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what is the typical pulse rate beats per minute among adults imagine that you sample 21 adults measure their pulse rate
1 the largest observation in the last problem is 49 if 49 is replaced by the value 200 verify that the sample mean is
1 for the observations63276589811verify that the sample mean trimmed mean and median are xmacr 65 xmacrt 67 and m
a class of fourth graders was asked to bring a pumpkin to school each of the 29 students counted the number of seeds in
1 for the observations in the previous problem compute the sample 20 winsorized variance2 in the previous problem would
1 based on a sample of 100 individuals the values 1 2 3 4 5 are observed with relative frequencies 02 03 01 025 015
for the values 0 1 2 3 4 5 6 the corresponding relative frequencies based on a sample of 10000 observations are 0015625
for a local charity the donations in dollars received during the last month were 5 10 15 20 25 50 having the
given exercise gave the following data values for the number of cds owned by 24 students in a statistics class in 1999
in each case specify which of the two variables is the explanatory variable and which is the response variable if it is
given exercise gave the following weights in pounds for nine men on the cambridge crew team1885 1830 1945 1850 2140
the interquartile range and the standard deviation are two different measures of spread which measure do you think is
use the old faithful dataset on the companion website it gives data for n 299 eruptions of the old faithful geysera
the data for this exercise are in the gss-08 dataset on the companion website the variable gunlaw is whether a
use the pennstate1 dataset on the companion website for this exercise the data for the variable hrssleep are responses
use the pennstate2 dataset on the companion website for this exercise the variable cds is the approximate number of
for this exercise use the gss-08 dataset on the companion website the variable cappun is the respondents opinion about
use the pennstate dataset on the companion website for this exercisea draw a histogram of the height variableb what is
use the gss-08 dataset on the companion website the variable degree indicates the highest educational degree achieved
1 find the mean and median of the following sets of numbers a -1 03 0 2 -5 b 2 2 3 10 100 10002 the final exam scores
1 the average of 23 numbers is 147 what is the sum of these numbers2 repeat the previous problem only compute the
consider the ten values 3 6 8 12 23 26 37 42 49 63 the mean is xmacr 269a what is the value of the mean if the largest
1 in general approximately how many values must be altered to make the sample median arbitrarily large2 for the values
for each of the following situations would you prefer your value to be average a low outlier or a high outlier explaina
specify the type categorical ordinal quantitative for each of the following variables recorded in a survey of telephone