a) Find correlation coefficient to the set of data. Round the answer to 4 decimal places if necessary.
?
?
r = __________
?
b) Find correlation coefficient to the set of data. Round the answer to 4 decimal places if necessary.
?
?
r = __________
?
c) Find correlation coefficient to the set of data. Round the answer to 4 decimal places if necessary.
?
?
r = __________
?
Use correlation coefficients to determine which of the given sets of data is best fit by its associated regression line.
?
__________
?
Use correlation coefficients to determine which of the given sets of data is worst fit by its associated regression line.
?
__________
?
Is it a perfect fit for any of the data sets?
?
__________
What will be an ideal response?
-1; 0; -0.9977; a; b; a
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Solve the problem.On April 1, the unpaid balance in an account was $119. A payment of $55 was made on April 8. On April 17, a 
purchase was made. The finance charge rate was 
per month of the average daily balance. Find the new balance at the end of April.
A. $102.15 B. $64.88 C. $119.88 D. $102.08
Write the first four terms of the sequence whose general term is given.an = 
A. 1, 
, 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. 1, 
, 
, 
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).
A. 0.818 B. 0.340 C. 0.720 D. 0.107
Solve the equation.
= 
A. 
B. 
C. 
D. 