(All you have to do is to provide solutions because I am not confident to the solutions that I made.)

Instruction: Write the null and alternative hypotheses for the following situations.

Q1.) A local clinic claims that the mean weight of the children aged 10 - 12 in

their area is 48 kg. A small survey was done and it gives a result of 52 kg.

Answer: H0: = 48 and H1: 48

Solution:

Q2.) A barangay official claim that the mean family income of his constituents

is Php 20,000 but some group of residents believe that this is not true.

Answer: H0: = 20 000 and H1: 2 000

Solution:

Q3.) A public school claims that the mean weight of grade 7 is 30.5 kg. But

that is not what the division doctor believes.

Answer: H0: = 2.5 and H1: 2.5

Solution: