A random sample of 16 students selected from the student body of a large university had an average age of 25 years and a standard deviation of 2 years. We want to determine if the average age of all the students at the university is significantly more than 24 . Assume the distribution of the population of ages is normal. The test statistic is
a. 1.96.
b. 2.00.
c. 1.65.
d. .05.
b
You might also like to view...
The just-in-time (JIT) system is a(n):
A) management system of people and procedures to fulfill all delivery deadlines. B) production system of small-lot manufacturing to reduce work-in-process inventory. C) materials management system for removing all inventories. D) integrated system of managing resources, information, and decision processes to eliminate waste.
Under UCC Article 2, a sale must involve the transfer of the ______ to the goods involved in the sale
a. easement b. will c. deed d. bill of sale e. none of the other choices are correct
________ is the idea that it is cheaper (per item) to make many of an item than few.
A. Historical value B. Breakeven point C. Economy of scale D. Inventory turnover
The best and most effective way to manage authentication is through ________.
A. Passwords B. Biometrics C. Tokens D. Smart technology card