View Answered Questions
No. & Date Asked  Question 

# 798 :: 8/19/09

Teens were asked in the MTF 2006 survey how often they think about social issues (specific issues were not identified). The bivariate table includes r. . .
ChiSquare,
ChiSquare Test of Independence 
# 797 :: 8/15/09

The issue of how much should be spent to solve particular U.S. social problems is a complex matter, and people have diverse and conflicting ideas on t. . .
ChiSquare 
# 706 :: 4/28/09

What is a chisquared test used for? What is the typical null and alternate hypothesis when doing a chisquared test?. . .
ChiSquare 
# 677 :: 4/17/09

A random sample of 51 observations was selected from a normally distributed population. The sample mean was x = 88.6 , and the sample variance was s2 . . .
ChiSquare,
Standard Deviation,
Population Standard Deviation,
sample variance,
sampe standard deviation 
# 600 :: 1/30/09

True or False
The moving average method averages out cyclical and irregular components.
When using Chi Square , the sum of the expected freque. . .
ANOVA,
ChiSquare,
Goodnees of Fit,
F distribution 
# 537 :: 12/6/08

Can people really identify their favorite brand of cola? Volunteers tasted CocaCola Classic, Pepsi, Diet Coke, and Diet Pepsi, with the results shown. . .
2proportion test,
ChiSquare 
# 536 :: 12/6/08

High levels of cockpit noise in an aircraft can damage the hearing of pilots who are exposed to this hazard for many hours. A Boeing 727 copilot coll. . .
ChiSquare,
CHIDIST 
# 535 :: 12/6/08

A student team examined parked cars in four different suburban shopping malls. One hundred vehicles were examined in each location. Research question:. . .
ChiSquare,
CHIDIST 
# 534 :: 12/6/08

Sixtyfour students in an introductory college economics class were asked how many credits they had earned in college, and how certain they were about. . .
ChiSquare,
CHIDIST 
# 532 :: 12/5/08

Based on the genotypes of parents, offspring are expected to have genotypes distributed in such a way that 25% have genotypes denoted by AA, 50% have. . .
ChiSquare,
Goodnees of Fit 
# 483 :: 10/21/08

I have a research study where we have a "test" and a "control" group. We calculated a market share percentage for both groups, the test group was in . . .
McNemar ChiSquare ,
ChiSquare 
# 475 :: 10/12/08

A telephone manufacturer wants its telescope to have standard deviation in resolution to be significantly below 2 when focusing on object 500 lightye. . .
Standard Deviation,
ChiSquare,
ChiSquare Distribution 
# 338 :: 8/11/08

Is the chisquare distribution is a skewed distribution whose mean value is n for degrees of freedom larger than two?. . .
ChiSquare 
# 337 :: 8/11/08

is the chisquare distribution used for inferences about the population mean when the standard deviation is unknown?. . .
ChiSquare 
# 188 :: 5/12/08

How do I do a ChiSquare test on unequal sample sizes?. . .
ChiSquare,
Unequal Sample Size 