corresp..
What do we know of Indian societies of the Americas? Compare Dutch Freedom and freedom in New Netherlands?
the population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.05 inches and a
You are skeptical of the business school claim and decide to evaluate the salary of the business school graduates, using ?= 0.05 (2-tail) what do you conclude?
Develop two purpose statements - Develop two corresponding research questions for your purpose statements.
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