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Assume that another counselor decided to extend the aforementioned study by collecting data on 14 children. His study yielded the following results:
Racial Attitude and Preference Test Scores (X)
2 4 2 5 7 8 12 14 14 16 18 18 20 20
Racial Socialization Test Scores (Y)
4 6 8 10 14 12 14 11 16 10 12 6 6 4
Calculate and interpret the slope, y intercept, regression equation, regression coefficient, and coefficient of determination.
Write a brief summary of the distribution of the area of homes.
Construct the 90 percent confidence interval for the proportion of checking account customers who have a Visa card with the bank. (Round your answers to 3 decimal places.)
For what proportion of patients will drug be effective for between 2 and 2.25 hours?
If the probability of making a two point shot is greater than the probability of making a three point shot, why do coaches allow some players to shoot the three point shot if they have the opportunity? Use expected value to explain your answer.
Under proposed plan, how long, on average, will patient stay in ER? On average, how long will Potential Admit stay in ER?
Perform a contingency analysis on the data to determine if there is any dependency between the number of level of education attained by the father and the size of his family.
A arbitrary sample of 8 students is selected. Illucidate the probability that among the students in the sample at least 7 are female.
Which of the following exam scores should lead to the better grade?
Determine 95% confidence interval for the population mean, based on the sample mean.
Given sample data arranged in a frequency distribution table. Use Excel to calculate the sample mean and variance from this data set.
Fitting of simple linear regression equation - Given the student population for a school district over the past few years, find the prediction equation for this data.
Determine the estimated population mean?
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