1 proportion significance test

Front

What is the parameter in a proportion significance test?

Back

p is the true proportion of elementary students who want a career helping others.

Front

What is the null hypothesis (H₀) in a proportion significance test?

Back

H₀: p = 0.39

Front

What is the correct test statistic used in a proportion significance test?

Back

z-score

Front

What conclusion can be drawn based on the sample proportion?

Back

There is not evidence of an increase in elementary students who want a career helping others.

Front

Why does the sample result provide evidence to support Hₐ: p > 0.39?

Back

Because the sample proportion is higher than 0.39.

Front

What does the term 'sample proportion' refer to?

Back

The proportion of a certain characteristic in a sample, calculated as the number of successes divided by the total sample size.

Front

What is the significance level (α) in hypothesis testing?

Back

The probability of rejecting the null hypothesis when it is actually true, commonly set at 0.05.

Front

What does it mean to 'fail to reject the null hypothesis'?

Back

It means that there is not enough evidence to support the alternative hypothesis.

Front

What is the alternative hypothesis (Hₐ) in a proportion significance test?

Back

Hₐ: p > 0.39 (or other forms depending on the context).

Front

What is a Type I error in hypothesis testing?

Back

Rejecting the null hypothesis when it is true.