The results of a certain medical test are normally distributed with a mean of 127 and a standard deviation of 19. (A score above 139 is considered unhealthy). Use the given table to find the percentage of people with readings below 136. 0.1 0.2 0.3 0.6 65.54 69.15 72.57 75.80 1.5 0.5 0.7 0.9 78.81 81.59 84.13 z-score 0.4 0.8 1.0 Percentile 53.98 57.93 61.79 1.3 1.2 88.49 90.32 1.7 z-score Percentile 1.1 1.4 91.92 2.4 1.6 1.8 1.9 2.0 86.43 93.32 94.52 95.54 96.41 97.13 97.72 2.1 2.2 2.7 2.9 3.5 4.0 2.5 2.6 98.93 99.18 99.38 99.53 99.65 99.74 Z-Score 2.3 2.8 3.0 Percentile 98.21 98.61 99.81 99.87 99.98 99.997 ... The percentage of people with readings below 136 is %. (Round the final answer to the nearest hundredth as needed. Round the z-score to the nearest tenth as needed.)

An employment evaluation exam has a standard deviation of 15. One particular exam with raw scores of 142 and 165 have z scores of -0.5. Find the mean of the distribution. 150 2 1603 1495 135 2

Assume that the test scores for biostatistics midterm examination are normally distributed with a mean of 74 and a standard deviation of 10. i. Suppose that you receive a score of 88. What percent of the class received scores higher than yours?  ii. Suppose that the teacher wants to limit the number of A grades in the class to no more than 20%. What would be the lowest score for an A?

A successful basketball player has a height of 6 feet 11 ​inches, or 211 cm. Based on statistics from a data​ set, his height converts to the z score of 5.17. How many standard deviations is his height above the​ mean?

A distribution of values is normal with a mean of 38.3 and a standard deviation of 84.2.Find P98, which is the score separating the bottom 98% from the top 2%.P98 =

Consider a value to be significantly low if its z score less than or equal to -2 or consider a value to be significantly high if its z score is greater than or equal to 2. A test is used to assess readiness for college. In a recent year, the mean test score was 20.2 and the standard deviation was 4.9. Identify the test scores that are significantly low or significantly high. What test scores are significantly low? Select the correct answer below and fill in the answer box(es) to complete your choice. (Round to one decimal place as needed.) OA. Test scores that are greater than OB. Test scores that are between OC. Test scores that are less than and (Round to one decimal place as needed. Use ascending order.) (Round to one decimal place as needed.) Select the correct answer below and fill in the answer box(es) to complete your choice. What test scores are significantly high? OA. Test scores that are less than OB. Test scores that are greater than OC. Test scores that are between and…

Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the z- score of a man who is 64.3 inches tall. (to 4 decimal places) 249.04

A normal distribution has a mean of 136 and a standard deviation of 10. Find the z-score for a data value of 141.Round to two decimal places