contestada

H0: μ1 – μ2 = 0 vs. H1: μ1– μ2 ≠ 0
H0: μ1 – μ2 ≠ 0 vs. H1: μ1– μ2 = 0

multiple choice 1
a
b


(b) Specify the decision rule with respect to the p-value.

Reject the null hypothesis if the p-value is
less than
.10.

(c) Find the test statistic tcalc. (A negative value should be indicated by a minus sign. Round your answer to 3 decimal places.)

tcalc


(d) Assume unequal variances to find the p-value. (Use the quick rule to determine degrees of freedom. Round your answer to 4 decimal places.)

p-value


(e) Make a decision.

We
do not reject
the null hypothesis.

(f) State your conclusion.

We
cannot
conclude that there is a difference between the sizes of homes in the two neighborhoods.