A one-sample t test is used to test for the difference between a _____
a. sample standard deviation and a sample variance
b. population mean and a population variance
c. sample mean and a sample variance
d. sample mean and a population mean
Information; p 169, K, 1
D
You might also like to view...
The original intent of the managers at the Hawthorne plant was to see if they could make their factory workers more productive by changing light levels in the factory. To do this, they increased the lighting for one group of workers in a special test room and kept the lights the same in the control room. They found that
a. workers in the special test room came to outperform workers in the control room. b. workers in the control room actually outperformed workers in the test room. c. neither group of workers showed an increase in productivity. d. both groups of workers showed an increase in productivity.
What term describes the difference in voltage that typically exists between the inside and the outside of a neuron?
A. Concentration gradient B. Generator potential C. Resting potential D. Shock gradient
Mia has lived in New York City all her life. She has noticed that people from upper Manhattan walk really fast, but people from lower Manhattan tend to walk slowly. Mia's observations are likely influenced from a judgment error based on her using
A. the law of large numbers. B. an atmosphere effect. C. an illusory correlation. D. the falsification principle.
Cameron is a toddler and describes his time on the playground to his mother: "I runned fast and throwed the ball." Cameron's uses of "runned" and "throwed" are examples of __________.
A. overusage B. overregularization C. overextension D. overapplication