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1) What is the standard deviation of the sampling distribution for this situation? Round to four places. Show work and answer using proper notation. 2) Find the probability that a single randomly selected salary has a value between $134,999 and $141,740. Your write up should include all of the following: o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Show your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. 3) Find the probability that a random sample of size n = 72 has a mean value between $134,999 and $141,740.

1) What is the standard deviation of the sampling distribution for this situation? Round to four places. Show work and answer using proper notation. 2) Find the probability that a single randomly selected salary has a value between $134,999 and $141,740. Your write up should include all of the following: o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Show your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. 3) Find the probability that a random sample of size n = 72 has a mean value between $134,999 and $141,740.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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8:44 B O. 3 all μαμει Legal4U magazine surveyed the salaries of lawyers in Nashville. They computed a mean annual salary of $149,000 dollars with a random sample of 72 salaries. You can assume a standard deviation of $44,000. Be sure to watch the video linked in the problem to see how to write up your work using proper notation, defining variables, etc. 1) What is the standard deviation of the sampling distribution for this situation? Round to four places. Show work and answer using proper notation. 2) Find the probability that a single randomly selected salary has a value between $134,999 and $141,740. Your write up should include all of the following: o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Show your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. 3) Find the probability that a random sample of size n = 72 has a mean value between $134,999 and $141,740. o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Write your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. B) Enter your answers. Your answers should be in a complete sentence. In the answer box, responses to Parts 1) - 3) above. - You do not have to tvne up all of vour work in the answer box iust vour type your complete sentence
Transcribed Image Text:8:44 B O. 3 all μαμει Legal4U magazine surveyed the salaries of lawyers in Nashville. They computed a mean annual salary of $149,000 dollars with a random sample of 72 salaries. You can assume a standard deviation of $44,000. Be sure to watch the video linked in the problem to see how to write up your work using proper notation, defining variables, etc. 1) What is the standard deviation of the sampling distribution for this situation? Round to four places. Show work and answer using proper notation. 2) Find the probability that a single randomly selected salary has a value between $134,999 and $141,740. Your write up should include all of the following: o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Show your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. 3) Find the probability that a random sample of size n = 72 has a mean value between $134,999 and $141,740. o Define the random variable you are using. o Use correct notation to label all quantities. o State or show how you found your final probability. You can use tables or StatCrunch, just specify what you did. o Write your answer using full and correct probability notation. Round to four places. o State your final result in a complete-sentence form, with correct context, numbers and units. B) Enter your answers. Your answers should be in a complete sentence. In the answer box, responses to Parts 1) - 3) above. - You do not have to tvne up all of vour work in the answer box iust vour type your complete sentence
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