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a box of candy contains 52 hearts of which 19 are white 10 are tan 7 are pink 3 are purple 5 are yellow 2 are orange
examining relationships checkpointif there is no relationship linear or otherwise between two quantitative variables as
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a researcher measures the height and income of participants and finds that taller men tend to earn greater incomes than
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1 consider the following hypothesis testh0 mu 100ha mu ne 100a sample of 65 is used identify the p-value and state
what is the probability that at least 4 of the first 10 customers buy specialty clothes for their
4 of the customers buy specialty clothes for their pets and the owner had 275 customers that daywhat would be the mean
a classroom has two rows of eight seats each there are 14 students 5 of whom always sit in the front row and 4 of whom
in how many ways can four men and eight women be seated at a round table if there are to be two women between
problem a survey found it is cost-efficient to replace all street-light bulbs at once rather than replacing
two independent events a and b if event as probability is 040 and the probability that event a occurs when event b
if x is a normal random variable with a standard deviation of 10 then 6x has a standard deviation equal
the lifetimes of light bulbs of a particular type are normally distributed with a mean of 370 hours and a standard
suppose you analyzed the average monthly credit card bill of visa credit card customers using two randomly selected
what is the importance of the degree of freedom stats to the chai squared
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fill in the blanks the number of hours it takes for a certain metal part to wear out is assumed to be from a population
a pair of dice is tossed and the number of dots on the uppermost faces are observed let x denote the random variable