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An academic advisor calculated the mean GPA for college freshmen to be 2.33, with a standard deviation of 1.06. The advisor knows that there is a relationship between high school GPA and freshman-year GPA. If the advisor uses each student's high school GPA to predict his/her freshman-year GPA, what happens to the average error in prediction relative to not using high school GPA to predict freshman-year GPA?
A. The average error will be less.
B. The average error will be more.
C. The average error will not change.
D. There will be no error in prediction.
Pierre has a utility function for total asset position of u(x)=ln(x), His assets currently consist of $50,000 in cash and a rare violin he inherited from a rich uncle which is valued at $100,000.
A survey showed that 24% of college students read newspapers on a regular basis and that 81% of college students regularly watch the news on TV. The survey also showed that 21% of college students both follow TV news regularly and read newspapers ..
Develop a scatter diagram for the data and write a brief summary.
Is it harder to get into graduate programs in psychology or history? We randomly selected five institutions from among all U.S. institutions with graduate programs.
A random sample of 61 accounts were checked. The standard deviation was $286.20. At α= 0.01, test the firms' assumption. Assume the account balances are normally distributed.
a website manager has noticed that during the evening hours about 3 people per minute check out from their shopping
a consignment contains 100 items. if a random sample of 3 items from a consignment contains 1 or more faulty items then
what are some examples of two measurement-level quantitative variables that are likely to be correlated because they
type your question here the five summery for production order size in thousends pounds for steel tubing is min16.5 q132
Markland Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment. Two vendors have presented proposals.
When would you use ANOVA at your place of employment, in your education, or in politics? Please share the WORDS that would lead you to the null hypothesis for a specific and simple example
Calculate the test statistics
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