I don’t like the way my teacher sends out so many questions

Answers:

14: C.) y = 3.3x +10

15: B.) The table is non-proportional because the x-values do  not increase at a constant interval.

16: I Dunno srry  

15. D

Step-by-step explanation:

you have to divide y ÷ x

for example 8.4 ÷ 7 = 1.2

if you continue on with the other rnumbers they all equal 1.2 which means its a proportional table

If one of them was a different answer it would be non-proportional

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.

76%

step-by-step explanation:

24% are dogs and the remaining is 76% because 100-24=76