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You have purchased a lottery ticket. There are 46 unique lottery balls numbered 1-46. Your lottery ticket randomly assigns you 6 different numbers from the numbers 1-46, and you will win if all 6 of the numbers on your ticket are the same as the ones on the balls selected by the machine at the end of the week. The order of the numbers does not matter.
Required:
(A) What is the probability that you will win?
(B) If the prize money is $17500000 (seventeen million five hundred thousand dollars), and the ticket costs $2, what is the expected value of the game?
(C) Based on the answers above, was the ticket worth it? Why? Or why not?
Consider again the conditions of Exercise I of Sec. 1.l0. If a family selected at random from the city subscribes to exactly one of the three newspapers A
A professor obtains SAT scores and freshman grade point averages (GPAs) for a group of n=15 college students. The SAT scores have a mean of M=580 with SS=22,400, and the GPAs have a mean of 3.10 with SS=1.26, and SP=84.
a survey has revealed that 75 of all college students study. it is also known that 85 of all students who study will
The time in hours required for 40 individuals to complete their federal income tax returns. Using past years' data, the population standard deviation can be assumed known with σ=9 hours.
Analysis of qualitative research data. In this assignment, you will consider the ethical issues of qualitative research and use SPSS to analyze some sample data.
One group is given the new drug and the other group is given the standard drug. Data are recorded on the effects of each drug. Is the research division using dependent or independent samples? Why?
A random sample size of 41 is produced from a normal population with mean u and a standardd deviation sigma = 1.
Plot Kaplan-Meier Survival curve estimates along with true survival curve for n=25,100,1000
Show that the autocorrelation function of the AR(2) process satisfies the difference equation.- find a general expression for the autocorrelation function of an AR(2) process.
According to the New York Times, the Martha Stewart Living Omnimedia Company concentrates mostly on food.10 An analyst wants to disprove a claim that 60%.
What were some developments in contemporary French and other Western societies by the 1970s that according to Hobsbawn in his fourth chapter of Echos that facilitated popular acceptance of the attacks on the established interpretation about the Fr..
the administration at western is curious in determining the average gpa of its students. previous studies have shown
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