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The average height of male physicians employed by a Veterans Affairs medical center is 180.18 cm with a standard deviation of 4.75 cm. Find the probability of obtaining a mean height of 184.93 cm or greater for a sample size of:
a. 5b. 10c. 20
Statistics and Probability, Statistics
The mean throwing distance of a football for a Luis, a high school freshman quarterback, is 50 yards, with a standard deviation of three yards. The team coach tells Luis to adjust his grip to get more distance. The coach ...
Assume the random variable x is normally distributed with mean mu = 86 and standard deviation sigma =4. Find the indicated probability. P(x
The local amateur football club spent ?$2289 on tickets to a professional football game. If the club bought 64 fewer fifteen dollar tickets than five dash eighths the number of twelve dollar ?tickets, how many tickets of ...
In a class there are 7 girls and 5 boys. The median age of the 7 girls is 12 and the median age of the 5 boys is 14. Additionally, you know that there are 3 girls with age greater than 14 and 2 boys with age less than 12 ...
DeYoung Entertainment Enterprises is considering replacing the latex molding machine it uses to fabricate rubber chickens with a newer, more efficient model. The old machine has a book value of $450,000 and a remaining u ...
Question 1 From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a standard deviation of 3.54. What is the 95% confidence interval for the ...
A coffee manufacturer is interested in the mean daily consumption of regular-coffee drinkers and decaffeinated coffee drinkers. The random sample of 50 regular-coffee drinker show a mean of 3.84 cups per day. A sample of ...
Explain the similarities and differences between "bagging" and "boosting" in predictive analytics.
Question: In each of the following random experiments, describe the sample space S for the experiment. Then use your intuition and experience to assign a value to the probability p of each of the events A occurring. a. T ...
A study indicates that the weights of adults are normally distributed with a mean of 140 lbs and a standard deviation of 25 lbs. Find a value of weight x such that only 20% of adults weigh less than that. A. 136 B.190 ...
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