Listed below are amounts of court income and salaries paid to the town justices.
ID: 3240214 • Letter: L
Question
Listed below are amounts of court income and salaries paid to the town justices. All amounts are in thousands of dollars. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value using
alphaequals=0.05.
Is there sufficient evidence to conclude that there is a linear correlation between court incomes and justice salaries? Based on the results, does it appear that justices might profit by levying larger fines?
Court Income
66.0
404.0
1566.0
1132.0
274.0
253.0
111.0
155.0
31.0
Justice Salary
3030
43
92
54
44
62
24
25
19
What are the null and alternative hypotheses?
A.
Upper H0:
rhonot equals0
Upper H1:
rhoequals=0
B.
Upper H0:
rhoequals=0
Upper H1:
rholess than<0
C.
Upper H0:
rhoequals=0
Upper H1:
rhonot equals0
D.
Upper H0:
rhoequals=0
Upper H1:
rhogreater than>0
Court Income
66.0
404.0
1566.0
1132.0
274.0
253.0
111.0
155.0
31.0
Justice Salary
3030
43
92
54
44
62
24
25
19
Explanation / Answer
Solution :-
option C.
Upper H0: rhoequals=0
Upper H1: rhonot equals0
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