Question
I need help with stats/section 8.1 and 8.2,please help with TI-84 commands, thank you Test the claim about the difference between two population means 1
I need help with stats/section 8.1 and 8.2,please help with TI-84 commands, thank you
Test the claim about the difference between two population means
1
and
2
at the level of significance
.
Assume the samples are random and independent, and the populations are normally distributed.Claim:
1=2;
=0.10.
Assume
2/1=2/2
Sample statistics: | x1=35.4, s1=3.5, n1=14 and |
x2=36.7, s2=2.3, n2=17 |
Identify the null and alternative hypotheses. (state which one is the claim)
H0:
Ha:
Find the standardized test statistic t.
t= _____________________
(round to 2 decimal places as needed)
Find the P-value
P=_______________________
(round to 3 decimal places)
Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.
______________________ (reject or fail to reject) H0. There is ________________________ (is or is not) enough evidence at the 10% level of significance to reject the claim.
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