A study finds that the carapace length of an adult spider is normally distributed with a mean of 17.46 mm and a standard deviation of 1.88 mm. Let x denote carapace length for the adult spider. a....

Extracted text: A study finds that the carapace length of an adult spider is normally distributed with a mean of 17.46 mm and a standard deviation of 1.88 mm. Let x denote carapace length for the adult spider. a. Sketch the distribution of the variable x. Choose the correct graph below. O A. O B. 51 -33 1.88 37 54 12 14 17.46 21 23 b. Obtain the standardized version, z, of x. Choose the correct standardized version below. O A. OB. (z- 1.88) 17.46 (х- 1.88) z= 17.46 Oc. (z - 17.46) OD. (x- 17.46) 1.88 1.88