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By contacting social workers registered through a provincial association, a researcher wants to know if the social workers who have worked longer in one position (measured by placing the workers into three groups - new (less than 5 years employed), middle (6-10 years), and long (over 10 years) are more satisfied (measured as not satisfied, satisfied, and very satisfied) with their employment.
a) Would the researcher be able to obtain a sampling frame?
b) What procedures would the researcher have to follow to obtain a probability sample?
c) Name the two main variables that would be tested in this study and the level of measurement of these variables.
d) Name the statistical tests that would be used to test this relationship.
a pair of dice is rolled 270 times. using the normal curve approximation what is the probability that a total of 7
the statistical abstract of the united states reports that the mean daily number of shares traded on the nyse in 2002
A demonstration to verify that an item meets its reliability requirement is based on obtaining 5 successful tests. If the probability of a successful test is 0.9, find the probability that 10 tests will be required to pass the demonstration.
At the heart of quantitative research is regression analysis. A regression model simply measures the association of two variables - variation: the dependent variable's observed value
Test the significant difference between Chi-square for attributes
The expecyed monetary value with no survey is $62,000. If the expected value of sample information is -$7,000, what is the expected monetary value with the survey?
The availability of venture capital provided by big boost in funds available to companies recent years. According to Venture Economics, 2,000 venture capital disbursements were made in 1999.
ten voters are randomly selected and asked if they will vote for the incumbent president. five said yes and three said
Find the least squares regression line by deciding which are the appropriate independent and dependent variables and calculating the equation of the line. State equation of line.
at one time the cholesterol levels for women aged 20 to 34 follow an approximately normal distribution mean 185
question you notice at the gym that it appears more women tend to work out together whereas more men tend to work out
a manager of a pizza outlet has collected monthly sales in 000 data for some time in an attempt to predict sales for
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