According to medical data, the ages at which patients have their first hip replacement surgery follows a normal distribution. The average age for a first hip replacement is 55 years
of age, with a standard deviation of 8 years. Therefore, doctors can expect 99.7% of their hip
replacement surgery patients to be between what ages?
O 47-63
O 39 - 71
O 31 - 79
O 45-65
ws

Use the spider tool located on page 1 of this activity to draw a 12-pointed star for the new logo. (hint: if the spider rotates 360 degrees -- or 720 degrees or 1080 degrees -- she will be facing in the same direction in which she started. when the spider is done drawing, you want her to be facing in the same direction in which she started. she'll be making 12 rotations, all the same size, so each rotation must be some multiple of 360/12 = 30 degrees.) urgently. been stuck on this problem for around 45 minutes now.! it should be easy if you're smart enough