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Students in a class are asked how often they read online newspapers. They answer using a 1,2,3,4,5 scale, where 1 = "never" and 5 = "every day." Their data are as follows: 4,5,1,1,5,3,1,4,1,5,3,5.
A. If this is a population, what is N?
B. Give the population p(y) in list form.
C. Give the process p(y) in list form. (Note: Process precedes the population.)
the blood pressure measurements of a single patient were taken by twelve different medical student and the results are
Suppose x has a uniform probability distribution. Is the amount dispensed by the machine a discrete or a continuous random variable? Find the mean and standard deviation for the distribution.
compute the coefficient of determination. round your answer to four decimal places. a regression equation is obtained
Determine the mean production of acorn in the last six years and calculate the standard deviation of data relative to acorn production.
A firm will promote two employees out of a group of six men and three women. list the chances of this experiment if there is particular concern about gender equity.
Carryout the ANOVA and, if essential, post-hoc comparisons. Conduct a graph to represent group differences, and interpret ANOVA in a paragraph written in APA style.
what role does sample size play in the accuracy of statistical inference? why is the method of selecting the sample
in the annual report a major food chain stated that the distribution of daily sales at its detroit stores is known to
the following data represent the amount of sugar consumed in lbs. in a household during five randomly selected weeks.
Explain the bias and sampling error in this study.
question suppose that you observe the following service times in minutes by a bank teller 1 2 1 7 2 4.a. what is the
a customer service representative was interested in comparing the average time in minutes customers are placed on hold
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