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Revisit your hypotheses to see if Chi-square test, Spearman, or simple regression can be used to test them. (Not all statistical tests are appropriate for all types of data.) Specify your variables and data of levels. My hypothesis is does the pandemic cause volatility to stock market?
An auditor for Health Maintenance Service of Georgia reports 40% of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are randomly selected for company records.
List and describe the three assumptions of ANOVA. When should researchers use different hypothesis tests for independent and related samples? What is the difference between a one-way-ANOVA and a two-way-ANOVA?
What makes a shift on a demand curve? What makes it shift right or left? and what makes the movement on the graph?
assume the random variable x is normally distributed with mean u50 and standard deviation o7. compute pxgt37
Data follow. Use Excel to create the 90% confidence interval estimate of mean age of all of this magazine's subscribers.
Find a 95% confidence interval for the mean dielectric strength of the oil.
Cassie knew the CEO would at least be interested in whether one type of tree was generally superior and whether there was some unique combination of soil type.
anova is used to determine whether the variance between groups significantly differ from each other.a. trueb.
Test the implementation with the following values of p = 2,3,5 on the following time-series:
1. State the null and alternative hypotheses via both an explanation and a math equation.
Find the probability that he gets out of jail using this strategy. How does this probability compare with that obtained for the bold strategy?
Unusual Values: We said an unusual value will be defined as any data value more than 2 standard deviations from the mean.
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