A random sample of n = 30 is taken from a normally distributed population with a mean of u and standard deviation of o = 5. Given the sample mean and standard deviation of x= 77 and s = 3.3...

Extracted text: A random sample of n = 30 is taken from a normally distributed population with a mean of u and standard deviation of o = 5. Given the sample mean and standard deviation of x= 77 and s = 3.3 respectively. Solve for test statistic. = 80


Extracted text: A student assistant administers an exam for the incoming grade 11 ABM students. Fifteen incoming grade 11 ABM students were selected randomly, and the result were as follows mean score of 90 with standard deviation of 10. The population parameters are p=83 and o=15.