1. If the null hypothesis states that there is no difference between the mean income of males and the mean income of females, then the test is
one-tailed. FALSE
2. If the null hypothesis states that there is no difference between the mean net income of re
Chapter 08 - Sampling Methods and the Central Limit Theorem
Chapter 08
Sampling Methods and the Central Limit Theorem
8-1
Chapter 08 - Sampling Methods and the Central Limit Theorem
Fill in the Blank Questions
70. Sampling from a population may be preferr
Chapter 09 - Estimation and Confidence Intervals
Chapter 09
Estimation and Confidence Intervals
Fill in the Blank Questions
76. A sample mean is a _ of the population mean.
_
77. A finite population correction factor is used to adjust the _.
_
9-1
Chapter
1. The F distribution's curve is positively skewed. TRUE
2. One characteristic of the F distribution is that the computed F can only range between -1 and +1. FALSE
3. If the computed value of F is 0.99 and the critical value is 3.89, we would not reject t
13
1. A scatter diagram is a graph that portrays the correlation between a dependent variable and an independent variable. TRUE
2. An economist is interested in predicting the unemployment rate based on gross domestic product. Since the economist is inter
1. An example of a hypothesis is: a person is innocent until proven guilty. TRUE
2. Hypothesis testing is a procedure that uses sample evidence and probability theory to decide whether to reject or fail to reject a
hypothesis. TRUE
3. An alternate hypothe