A researcher decides to investigate the effect of having a newborn baby on paren

Question

A researcher decides to investigate the effect of having a newborn baby on parents' ability to focus. She decides to do a one-sided test because earlier studies found a negative effect. She formulates both the null and the alternative hypothesis and then decides to use a significance level of 0.05. Next, she starts to gather data and to compute the relevant statistics. What did the researcher forget to do?

a) She should have gathered data first.

b) She shouldn't have formulated the alternative hypothesis.

c) She should have used a significance level of 0.01.

d) She should have checked the assumptions.

Explanation / Answer

She should have gathered data first before devising the null and alternate hypothesis, it requires the data

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.