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Q1) Explain the terms parameter and statistics. Make sure the concepts of population and sample are included in the definitions.
Q2) Dawns & Abwender (2002) discovered neurological deficit in soccer players who are routinely hit on head with soccer balls compared with swimmers who are also athletes but who are not regularly hit on head. Is this suitable example of experimental or non-experimental study? Determine there cause/effect relationship (control and manipulation) then decide if this is the experiment or not.
What is the approximate estimated bootstrap standard error of the median, What is the approximate bias of the median estimated from bootstrapping - What is the bootstrap t confidence interval for the median
All but one of the following statements contain a blunder. Which one does not contain a blunder
Recognize independent variable and dependent variable for this experiment. Think in your head what influences what? Or, what causes what? Cause is independent variable.
A permutation resample for a two-sample test
If we fit the least-squares line to the 12 data points (one for each month) we obtain the following results from a software package. Notice that temperature is taken as the explanatory variable and crawling age as the response.
Let X be the number of correct guesses by your friend in the 100 trials and Use the Normal approximation with the continuity correction - Which of the following might be reasonably modeled by the binomial distribution
Suppose we wish to predict the crawling age of a particular baby when the average outdoor temperature is 25°F six months after birth.
Below is a plot of the Olympic gold medal winning performance in the high jump (in inches) for the years 1900 to 1996.
Basic Statistics problem
What is Peter's median grade point at graduation? What is the shape of the grade point distribution?
I have computed an analysis of variance for three groups with 10 observations per group. Evaluate the degrees of freedom for the F test
Make a scatter plot, illustrate the regression lines. Determine the correlation coefficient between husband’s and wife’s education for couples in which wife is employed full time?
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