Question

can someone help me solve tnese 4

13.2.61-T Use a numerical integration command on a graphing caloulator Find the future value at 7.75% interest compounded continuously for 10 years of the continuous income stream with he rate of flow fur ction f t- Thefuture value ofthe income strearm at 7.75% compounded continuously at the end of 10 years is 50 t + 1 1,000 Round to the nearest dollar as needed.) 13.2.27-BE EQuestion Help A manufacturer guarantoos a product for 1.25 years. The time to failure of the product aflor it is sold is given by the probability donaity function below, where t is sime in months. What is the probability that the product will last at least 1.25 years? it: Recall that the total area under the probability density function cano is 1 00120-00121 t20 r(t)- otherwise The probability is Type an integer or decimal rounded to two decimal places as needed.) score: 33.33%, 3.67 of 11 pts E Question Help 13.2.31-T Use a numerical integration command on a graphing calculator to find the indicatod probability The mean annual wage for frofighters is $50.000 with a standard deviation of $65,000 per year. Assume a normal distribution. $12,000. Determine the probability that a firefighter makes between $45,000 and The probability that a frofightor makes between $45,000 and $65,000 per year is Type an integer or decimal rounded to the nearest hundredth as needed.) 13.2.36-T E Question Help Use a numerical integration command on a graphing calculator to find the indicated probability The mean weight in a population of 5 year-old boys was 41 pounds with a standard deviation of 7 pounds. Determine the probability that a 5-yoar old boy from the population weighs less than 30 pounds. Assume a normal distribution. The probability that a 5-year-old boy from the population weighs less than 30 pounds is Type an integer or decimal rounded to the nearest hundredth as needed.)

Answer 1

132-24