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We are studying mutual bond funds for the purpose of investing in several funds. For this Particular study, we want to focus on the assets of a fund and its five-year performance. The question is: Can the five-year rate of return be estimated based on the assets of the Fund? Nine mutual funds were selected at random, and their assets and rates of return are Shown below.
a. Draw a scatter diagram.b. Compute the coefficient of correlation.c. Compute the coefficient of determination.d. Write a brief report of your findings for parts b and c.e. Determine the regression equation. Use assets as the independent variable.f. For a fund with $400.0 million in sales, determine the five-year rate of return (in percent).
Formulate the null and alternative hypotheses for a hypothesis test. Identify the population and describe how to select a random sample for a hypothesis test. State in clear terms the conclusion that should be given if the null hypothesis is rejec..
Out of a random sample of 500 individuals who are planning to vote in a student council election, 260 plan on voting for Jefferson and 240 plan on voting for Smith.
If the auditor takes a simple random sample of 93 accounts, what is the probability that the mean of the sample will be within 110 dollars of the population mean?
The daily revenue totals for the next 30 days will be monitored. What is the probability that the mean daily revenue for the next 30 days will be between $7000 and $7500?
Construct a confidence interval for a level of confidence equal to 95%, we use z values that leave out, in the lower and the upper tails of the normal distribution, an area equal to?
Suppose that the mean of the annual return for common stocks from 2000 to 2012 was 8.5%, and the standard deviation of the annual return was 25.2%.
If appropriate, use the Marascuilo procedure and α = .01 to determine which, if any, year groups are significantly different in the proportion of passengers who book tickets online.
What is the probability that a randomly selected adult regularly consumes both coffee and soda? What is the probability that a randomly selected adult doesn't regularly consume at least one of these two products?
What are the pros and cons of selecting an established theoretical or conceptual model or framework? What are the pros and cons of creating/developing your own?
Provide a descriptive statistic (to 1 decimal) that could be used to estimate the number of women out of 1000 in this population who have tissue abnormalities.
Answer all of these questions using R Commander. Include all graphs, outputs from R Commander.
What is the probability that 30% or fewer male employees will indicate that they have to pick up the slack for mom's working flextime ?
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