This circle graph shows the results of a survey of the ages of the people in a store. What percentage of people are between 11 and 17 years old? Round to the nearest percentage if necessary.

11%

19%

25%

50%

Trigonometry hellllllpppppppp asap

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average

Write the factored form of this trinomial 9x^2+18x-7