By age 6 boys are an average of 45 inches tall and weigh 46 pounds. The average height of a 9th grade boy is 65 inches with a standard deviation of 3 inches. Pin On Mathematics Customer support all-time availability. . One may also ask how tall is an average 12 year old female. Statistics and Probability questions and answers. The average height for a sixth grader age 12 is about five feet. Both height distributions are bell-shaped. The average height for a sixth grader age 12 is about five feet. What is the average height for a 6th grade boy. Any height from about 52 inches 44 to 65 inches 55 is in the normal range according to the CDC. The average height of a 6th grade boy is 58 inches with a standard deviation of 2 inches. The average weight of a 6th grader is 80 lbs. The average height of a 9th grade boy is 65 inches with a standard deviation of 3 inches. But there is a wide range. 6th...
Comments
Post a Comment