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Inferential statistics

Authored by Jenny Tarleton

Social Studies

12th Grade

Used 21+ times

Inferential statistics
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which hypothesis is one-tailed?

Null hypothesis

Directional hypothesis

Non-directional hypothesis

Experimental hypothesis

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What 3 factors determine which statistical test will be done?

type of hypothesis, significance level, N

Nominal, ordinal and interval

Test of difference/correlation, experimental design, level of measurement

Test of difference/correlation, significance level, experimental design

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance level used in Psychology?

0.05

0.5

0.1

0.01

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a type 2 error?

Where the first hypothesis is accepted incorrectly, should have accepted the null

Where the first hypothesis is accepted incorrectly, should have accepted neither hypothesis.

Where the null hypothesis is accepted incorrectly, should have accepted neither hypothesis.

Where the null hypothesis is accepted incorrectly, should have accepted the first hypothesis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one reason why psychologists use a 0.05 level of significance?

Because it is the most strict level of significance.

Because it is the least strict level of significance

Because psychologists can never use the whole population in their research

Because it allows the researcher to accept their hypothesis

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why would a researcher be likely to make a type 1 error?

Because they used a significance level that is too high

Because they chose the wrong statistical test

Because they calculated the test incorrectly

Because they used a significance level that is too low

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the rule of R for a Pearson's test?

The observed value must be equal to or less than the critical value

The observed value must be equal to or more than the critical value

The critical value must be equal to or less than the significance level

The observed value must be equal to or less than the significance level

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