Answers by Dan Willett

Answers by Dan Willett

What are the degrees of freedom for a Pearson's correlation coefficient if thecovariance of x and y = 4, and the sample size = 250?

answered Dec 9, 2023

22 votes

63.3k views

What is the decimal equivalent of 5/9? A.0.35 B.0.5 C 0.59 D. 0.72

answered Oct 20, 2023

22 votes

177k views

Is the function y=3 x–10 linear or nonlinear?

answered Oct 13, 2023

14 votes

95.8k views

Using the energy stated in the text for the process in equation (5.28), calculate the unified atomic mass unit (symbols: Da or u) of 13N. The energy is -3.00 MeV and the reaction is p + 13C ----> 13N +n.

answered Sep 29, 2023

16 votes

199k views

2 3 4 5 6 7 DOD 9 Look at the graph of the linear function. -5-4-3-2-1 A 8 5 4 3 2 4 3 4 5 V C 1 D 5 X 8 10 The rate of change between point A and point B is 2. What is the rate of change between point

answered Sep 10, 2023

8 votes

27.9k views

Find the axis of symmetry and the vertex of the graph of the function. g(x) = 2x^2+12x+4

answered Aug 31, 2023

25 votes

79.8k views

11. (05.05 MC) The length of a rectangle is shown below: If the area of the rectangle to be drawn is 90 square units, where should points C and D be located, if they lie vertically below A and B, to make

answered May 17, 2023

18 votes

92.7k views

What characteristics do viruses share with all living organisms? a.DNA/RNA b. metabolism c.movement d.respiration

answered Oct 17, 2022

7 votes

349k views

Algebra ixl question #2

answered Oct 1, 2022

25 votes

170k views

How is internet speed in Colombia?

answered Jun 24, 2022

17 votes

83.1k views

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