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Construct a cross-tabulation to examine the relationships between the two nominal/ordinal level variables you selected in Week One. Assume that you have selected a random sample of 200 cases and collected data on these cases. Calculate Chi Square and, as appropriate, Lambda, gamma and Cramer's V. Briefly state your conclusion about the hypothesized relationship.
The two variables are:
Joining gangs is related to a student dropping out of high school
History of family drug abuse is related to a youth's association with crime
a box contains n marbles each of which is labeled by engraving by one of the integers 1 2 . . . n. two of the marbles
If code is 4 random letters, and letters can be utilized multiple times, how many different possible codes are there?
Determine the percentage of samples of size 4 that will have the mean scores within 35 points of the population mean score of 280.
Duracell Ltd claim that the life of their batteries in motorised soft toys is approximately normally distributed with a mean of 102.9 hours and a standard deviation of 16.5 hours.
investigate how a company uses data in marketingselect a company maybe your employer and assess how it uses data in
Suppose you are to analyze the ages of 377 randomly selected employees, ranging from 26 to 58. Using Sturge's formula, find the appropriate number of classes from the sample.
1.i have fit a line to data representing cholesterol readings for 28 individuals starting a cholesterol reducing drug.
An experiment was conducted to compare the effects of two teaching styles for grade 12 mathematics. the individuals in experiment were grade 12 math students from one particular high school.
Students revealed an average cost of books of $370 per student. The Dean of Students believes that the costs are greater this semester. What is the test value for this hypothesis?
At the 0.05 significance level, can we conclude that equal numbers of Canadian retirees living in Hawaii came from each of the four cities?
in an isolated housing area consisting of 50 households the residents are allowed to have at most one dog and at most
Do these results suggest that the racial makeup of the faculty members is different from that of the students? (Use the .05 significance level.)
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