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1. In carrying out a chi-square goodness-of-fit test, what are the "k" and "m" terms in the "df = k - 1 - m" expression and why is each term present?
2. If a table of expected frequencies differs very little from the frequencies that were observed, would the calculated chi-square be large or small? Why?
What is the difference between evaluation and simplification of an expression? How does a term differ from a factor?
The results of the ANOVA carried out were summarized as F(2, 101) = 3.61. Analyze this result and state a conclusion about this study.
What are the null and alternative hypotheses and identify the P-value Identify the critical value(s). State the final conclusion that addresses the original claim. Do the results suggest that there are more than 70,000 defined words in the diction..
Test for a different intercept for families with a male or a female as head of the household and test for a different slope or MPC (marginal propensity to consume) for families with a male or a female as head of the household.
In how many ways can a committee consisting of 2 faculty members and 4 students be formed if there are 12 faculty members and 14 students eligible to serve on the committee.
Indicatethe method ofconstructing histogram, frequency polygon and ogive. Define Frequency polygon and Frequency Curve. Explain clearly the relation that exists n them.
A medical researcher is interested in whether patient's left arms or right arms are longer. if 14 patients participate in this study (so that n left arms and n right arms are measured), how many degrees of freedom should the researcher use in her ..
The data in the scatterplot below are an individual's weight and the time it takes (in seconds) on a treadmill to raise his or her pulse rate to 140 beats per minute. The o's correspond to females and the +'s to males.
you are a serious student who studies on friday nights but your roommate goes out and has a good time. 40 of the time
Normally distributed with a mean of $70,000 and a standard deviation of $20,000. Twenty percents of the loans are larger than what amount?
Fourth-graders composing music. The Orff xylophone is often used in teaching music to children because it has removable bars that allow the teacher to present different options to the students.
what makes the standard normal distribution different from other
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