Use the protractor tool to measure the angles in the
diagram
90 80
110 100 90
70
60 500
150 140 130 12
20
170 160 15
40 30 20
mzsut equals degrees.
mztuw equals degrees.
ztuw is an angle.
usut is a[n) angle.
ztuw and zsut are
20
10
angles.

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.

-4

step-by-step explanation:

do 6-10=

if u need it to be negative.

answer: b)

step-by-step explanation:

its a dot plot because since the score is not high numbers.

- r3ktforgood ☕