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n instant lottery ticket costs $2. Out of a total of 10,000 tickets printed for this lottery, 1000 tickets contain a prize of $5 each, 100 tickets have a prize of $10 each, 5 tickets have a prize of $1000 each, and 1 ticket has a prize of $5000. Let x be random variable that denotes the net amount a player wins by playing this lottery. Write the distribution of x. Determinet the mean and standard deviation of x. How will you interpret the values of the mean and standart deviation of x.
A firm engaged in manufacturing undergarments for gents employs 100 male and 144 female workers. The average production per day of a male worker is 60 items with a variance of 15 items, and that of a female workers is 65 items with a variance of 1..
in my class of 20 students 7 are juniors 11 are seniors and 9 are senior biology majors.a. what is the probability of
The monthly cost of a long distance phone plan in dollars is a linear function of the total calling time in minutes. When graphed, the function gives a line with a slope of 0.11.
A basketball player has made 66% of his foul shots during the season. Assuming the shots are independent, find the probability that in tonight's game he misses for the first time on his 6th attempt?
Explain the difference between a logarithm of a product and the product of logarithms and give examples of each.
The average number of television sets in the sample households turns out to be 1.86, and the SD is 0.86. Find a 95% confidence interval for the average number of television sets per household.
consider two urns. the first contains two white and seven black balls and the second contains five white and six black
Find the probability that when 236 reservations are accepted for Flight 179, there are more passengers showing up than there are seats available.
A study is conducted to determine if the traffic light patterns at a busy intersection need to be adjusted to help the flow of traffic. Data on the volume of traffic and the traffic patterns during different times of day are recorded.
A basketball player has a history of making 75% of the foul shots taken during games. The player gets two shots at the foul line.
Determine the centerline and the upper and lower control limits for a 3-sigma mean control chart in which each sample consists of 4 cylinders
At the .05 significance level, can we conclude that the guideline is still reasonable?
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