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a resistant statistic is a numerical summary of the data that is resistant to the influence of outliers in other words
why do you think measurements with a bell-shaped distribution are so common in nature for example why do you think
a sociologist assembles a dataset consisting of the poverty rate per capita income serious crime rate and teen birth
suppose that in a national survey of 620 randomly selected adults each person is asked how important religion is to him
in each situation explain whether it would be more appropriate to treat the observed data as a sample from a larger
in each situation explain whether it would be more appropriate to treat the observed dataset as sample data or as
for each of the given statistical summaries explain whether it is a population parameter or a sample statistica in the
read given case study about prayer and blood pressurea what was the sample size for the observational study conducted
read given case study about aspirin and heart attack ratesa what two variables are measured on each individual in case
for each of the given variables indicate whether the variable is categorical or quantitativea importance of religion to
for each of the following characteristics of an individual indicate whether the variable is categorical or
for each of the following indicate whether the variable is ordinal or not if the variable is not ordinal indicate its
refer to given exercise comparing vegetarians and nonvegetarians for two causes of death were base rates given for the
an article in the sacramento bee march 8 1984 p a1 reported on a study finding that men who drank 500 ounces or more of
dr richard hurt and his colleagues hurt et al 1994 randomly assigned volunteers wanting to quit smoking to wear either
refer to the study in exercise in which there was a statistically significant difference in the percentage of smokers
refer to the study in exercises 1 and 2 comparing the percentage of smokers who quit using a nicotine patch and a
a random sample of 1001 university of california faculty members taken in december 1995 was asked do you favor or
the roper organization conducted a poll in 1992 roper 1992 in which one of the questions asked was whether or not the
refer to given exercise what is the risk of someone in this age group having seen a ghostexercise the roper
refer to exercise 133 the roper organization selected a random sample of adults in the united states for this poll
the cnn website sometimes has a small box called quick vote that contains a question about an interesting topic in the
a headline in a major newspaper read breast-fed youth found to do better in schoola do you think this statement was
give an example of a question you would like to have answered such as whether or not eating chocolate helps to prevent
suppose you were to read the following news story researchers compared a new drug to a placebo for treating high blood