Homework Answers
College student : z = (9898 - 8464) / 1848 = 0.78
University student : z = (11726 - 10377) / 2103 = 0.64
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MATH TALKS Con 3.3 Homework Previous 1 2 3 4 5 Next Question 3 of 6...
Question 3 of 6 (1 point) View problem in a pop-up 3.3 Section Exercise A student...
Question 3 of 6 (1 point) View problem in a pop-up 3.3 Section Exercise A student graduated from a 4-year college with an outstanding loan of $10,208, where the average debt is $8588 with a standard deviation of $1808. Another student graduated from a university with an outstanding loan of $12,072, where the average of the outstanding loans was $10,365 with a standard deviation of $2124. Part 1 out of 2 Find the corresponding z score for each student. Round...
Table Question 11 of 16 (6 points) View problem in a pop-up A student graduated from...
Table Question 11 of 16 (6 points) View problem in a pop-up A student graduated from a 4-year college with an outstanding loan of $9834, where the average debt is $8517 with a standard deviation of $1890. Another student graduated from a university with an outstanding loan of $12,259, where the average of the outstanding loans was $10,301 with a standard deviation of $2162. Formu Part 1 out of 2 Find the corresponding z score for each student. Round z...
nect |MATH ALEKS Corp Section 2.1 Homework 6 Previous 1 2 8 Next 7 Question 8...
nect |MATH ALEKS Corp Section 2.1 Homework 6 Previous 1 2 8 Next 7 Question 8 of 8 (1 point) View problem in a pop-up 2.1 Section Exercise 22 The number of unclaimed expired prizes (in millions of dollars) for lottery tickets bought in a sample of states is shown. 0.8 1.5 1.6 1.9 3 4.1 5.9 11.9 LLLLLLLL 13.1 14 14 14.5 20 28 34.1 34.2 54 Download data Part 1 out of 4 What is the class width...
onnect MATH Flest ty ALEKS Carp Section 2.1 Homework Previous 1 2 3 4 5 6...
onnect MATH Flest ty ALEKS Carp Section 2.1 Homework Previous 1 2 3 4 5 6 7 8 Question 1 of 8 (1 point) View problem in a pop-up Find the class boundaries, midpoints, and widths for the class. 44-54 Part 1 out of 3 The class boundaries for the class are 0
part 2 Hwill sec 6.2 Previous 2 3 45 Next Question 3 of 5 (1 point)...
part 2
Hwill sec 6.2 Previous 2 3 45 Next Question 3 of 5 (1 point) View problem in a pop-up For a certain group of individuals, the average heart rate is 73 beats per minute. Assume the variable is normally distributed and the standard deviation is 2 beats per minute. If a subject is selected at random, find the probability that the person has the following heart rate. Round the final answers to four decimal places and intermediate z-value...
Next Previous 3 4 5 6 Question 2 of 6 (1 point) View problem in a pop-up According to the National Association of Home Builders, the average cost of building a home in the Northeast is $117.91...
Next Previous 3 4 5 6 Question 2 of 6 (1 point) View problem in a pop-up According to the National Association of Home Builders, the average cost of building a home in the Northeast is $117.91 per square foot. A random sample of 37 new homes indicated that the mean cost was $121.14 and the standard deviation was $20. Can it be concluded that the mean Fo cost differs from $117.91, using the 0.10 level of significance? Use thP...
Previous 1 2 3 4 5 6 7 Next Question 6 of 7 (1 point) View...
Previous 1 2 3 4 5 6 7 Next Question 6 of 7 (1 point) View problem in a pop-up Numbers (in thousands) of forest fires over the year and the number (in hundred thousands) of acres burned for 7 recent years are shown. The regression line equation is y -36.9139+ 0.48904r. The correlation coefficient is 0.999. Compute the standard error of the estimate, if appropriate. Assume a -0.05. 10.3 Section Exercise 16 Number of fires x 84 62 57...
10 Next 5 6 7 3 4 Previous 1 Question 2 of 12 (1 point) In...
10 Next 5 6 7 3 4 Previous 1 Question 2 of 12 (1 point) In a large hospital, a nursing director selected a random sample of 42 registered nurses and found that the mean of their ages was 32.0. The population standard deviation for the ages is 4.3. She selected a random sample of 31 nursing assistants and found the mean of their ages was 30.2. The population standard deviation of the ages for the assistants is 5.9. Find...
chapter six test Hosted by ALEKS Corp 1 2 3 4 5 6 7 89 10 Previous Next Question 2 of 10 (1 point) Find the area un...
chapter six test Hosted by ALEKS Corp 1 2 3 4 5 6 7 89 10 Previous Next Question 2 of 10 (1 point) Find the area under the standard normal distribution curve between z -0 and z--1.05. Use Table E and enter the answer to 4 decimal places. The area between the two z values is
chapter six test Hosted by ALEKS Corp 1 2 3 4 5 6 7 89 10 Previous Next Question 2 of 10 (1...
i need help on question 3 to 22 please. Midterm ex review. MATH 101 Use the...
i need help on question 3 to 22 please.
