Using the attached Z table show me how I got these answers to the questions below.
Answers:
3) a) -1.33 b) 9.176% c) 90.824%
4) 5.48%
Questions:
3) A population of dogs have weights that are normally distributed with an average of 30 pounds with a standard deviation of 3 pounds. Bingo the dog weighs 26 pounds.
a) What is Bingo's Z-score to the nearest hundredth?
b) What percent of dogs weigh less than bingo?
c) What percent of dogs weigh more than bingo?
4) The average life of a Maytag washer is normally distributed with a mean of 10.6 years and a standard deviation of 2.1 years. What percent of washers will still be working after 14 years?
Homework Answers
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Using the attached Z table show me how I got these
answers to the questions below....
9.3.11 Question Help In a random sample of 39 criminals convicted of a certain crime, it...
9.3.11 Question Help In a random sample of 39 criminals convicted of a certain crime, it was determined that the mean length of sentencing was 50 months, with a standard deviation of 11 months. Construct and interpret a 95% confidence interval for the mean length of sentencing for this crime. Click here to view the standard normal distribution table (page 1) Click here to view the standard normal distribution table (page 2) Click here to view the table of critical...
Write MySQL query statements for the questions below including the output that proves the accuracy of...
Write MySQL query statements for the questions below including
the output that proves the accuracy of your solution. Your answers
should be stored in a text file that captures your interaction with
MySQL.
1. Find the movieID, title, year and DVDPrice of all movies
where the DVD-Price is equal to the discountPrice.
2. Find the actorID, lastName, firstName, middleName, and suffix
of all actors whose middleName is not NULL.
3. Suppose you remember a movie quote as “Play it again,...
Use the standard normal table to find the z-score that corresponds to the given percentile. If...
Use the standard normal table to find the z-score that corresponds to the given percentile. If the area is not in the table, use the entry closest to the area If the area is halfway between two entries, use the z-score halfway between the corresponding z-scores. If convenient, use technology to find the z-score P97 Click to view page 1 of the table. Click to view page 2 of the table The z-score that corresponds to P97 iS (Round to...
Standard Normal Distribution table for negative z Test the hypothesis using the value approach. Be sure...
Standard Normal Distribution table for negative z Test the hypothesis using the value approach. Be sure to verify the requirements of the test. Ho p=0.5 versus Hyp>0.5 n-200 120,0.05 Click here to view page 1 of the table. Click here to view.990 2 of the table. Calculate the best statistic, 2 IN SU NU HT BUERTO Zg (Round to two decimal places as needed) Identify the pa MOOD MO DO -44 -U - - - -2.9 -2. . 007 0.000...
9.3.11 Question Help In a random sample of 39 criminals convicted of a certain crime, it was determined that the mean length of sentencing was 50 months, with a standard deviation of 11 months. Construct and interpret a 95% confidence interval for the mean length of sentencing for this crime. Click here to view the standard normal distribution table (page 1) Click here to view the standard normal distribution table (page 2) Click here to view the table of critical...
Write MySQL query statements for the questions below including
the output that proves the accuracy of your solution. Your answers
should be stored in a text file that captures your interaction with
MySQL.
1. Find the movieID, title, year and DVDPrice of all movies
where the DVD-Price is equal to the discountPrice.
2. Find the actorID, lastName, firstName, middleName, and suffix
of all actors whose middleName is not NULL.
3. Suppose you remember a movie quote as “Play it again,...
Use the standard normal table to find the z-score that corresponds to the given percentile. If the area is not in the table, use the entry closest to the area If the area is halfway between two entries, use the z-score halfway between the corresponding z-scores. If convenient, use technology to find the z-score P97 Click to view page 1 of the table. Click to view page 2 of the table The z-score that corresponds to P97 iS (Round to...
Standard Normal Distribution table for negative z Test the hypothesis using the value approach. Be sure to verify the requirements of the test. Ho p=0.5 versus Hyp>0.5 n-200 120,0.05 Click here to view page 1 of the table. Click here to view.990 2 of the table. Calculate the best statistic, 2 IN SU NU HT BUERTO Zg (Round to two decimal places as needed) Identify the pa MOOD MO DO -44 -U - - - -2.9 -2. . 007 0.000...
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