calculate:
PART A
You are performing a two-tailed t-test with a sample size of
37
If α=0.2α=0.2, and your test statistic is t=−2.02t=-2.02, do
you:
Reject Null Hypothesis
Fail to Reject Null Hypothesis
PART B:
You are performing a left-tailed z-test
If α=.005α=.005, and your test statistic is z=−2.43z=-2.43, do
you:
Fail to Reject Null Hypothesis
Reject Null Hypothesis
PART C:
You are performing a left-tailed z-test
If α=.025α=.025, and your test statistic is z=−1.91z=-1.91, do
you:
Fail to...
1. A right tailed hypothesis test with
a sample size of n = 56 and α = 2.5% will have a critical value of
___________?
2. A left tailed hypothesis test with n = 75
and α = 5% will have a critical value of
_________.?
3. The conclusion for a hypothesis test that has a test
statistic of 2.12 and a critical value of 1.96 will
be?
4. The conclusion for a hypothesis test with a test
statistic of -1.43...
The test statistic of a two-tailed t-test for a sample
size of 12 was found to be 2.1. At a significance level of α = 0.05
,which of the following statements is correct?
Group of answer choices
a.The P-value is smaller than 0.05
b.We fail to reject the Null hypothesis
c.The test statistic is in the critical region
d.The alternative hypothesis is H1:
A market researcher wants to estimate the proportion of
households in the Bay Area who order food...
Find the t-critical values (tcrit) that form the rejection
region for a two-tailed test with α = .05 for each of the following
sample sizes.
a. N = 10 ________2.262____________
b. N = 17 _________2.120___________
c. N = 27 _________2.056____________