A researcher wants to know the probability of selecting a student athlete from a school population where 5% of students are athletes. If the researcher selects a sample of 120 students, is it appropriate to use the normal approximation of the binomial distribution to estimate this probability?
A. Yes, because the sample size is large.
B. Yes, because nq is greater than 10.
C. No, because np is greater than 10.
D. No, because np is less than 10.
Ans: D
You might also like to view...
In the mid-twentieth century, services for students with EBD lagged behind those for other special populations for all of the following reasons except:
A. Reluctance of parents to become advocates. B. Lack of direction among educators due to confusion over definition of EBD. C. Lack of established and effective intervention techniques. D. Failure to recognize these children as having special needs. E. Limited understanding of etiology and appropriate intervention.
Audits conducted by qualified agencies or individuals, usually of the post audit variety
a. State audit b. Pre-audit c. Internal audit d. External audit e. Continuous audit
A hallmark of education reform is that "___students can learn."
What will be an ideal response?
Which of the following is true about Booker T. Washington and W. E. B. Du Bois?
A. Both of their educational perspectives reflected similar conflicts articulated by educational thinkers throughout the country. B. Both believed that assimilation through self-assertion of individual and social rights was important. C. Both were born into slavery. D. None of these answers is correct.