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1.Interested in learning more about its fans, the marketing office of the Arena Football League (AFL) conducted a survey at one of its games. The survey had 989 respondents, 759 males and 230 females. Out of the 989 total respondents, 196 stated that they had attended multiple AFL games. Of these 196 fans that had attended multiple games, 177 were male. Using this survey information, answer the following questions.
a. What is the probability that a randomly selected fan has attended multiple games?b. Given that a randomly selected fan has attended multiple games, what is the probability of this person being male?c. What is the probability of a randomly selected fan being male and having attended multiple games?d. Given that a randomly selected fan is male, what is the probability that this person has attended multiple games?e. What is the probability that a randomly selected fan is male or has attended multiple games?
a family managed to decrease their energy consumption from 145 kilowatt-hours to 136 kilowatts-hours. what percent of
Determine the first and third quartiles. Develop a box plot. Are there any outliers? Do the amounts follow a symmetric dis- tribution or are they skewed? Justify your answer.
A random sample of n = 16 scores is selected from a normal distribution with a mean of μ = 50 and standard deviation of σ = 10. a) What is the probability that the sample mean will have a value between 45 and 55?
How to Find Expected Mean
consider a stock with s0 50 that pays a dividend of 1 at t 1. suppose the effective not continuous annual interest
tire pressure in a certain car is a normally distributed random variable with mean 30 psi pounds per square inch and
What is the probability of randomly selecting a student with a treadmill time greater than 25 minutes? In symbols, p(X>25)= ? What is the probability of randomly selecting a student with a time greater than 30 minutes? In symbols, p(x>30) ?
what is the probability that a random selected degree is not in mathematics? english 2103 math 164 chemistry 318
A high of 10 was possible. A sample of five tests was selected from each group. The test grade results are found below. At the 0.01 level, how many treatments are involved?
The p-value measures the probability of making a Type II error. D. The larger the p-value, the stronger the evidence against the null hypothesis. E. None of the above statements are true.
The standard deviation of the sample is 2.5 calls. Using the .05 significance level, can we conclude that the mean number of calls per salesperson per week is more than 44?
in a jury there are 12 selected jurors. we are looking to see how many prospective people should go to jury duty.
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