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The average student loan debt for college graduates is $25,600. Suppose that that distribution is normal...
The average student loan debt for college graduates is $25,500. Suppose that that distribution is normal...
The average student loan debt for college graduates is $25,500. Suppose that that distribution is normal and that the standard deviation is $12,000. Let X = the student loan debt of a randomly selected college graduate. Round all probabilities to 4 decimal places and all dollar answers to the nearest dollar. The middle 20% of college graduates' loan debt lies between what two numbers? Low: $ High: $
The average student loan debt for college graduates is $25,200. Suppose that that distribution is normal...
The average student loan debt for college graduates is $25,200. Suppose that that distribution is normal and that the standard deviation is $14,450. Let X = the student loan debt of a randomly selected college graduate. Round all probabilities to 4 decimal places and all dollar answers to the nearest dollar. a. What is the distribution of X? X-N( 25200 14450 b Find the probability that the college graduate has between $27,850 and $38,500 in student loan debt. C. The...
The mean college loan debt for a 22 year old recent college graduate is approximately normally...
The mean college loan debt for a 22 year old recent college graduate is approximately normally distributed with a mean debt of $37,000 and a standard deviation of $3000. What is the probability that a 22 year old recent college graduate selected at random will have: ( round all final answers to the nearest tenthousandth). a) A college loan debt less than $30000 b) A college loan debt greater that $42000 c) A college loan debt between $25000 and $45000...
Many students accumulate debt by the time they graduate from college. Shown in the following table is the percentage of...
Many students accumulate debt by the time they graduate from college. Shown in the following table is the percentage of graduates with debt and the average amount of debt for these graduates at four universities and four liberal arts colleges. University % with Debt Amount($) College % with Debt Amount($) 1 71 32,950 1 81 28,751 2 68 32,140 2 93 24,000 3 51 11,226 3 52 10,209 4 64 11,858 4 49 11,018 a. If you randomly choose a...
The following table gives the joint probability distribution between employment status & college graduation in the...
The following table gives the joint probability distribution between employment status & college graduation in the US working age population for 2012. Unemployed (Y=0) Employed (Y=1) Total Non-college graduates (X=0) 0.053 0.586 0.639 College graduates (X=1) 0.015 0.346 0.361 Total 0.068 0.932 1 Calculate the unemployment rate for college graduates, & for non-college graduates. A randomly selected member of the population reports being unemployed. What is the probability that they are a college graduate? A non-college graduate? Are educational achievement...
On average, indoor cats live to 12 years old with a standard deviation of 2.7 years....
On average, indoor cats live to 12 years old with a standard deviation of 2.7 years. Suppose that the distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the probability that an indoor cat dies when it is between 7.5 and 10.4 years old. c. The middle 20% of indoor cats' age of...
On average, indoor cats live to 15 years old with a standard deviation of 2.3 years....
On average, indoor cats live to 15 years old with a standard deviation of 2.3 years. Suppose that the distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the probability that an indoor cat dies when it is between 15.6 and 18.8 years old. c. The middle 30% of indoor cats' age of...
On average, indoor cats live to 15 years old with a standard deviation of 2.6 years....
On average, indoor cats live to 15 years old with a standard deviation of 2.6 years. Suppose that the distribution is normal. Let the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X?X-N b. Find the probability that an indoor cat dies when it is between 11.7 and 13.4 years old. c. The middle 20% of indoor cats' age of death lies between what two...
The average student loan debt of a U.S. college student at the end of 4 years...
The average student loan debt of a U.S. college student at the end of 4 years of college is estimated to be about $22,800. You take a random sample of 40 college students in the state of Vermont. The debt for these students is found in the table below. We want to construct a 95% confidence interval for the mean debt for all Vermont college students. You will need software to answer these questions. You should be able to copy...
On average, indoor cats live to 12 years old with a standard deviation of 2.6 years....
On average, indoor cats live to 12 years old with a standard deviation of 2.6 years. Suppose that the distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X - N( 12 ✓, 2.6 b. Find the probability that an indoor cat dies when it is between 12.4 and 13.6 years old. 4616 c. The middle 20% of...
The average student loan debt for college graduates is $25,200. Suppose that that distribution is normal and that the standard deviation is $14,450. Let X = the student loan debt of a randomly selected college graduate. Round all probabilities to 4 decimal places and all dollar answers to the nearest dollar. a. What is the distribution of X? X-N( 25200 14450 b Find the probability that the college graduate has between $27,850 and $38,500 in student loan debt. C. The...
On average, indoor cats live to 15 years old with a standard deviation of 2.6 years. Suppose that the distribution is normal. Let the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X?X-N b. Find the probability that an indoor cat dies when it is between 11.7 and 13.4 years old. c. The middle 20% of indoor cats' age of death lies between what two...
On average, indoor cats live to 12 years old with a standard deviation of 2.6 years. Suppose that the distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X - N( 12 ✓, 2.6 b. Find the probability that an indoor cat dies when it is between 12.4 and 13.6 years old. 4616 c. The middle 20% of...
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