To make a decision in the traditional method, we compare the______.

Critical Value(CV) with the Test Value.

What are the two types of statistical hypotheses ?

Null hypothesis and alternative hypothesis

When we test a mean, and σis known, the test value is computed using the following formula_____.

z=\frac{\left(\overline{x}-μ\right)}{\frac{σ}{\sqrt{n}}}

The level of significance (α) is______.

the probability of committing a type one error

Decision rule when using a P-value method, if P-value>α,____.

do not reject the null hypothesis

What are the two methods of hypothesis testing?

the traditional method and the P-value method

A statistical hypothesis is ________.

a conjecture about a population parameter

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Hypothesis testing

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Answers

1
To make a decision in the traditional method, we compare the______.
Critical Value(CV) with the significance level
Critical Value(CV) with the Test Value.
Test Value and P-value
P-value and the significance level
2
What are the two types of statistical hypotheses ?
None of the answers
Null hypothesis and alternative hypothesis
H1 and H2 hypothesis
Null hypothesis and population hypothesis
3
If you wish to test the claim that the mean of the population is 100, the appropriate hypotheses are________.
H0: μ=100 and H1:μ>100
H0: μ=100 and H1: μ\ne 100
H0: μ=100and H1: μ<100
H0: μ\ne100and H1: μ=100
4
When we test a mean, and σis known, the test value is computed using the following formula_____.
z=(phat-p)/(sqrt(p*q/n))
z=\frac{\left(\overline{x}-μ\right)}{\frac{s}{\sqrt{n}}}
z=\frac{\left(\overline{x}-μ\right)}{\frac{σ}{\sqrt{n}}}
None of the answers
5
The level of significance (α) is______.
the critical value
none of the answers
the probability of committing a type two error
the probability of committing a type one error
6
Decision rule when using a P-value method, if P-value>α,____.
reject the null hypothesis
None of the above
do not reject the null hypothesis
support the claim
7
What are the two methods of hypothesis testing?
the critical and non-critical method
the rejection and non-rejection method
the null hypothesis method and the alternative hypothesis method
the traditional method and the P-value method
8
A statistical hypothesis is ________.
an alternative hypothesis
a conjecture about a population parameter
a null hypothesis
a cojecture about a sample statistics
9
To test a mean, when do we use t instead of z ?
when we have raw data
when σis unknown
when σis known
None of the answers
10
A test is left-tailed when the alternative hypothesis (H1) contains______.
">" sign
"≠" sign
"<" sign
None of the answers

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