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You draw two cards from a standard deck of 52 cards and do not replace the first one before drawing the second. Find the probability of drawing a 7 for the first card and a king for the second card. Round your answer to the nearest thousandth.
Note that Σ x = 2233 and Σ x 2 = 138,053. At the 5% level of significance, can the instructor conclude that the new mean is different from 64?
For each of the following research questions, would it make more sense to collect independent samples or paired data? Explain.
a random sample of 70 voters found that 40 were going to vote for a certain candidate. find the 99 limit for the
Give a variable that could be used to stratify the population for each of the following studies. List at least four subcategories for each variable.
a. Find the mean and standard deviation of the distribution of the mean of the samples selected by the inspector.
Using the exponential distribution, find the probability that a person buys more than one lottery ticket per week.
Research your state's criminal procedures and choose a crime to review. (My state is Pennsylvania). Locate a state that has a variance in their procedures for the same crime. (Any State).
in town of 500 people 285 read hindu and 212 read indian express and 127read times of india 20 read hindu and times of
For the variables, HOME, ARREST, TENURE and SIBS, identify the correct measure of dispersion and explain why it is appropriate. Locate the values for the measure on the tables and report them for each variable
the u.s. census bureau collects and analyzes data on numerous aspects of american life by state including the
If none of the foods actually have an effect on the gender of a conceived child, how many (if any) of the individual tests would you expect to show a significant result just by random chance?
The normal distribution is really a family of distributions. Is the standard normal distribution also a family of distributions? Explain.
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