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what is mean and median what does it have to do with center spread and shape of
find the width of a 2-lane pavement on a horizontal curve and a rolling terrain given that the design speed is 80 kmhr
calculate the stopping sight distance for a design speed of 50 kmhr for a two-way traffic in a two-lane road
1 what is a correlation coefficient2 what is a linear regression line3 share two variables that would have a positive
what is the difference between the t-test for correlated groups and the t-test for single
the distribution of the number of chocolate chips x in a cookie is shown in the following
suppose a random sample of 40 american men is drawn and the weights of the men measured if the sample mean is 182 lbs
use the linear regression model for all seasons in the red sox data wins 245 008runs consider the data for the year
people were polled on how many books they read the previous year how many subjects are needed to estimate the number of
milk is usually 35 butterfat for each 01 over that a farmer can earn an extra 120 per 100 gallons if a farmer raises
based on previous research and sound theoretical considerations an experimental psychologist believes that memory of
suppose the number of married men in thousands between the ages of 20 and 44 in the united states in a certain year is
1 gregor mendel discovered the basic laws of heredity by studying pea plants in one experiment he produced plants whose
the semester is over and at last alice is back home for the summer break since she has worked so hard throughout these
a how many ways can a 2-person subcommittee be selected from a committee of 7 peopleb how many ways can a president and
if four cards are drawn from a standard deck of 52 cards and not replaced what is the probability of getting at least
find central tendencies and measures of positions of the raw data using excel specifically a find the mean standard
persongendernumber of vechicles amount spent on gasmake of caragreedisagree on red light cameras1male520toyotastrongly
boys of a certain age have a mean weight of 85 pounds a complaint is made that in a municipal childrens home the boys
a researcher would like to investigate whether or not college education can affect the iq of students she gathers 8
anbspnew simple test has been developed to detect a particular type of cancer the test must be evaluated before it is
in a sample of 100 tubes inspected 12 were found to be defected find a 95 confidence interval for th true proportion of
an unfair coin is flipped if a head turns up you win 1 if a tail turns up you lose 1 the probability of a head is 65
if we assume the standard deviation for the number of mosquito bites that a person gets in america is 609 then we