b. z = (Round to two decimal places as needed.) Choose the correct answer below. ○ A. -3 -1 z-score ☑ ○ D. ос. О в. Q Q Q -1 Z-score ✓ -3 -1 1 z-score ☑ -1 3 z-score Assume a standard Normal distribution. Draw a well-labeled Normal curve for each part. a. Find the z-score that gives a left area of 0.6957. b. Find the z-score that gives a left area of 0.1378. a. z= (Round to two decimal places as needed.) Choose the correct answer below. ○ A. О в. A ○ C. ○ D. z-score z-score z-score z-score

Find ∑x. Find ∑x. X 0.001 0.029 0.136 0.259 0.470 enter your response here ∑x= ​(Type an integer or a decimal. Do not​ round.)