Question 14 (5 points) Individuals who have a particular gene have a 0.61 probability of contracting...
induviduals who have a particular gene have a .72 probability of contracting a certain disease suppose that 526 induviduals with the gene participate in a lifetime study what is the standard deviation of the number of people who eventually contract the disease?
Question 2 (0.6 points) Find the area under the standard normal curve to the right of = -1.56. Write only a number as your answer. Round to 4 decimal places (for example 0.6148). Do not write as a percentage. Your Answer: Answer
Find the area under the standard normal curve that lies between z = -1.84 and z = 1.98. Note: the graph may not be drawn to scale. Write only a number as your answer. Round to 4 decimal places (for example 0.6148). Do not write as a percentage.
Question 7 (0.6 points) Find the area under the standard normal curve that lies outside the interval between z = -1.76 and z = 2.14. Write only a number as your answer. Round to 4 decimal places (for example 0.6148). Do not write as a percentage. Your Answer: Answer
gth: 2:00:00 Alexia Cooley: Attempt 2 1: Answer Question 7 (0.6 points Find the area under the standard normal curve to the right of -1.40 Write only a number as your answer. Round to 4 decimal places (for example 0.6148). Do not write as a percentage. Your Answer 13 | | 14 | 15 Answer
Question 4 (0.6 points) Find the area of the shaded region where a = -2.44. Note: the graph may not be drawn to scale. Write only a number as your answer. Round to 4 decimal places (for example 0.6148). Do not write as a percentage.
govw.usg edu Question 5 (1.2 points) The probability that a randomly selected individual in a certain community has made an online purchase is 0.34. Suppose that a sample of 11 people from the community is selected, what is the probability that at most 3 of them has made an online purchase? Write only a number as your answer. Round to 2 decimal places (for example 0.24). Do not write as a percentage. Your Answer: Answer Question 6 (1.2 points) At...
Question 3 (1.25 points The mean length of one-year-old spotted flounder, in millimeters, is 130 with standard deviation of 12. The distribution of flounder lengths is approximately bell shaped. Suppose that Anna caught a one-year-old spotted flounder that was 135 milimeters in length. What is the z-score for this length? Write only a number as your answer. Round your answer to two decimal places (for example: 3.15) Your Answer: Answer Question 4 (1.25 points) The mean score on the ACT...
Question 2 (5 points) Suppose that a sample of size 58 is drawn from a population with mean 55 and standard deviation 38 . Find the value of o,, the standard deviation of the distribution of sample means. Write only a number as your answer. Round to two decimal places (for example: 8.21). Your Answer Answer Question 3 (5 points) The weights of bowling balls are normally distributed with mean 11.5 pounds and standard deviation 2.7 pounds. A sample of...
Question 5 (5 points) Suppose that diastolic blood pressures of adult women in the United States are approximately normally distributed with mean 80.5 and standard deviation 9.9. What proportion of women have blood pressure greater than 76.4 ? Write only a number as your answer. Round to 4 decimal places (for example 0.0048). Do not write as a percentage. Your Answer: Answer Question 6 (5 points) The mean length of six-year-old rainbow trout in the Arolik River in Alaska is...