Average height of a species of tree (in feet) after a certain number of years

1 ------------- 2.1
2 ------------- 3.2
3 ------------- 6.8
4 ------------- 7.3
5 ------------- 11.2
6 ------------- 12.6
7 ------------- 13.4
8 ------------- 15.9

What is the correlation coefficient for the set of data? Round your answer to the nearest thousandth.

a. 0.014
b. 0.989
c. 0.075
d. -0.977***

About how tall do you expect one of these trees to be after 22 years?

a. 22.31 ft.
b. 35.2 ft.
c. 44.25 ft.
d. 46.2 ft.

  1. 👍
  2. 👎
  3. 👁
  1. d

    1. 👍
    2. 👎
  2. The answers are B, D, B, C, C, Ali Is Incorrect!!

    1. 👍
    2. 👎
  3. thanks Elizabeth your answers are right

    1. 👍
    2. 👎
  4. thank you ^^

    1. 👍
    2. 👎
  5. wait whats the second answer?

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Statistics

    in a medical examination, 300 people undergo a height measurement and was found out that the average height of all are 150cm. if the standard deviation is 19, find the number of people that fall under the given conditions: a)with

  2. geometry

    Pine Tree In order to estimate the height h of a tall pine tree, a student places a mirror on the ground and stands where she can see the top of the tree, as shown. The student is 6 feet tall and stands 3 feet from the mirror

  3. algebra

    the table below shows a linear relationship between the average height in feet of trees on a tree farm and the number of years since the trees were planted | 1 | 3 | 6 |11| 15 |numbers of years since the trees were planted

  4. trig

    A certain species of tree grows an average of 0.5 cm per week. Write an equation for the sequence that represents the weekly height of this tree in centimeters if the measurements begin when the tree is 800 centimeters tall?

  1. statistics

    The distribution of 27 salaries at a small company has mean $35,000 and standard deviation $2,000. Suppose the company hires a 28th 28th employee at a salary of $120,000. Which of the following claims about the new salary

  2. Math

    Use similar triangle to solve. A person who is 6 feet tall standing 140 feet from the base of a tree and the tree casts a 150 foot shadow. The person's shadow is 10 feet in length. What is the height of the tree?

  3. Algebra

    For question 3-4, use your calculator to create a scatter plot and line of best fit for the following set of data: Average height of a species of tree (in feet) after a certain number of years. Years:1/2/3/4/5/6/7/8

  4. algebra

    What is the rate of change of the average height in feet of the trees with respect to the number of years since the trees were planted? * average tree height numbers of years trees were planted 1,3,6,11,15 average height

  1. math

    If a tree is 10 feet tall after two years and 25 feet tall after 5 years, find the rate of change of growth of the tree if y is the height in feet and x is the number of years. Be sure to give correct units.

  2. geometry

    At a point on the ground 50 feet from the front of a tree, the angle of elevation to the top of the tree is 48 degrees. Find the height of the tree.

  3. geometry

    a tree grew at a 3 degree slant from the vertical. at a point 60 feet from the tree, the angle of elevation to the top of the tree is 14 degrees. find the height of the tree to the nearest tenth of a foot.

  4. Trigonometry

    The length of a shadow of a tree is 130 feet when the angle of elevation of the sun is θ°. a) Write the height h of the tree as a function of θ. b) θ=10° What's height? θ=15° Height? θ=20° How tall is the height? θ=25°

You can view more similar questions or ask a new question.