subject
Mathematics, 17.03.2022 15:10 josephmarvens1666

Twenty words are chosen randomly from a fifth-grade science book, and twenty random words are chosen from a ninth- science book. The length of the words chosen are as follows:
5th Grade Textbook: 2, 4, 3, 6, 5, 5, 3, 7, 8, 4, 4, 1, 5, 2, 4, 1, 1, 4, 5, 3
9th Grade Textbook: 7, 9, 3, 4, 12, 9,5, 3, 4, 3, 9, 4, 8, 6, 5, 7, 9, 4, 8, 6
The mean absolute deviation is 1.45 for the fifth-grade text and 2.25 for the ninth-grade text. Which conclusion is reason
these measures?
A)
Longer words are in the ninth-grade textbook.
B)
More common words are in the fifth-grade textbook.
Word length varies more in the ninth-grade textbook.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.
Answers: 1
question
Mathematics, 21.06.2019 18:00
Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6
Answers: 2
question
Mathematics, 21.06.2019 19:00
Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.
Answers: 1
question
Mathematics, 21.06.2019 19:00
Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°
Answers: 2
You know the right answer?
Twenty words are chosen randomly from a fifth-grade science book, and twenty random words are chosen...
Questions
question
Mathematics, 22.10.2019 23:50
Questions on the website: 13722360