Submit Test Reade Previous 15, Next Pretest: Statistics and Probability 15 The histogram shows the performance of students on a midterm test. Select the correct answer. 18 How many students answered fewer than 20 questions correctly? 16 O A. 8 OB. 10 Oc. 12 OD. 14 Number of Students 8 * Reset Next 6 4 13 10 20 40 50 60 30 Score​

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83