Answer:
Step-by-step explanation:You can dowly/3fcEdSxnload the ans
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Answer:
a)
b) 
c) 
Step-by-step explanation:
Part a
The significance level given is
and the degrees of freedom are given by:

Since we are conducting a right tailed test we need to find a critical value on the t distirbution who accumulates 0.1 of the area in the right and we got:

Part b
The significance level given is
and the degrees of freedom are given by:

Since we are conducting a left tailed test we need to find a critical value on the t distirbution who accumulates 0.01 of the area in the left and we got:

Part c
The significance level given is
and
and the degrees of freedom are given by:

Since we are conducting a two tailed test we need to find a critical value on the t distirbution who accumulates 0.025 of the area on each tail and we got:

Answer:
57 + x³
Step-by-step explanation:
Answer:Does this helpf(t) = 1400(1 + (0.1)/2))2t
Step-by-step explanation:
Answer:
-4 and 3
Step-by-step explanation: