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Corporate triple A bond interest rates for 12 consecutive months follow.
Month Bond Interest1 9.52 9.33 9.44 9.65 9.86 9.77 9.88 10.59 9.910 9.711 9.612 9.6
a. Make three-month and four-month moving averages for this time series. Does the three-month or four month moving average provide the better forecast? Explain.
b. What is the moving average forecast for the next month?
Based on chi-square table, what is the most correct statement which can be made about the p-value for the test?
Construct a 95% confidence interval for the proportion of all those who experience some type of discomfort.
State one referenced hypothesis including the three variables (FA as an IV, age as the covariate and RS as the DV)
From a previous study, the standard deviation of the ages is known to be 3 years.
Find the critical value and test statistic value follows normal distribution.
Given the same significance level, a ________ value of t will be required to reject the null hypothesis compared to the value of z required for rejection.
If the sample consists of n = 15 individuals, then compute df value for the t statistic?
One use of the Chi-square goodness of fit test is to determine if specified multinominal probabilities in the null hypothesis is correct.
What IQ score should one have in order to be eligible for Mensa?
Roger has read a report that the weights of adult mail Siberian tigers have a distribution which is approximately normal with mean μ = 390 lb and σ = 65 lb
What type of error has possibly been committed? Explain the error in ordinary language.
Describe a specific application of statistics that either has a direct effect on you or your life.
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