Midterm ex review. MATH 101 Use the following information to answer the next four exercises. The midterm grades on a chemistry exam, graded on a scale of 0 to 100, were: 62, 64, 65, 65, 68, 70, 72, 72, 74, 75, 75, 75, 76,78, 78, 81, 82, 83, 84, 85, 87, 88, 92, 95, 98, 98, 100, 100,740 1. Do you see any outliers in this data? If so, how would...
Question 3 of 6 (1 point) View problem in a pop-up 3.3 Section Exercise A student graduated from a 4-year college with an outstanding loan of $10,208, where the average debt is $8588 with a standard deviation of $1808. Another student graduated from a university with an outstanding loan of $12,072, where the average of the outstanding loans was $10,365 with a standard deviation of $2124. Part 1 out of 2 Find the corresponding z score for each student. Round...
Table Question 11 of 16 (6 points) View problem in a pop-up A student graduated from a 4-year college with an outstanding loan of $9834, where the average debt is $8517 with a standard deviation of $1890. Another student graduated from a university with an outstanding loan of $12,259, where the average of the outstanding loans was $10,301 with a standard deviation of $2162. Formu Part 1 out of 2 Find the corresponding z score for each student. Round z...
nect |MATH ALEKS Corp Section 2.1 Homework 6 Previous 1 2 8 Next 7 Question 8 of 8 (1 point) View problem in a pop-up 2.1 Section Exercise 22 The number of unclaimed expired prizes (in millions of dollars) for lottery tickets bought in a sample of states is shown. 0.8 1.5 1.6 1.9 3 4.1 5.9 11.9 LLLLLLLL 13.1 14 14 14.5 20 28 34.1 34.2 54 Download data Part 1 out of 4 What is the class width...
onnect MATH Flest ty ALEKS Carp Section 2.1 Homework Previous 1 2 3 4 5 6 7 8 Question 1 of 8 (1 point) View problem in a pop-up Find the class boundaries, midpoints, and widths for the class. 44-54 Part 1 out of 3 The class boundaries for the class are 0
part 2
Hwill sec 6.2 Previous 2 3 45 Next Question 3 of 5 (1 point) View problem in a pop-up For a certain group of individuals, the average heart rate is 73 beats per minute. Assume the variable is normally distributed and the standard deviation is 2 beats per minute. If a subject is selected at random, find the probability that the person has the following heart rate. Round the final answers to four decimal places and intermediate z-value...
Next Previous 3 4 5 6 Question 2 of 6 (1 point) View problem in a pop-up According to the National Association of Home Builders, the average cost of building a home in the Northeast is $117.91 per square foot. A random sample of 37 new homes indicated that the mean cost was $121.14 and the standard deviation was $20. Can it be concluded that the mean Fo cost differs from $117.91, using the 0.10 level of significance? Use thP...
Previous 1 2 3 4 5 6 7 Next Question 6 of 7 (1 point) View problem in a pop-up Numbers (in thousands) of forest fires over the year and the number (in hundred thousands) of acres burned for 7 recent years are shown. The regression line equation is y -36.9139+ 0.48904r. The correlation coefficient is 0.999. Compute the standard error of the estimate, if appropriate. Assume a -0.05. 10.3 Section Exercise 16 Number of fires x 84 62 57...
10 Next 5 6 7 3 4 Previous 1 Question 2 of 12 (1 point) In a large hospital, a nursing director selected a random sample of 42 registered nurses and found that the mean of their ages was 32.0. The population standard deviation for the ages is 4.3. She selected a random sample of 31 nursing assistants and found the mean of their ages was 30.2. The population standard deviation of the ages for the assistants is 5.9. Find...
chapter six test Hosted by ALEKS Corp 1 2 3 4 5 6 7 89 10 Previous Next Question 2 of 10 (1 point) Find the area under the standard normal distribution curve between z -0 and z--1.05. Use Table E and enter the answer to 4 decimal places. The area between the two z values is
chapter six test Hosted by ALEKS Corp 1 2 3 4 5 6 7 89 10 Previous Next Question 2 of 10 (1...
i need help on question 3 to 22 please.
Midterm ex review. MATH 101 Use the following information to answer the next four exercises. The midterm grades on a chemistry exam, graded on a scale of 0 to 100, were: 62, 64, 65, 65, 68, 70, 72, 72, 74, 75, 75, 75, 76,78, 78, 81, 82, 83, 84, 85, 87, 88, 92, 95, 98, 98, 100, 100,740 1. Do you see any outliers in this data? If so, how would...
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