C4. A criminologist developed a test to measure recidivism, where low scores indicated a lower probability of repeating the undesirable behavior. The test is normed so that it has a mean of 140 and a standard deviation of 40. What is the percentile rank of a seov AF I What percentage of scores falls between 100 and 1602 d. What proportion of respondents should score above 190? e. Suppose an individual is in the 67th percentile in this test. What is his or her corresponding recidivism score?

The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 121 and standard deviation of 16 .Someone qualifies as having Stage 2 high blood pressure if their systolic blood pressure is 160 or higher.c. Stage 1 high BP is specified as systolic BP between 140 and 160. What percentage of adults in the US qualify for stage 1?____%d. Your doctor tells you you are in the 30th percentile for blood pressure among US adults. What is your systolic BP? Round to 2 decimal places.____lbs

The distribution of lowa Test of Basic Skills vocabulary scores for seventh-grade students in Gary, Indiana, is close to normal. Suppose that the distribution is exactly Normal with a mean of 6.84 and standard deviation of 1.55. What percent of the ITBS vocabulary scores are less than 3.74? 3 type your answer..... What percent of the scores are between 5.29 and 9.94? type your answer... 2 points d % C % f 5 t Templ b h u n m k alt P ctri

In the class of 2019, more than 1.6 million students took the SAT. The distribution of scores on the math section (out of 800) is approximately normal with a mean of 528 and standard deviation of 117.  What proportion of students earned scores between 500 and 600 on the SAT math test?

Jodie's Ice Cream Stand sells cones at the beach. Her records show that she sells a mean of 180 cones each day, with a standard deviation of 15 cones, distributed normally. She would like to keep the probability of running out of cones below 1%. How many cones should she stock each day?

A clinical psychologist took a sample of four people from the population of people with anxiety disorders and gave them an interval-level anxiety scale. Their score were 57, 60, 67, and 68 with a mean of 63.00. What is s?

Imagine the mean women’s foot size is a 7.5 with standard deviations of 1.5. a. What percentage of women have a foot size larger than 10? b. If you select 30 people at random is it likely that any of them will have a foot size larger than 10? If so, how many?

What is the z score for 20 if mean =18 and stadnard deviation =0.5