1. Professor Kingsfield's class follows very strict grading guidelines. Assume that student averages in Kingfield's class are normally distributed with a mean of 62 points and a standard deviation of 12 points. Professor Kingsfield wants letter grades in his class to have a very specific distribution: 68% of students get C's, 13.5% get D's, 13.5% get B's, 2.5% receive F's ad the top 2.5% get A's. What should be the numeric range for each letter grade? Refer to the figure below for help answering this question. Select the appropriate responses.

Students with ________ or above get A's.

Students with averages between _______ and ________ get B's.

Students with averages between __________ and ________ get C's.

Students with averages between _______ and _________ get D's.

Students with _____ or below get F's.

a. 25 b. 38 c. 42 d. 50 e. 68 f. 74 g. 86 h. 93

1. Professor Kingseld's class follows very strict grading guidelines. Assume that student averages in Kingfield's class are normally distributed with a mean of G2 paints and a standard deviation of 12 points. Professor Kingseld wants letter grades in his class to have a very specic distribution: 68% of students get C's, 13.5% get D's, 13.5% get B's, 2.5% receive F's ad the top 2.5% get A's. What should be the numeric range for each letter grade? Refer to the gure below for help answering this question. Select the appropriate responses. JAI- Students with _(l.l) or above get A's. Students with averages between (1.2) and (1.3) get B's. Students with averages between _( l .4) and _( l .5} get C '5. Students with averages between (1.6) and (1.7) get D's. Students with _(1.3) or below get F's. 25 33 42 50 63 74 36 9'3 17\".\" F5.\" 9-.\" ET?\