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Qualitative research provides Wendys with relevant information that will better define the challenges of expansion. It should, however be noted that qualitative research is an unstructured and non-statistical technique and its results would be misused if wendys uses them to draw generalisation about the greater population or regard them as conclusive. Suggest and elaborate on two possible measures to glean such information.
Regression and Correlation are two of the most often used and abused tools in research. People are quick to jump to conclusions that if a relationship exists between two variables, then one must cause (causation) the other. There are many reasons ..
You're trying to explain null and alternative hypotheses to one of the senior managers at Company W and he's not "getting it" when you use snack food sales.
Using your own experience, estimate the probability the local weather forecast is correct. Explain the rationale behind your estimate.
What is the probability that a soldier is a female?
I want to estimate within $10 the mean salary of all graduates who were business majors in college. How many business majors would be needed to estimate the mean salary to within 10 with 95% confidence if the population standard deviation is $200.
Suppose there are two samples of size 6 and 7, with a rank sum of 58 in the sample of size 6. Using the Wilcoxon rank-sum test, evaluate the significance of the results, assuming there are no ties.
Salary information for a random sample of male and female employees of a large company is shown below.
Two popular over-the-counter antacids are compared to determine which brand is preferred. Three hundred subjects are randomly selected then divided into two groups of 150 each, and given one of the two antacids.
Compute the z-score corresponding to each of the following values of x: What is the 50th percentile of a quantitative data set called?
A survey indicates that male employees were more likely than females to relocate without being promoted. What information would you want to know before you accepted the results of this survey?
The mean area of several thousand apartments in a new development is advertised to be 1250 sq. ft. An engineer measured a random sample of apartments: 1244 1245 1242 1245 1237 1245 1246 1232
Use normal approximation to the binomial distribution to determine the answer if this probability cannot be determined explain why.
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