Activity 3: Formulating Hypothesis

.Which statement does NOT refer to a parameter?

• A. That city has a population of more than 567,345.

• B. There are 305 doctors in Naguilian District Hospital

• C. The number of students enrolled at the Mala Elementary School is 278.

• D. A survey of 2000 federation members had shown that 25% believed policed should have the right to take industrial action.

A researcher has exam result for students who took a training course for a national exam. The researcher wants to know if trained students score above the national average of 850. Which of following is the parameter of interest?

• The researcher

• The training course

• The national exam

• The average score of 850

What hypothesis refers to a statement that shows a difference between two parameters?

• Alternative hypothesis

• Directional test

• Null hypothesis

• Non directional test

Myla conducted a survey to all grade 6 students and claimed that their average age is 12.

What should be the null hypothesis?

• A. All 12 years old students are grade 6.

• B. Not all 12 years old students are grade 6.

• C. The average age of grade 6 students is 12.

• D. The average age of grade 6 students is not 12.

A researcher has exam result for students who took a training course for a national exam. The researcher wants to know if trained students score above the national average of 850.

What will be the alternative hypothesis?

• 𝐻1: 𝜇 = 850

• 𝐻1: 𝜇 > 850

• 𝐻1: 𝜇 < 850

• 𝐻1: 𝜇 ≠ 850

Base from the given problem in the picture, select the word/s that make/s it wrong.

• 1

• 2

• 3

• 4

What do you call the set of all people, objects, events, or ideas you want to investigate?

• Data

• Population

• Sample

• Statistics

What do you call a number that describes a population characteristic?

• Mean

• Parameter

• Sample

• Variable