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The State of OH averages four tax evaders per 100 tax filers. If 50 tax filers are randomly selected from the state, what is the probability of the following:
Over nine filers will be tax evaders?
a long-distance cyclists back tire sometimes pops during long rides. because the cyclist knows that her tire has a
Probability values based on normal distribution - What can you say about the shape of the distribution of sample mean and find the standard error of the distribution of the sample mean?
according to government data 25 of employed women have never been married.a if 10 employed women are selected at
Write a hypothesis that you might test to compare two or more samples in your example. Indicate which hypothesis test you would use and the samples you would select.
Suppose that a study based on a sample from a targeted population shows that people at a pizza restaurant are hungrier than people at a coffee shop. Make an interference based on the results of the study.
question the null and alternative hypotheses areh0 p1 - p2 0h1 p1 - p2 ne0a sample of 200 observations from the
Suppose two-tailed test, state hypotheses (Ho and H1 ) for two-tailed test. Using symbols, define hypotheses (Ho and H1) for two-tailed test.
one environmental group did a study of recycling habits in a california community. it found that 71 of the aluminum
assuming all test scores are different you would like to determine the relative test scores of three classmates using
A jar contains 12 marbles, 5 of which are blue and 7 of which are red. If 4 marbles are chosen at random and without replacement, what is the probability of selecting 3 blue ones and 1 red one?
The monthly income of residents of Dayton is normally distributed with a mean of $3000 and a standard deviation of $500.
in a sample of 270 households in a certian citym 210 had high speed internet access. can you conclude that more than 70
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