Juliet conducted a survey to find the favorite type of book of the students at her school. She asked 20 students from her class what their favorite type of book is. Juliet concludes that short stories is the favorite type of book of the students in her school because 80% of the students in her class like short stories.

Use at least two sentences to explain why Juliet's sample may not be valid.

Question

Juliet conducted a survey to find the favorite type of book of the students at her school. She asked 20 students from her class what their favorite type of book is. Juliet concludes that short stories is the favorite type of book of the students in her school because 80% of the students in her class like short stories. 

Use at least two sentences to explain why Juliet's sample may not be valid.

moazzam07 · Answer

@ganeshie8

haichi · Answer

She just asked from her class alone but what about the rest of the school?

moazzam07 · Answer

well it is a random sample

moazzam07 · Answer

I just dont understand probability

haichi · Answer

She only asked in her class, she didnt ask the whole school she just assummed the fact that everyone like short stories

moazzam07 · Answer

@ganeshie8  what do you think?

ganeshie8 · Answer

I agree with Haichi

haichi · Answer

Thanks you at @ganeshie8  and @moazzam07

moazzam07 · Answer

Ok thanks mate can you guys help me on some more?

haichi · Answer

Sure