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The national high school sports database reports that players of lacrosse average 55 goals per season. The standard deviation for goals per season is 22. To qualify for the national Junior Olympics a lacrosse player must be in the top 1% of the nation. How many goals must a player score in one season in order to qualify for the Junior Olympic team? Assume that that normal distribution and the standard scores table in the back of your book will apply to this question. Explain why this number is so much larger than the average number of goals made. Also explain how you use the table from the back of the book to arrive at this answer.
For each sample, carry out a Z test using the five steps hypothesis testing with a two-tailed test at the .05 significance level, and make a drawing of the distributions involved.
a technician plans to test a certain type of resin developed in the laboratory to determine the nature of the time it
In your environment (business or personal), please give an application of exponential smoothing and why you would use this technique.
A sample of 9 customers is selected. What is the probability that exactly 2 customers in the sample will default on their payments?
a set of 50 data values has a mean of 15 and a variance of 25.nbsp find the standard score of a data value
There are infinitely many prime numbers p of the form 4n+3. In other words, show that there exist infinitely many positive integers, n, such that the number 4n+1 is prime.
Find the distribution of profit for a unit price of $500. Use the Decision Table tool to find the best price between $400 and $600 in steps of $25.
A IRS auditor randomly selects 3 tax returns from 48 returns of which 9 contain errors. What is the probability that she selects none of those containing errors? Round to four decimal places.
How many pages should the manufacturer advertise for each cartridge if it wants to be correct 90 percent of the time?
The Spanish patients, two men and two women, were elderly and very ill. All four had undergone routine dialysis at the Hospital de la Princesa. Soon after, they began sweating and vomiting, some of them in excruciating pain. They died within a few..
Draw a scatterplot indicating a strong negative relationship between the variables pf income and mental illness. Be sure to label the axes correctly.
two options are provided for generating hot water at steady state.in a water heating is achieved by utilizing
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