(2 marks available) The scatter diagram shows the scores of 10 students
in their paper 1 and paper 2 Maths GCSE exams.
1007
A line of best fit has been drawn.
90
80
a) What type of correlation is shown
by the graph?
701
N 60
paper 2
50
b) A pupil who scored 50 in his paper 1
exam got ill and missed paper 2.
40
30
24=
Use the line of best fit to predict what
his paper 2 mark could have been.
20
10
10 20 30 40 50 60 70 80 90 106
paper 1
available

c

step-by-step explanation:

there has been genes found in the x chromosome of males that have been linked to [homo/hetero]sexuality. in addition to the reign of the x chromosome, a section of chromosome 8 has also been link to, "alot of ppl are so " these facts were proven true after a 2014 study of a gay male and his strait brother. according to newscientist.com,"chromosome 14 and is mainly active in the thyroid, but also the brain. called tshr, it makes a type of receptor protein that recognises and binds to a hormone that stimulates the thyroid. in this way, the gene plays an important role in controlling thyroid function. the fact that tshr seems to be involved in sexual orientation fits with evidence that thyroid function seems to be linked to sexuality."

in conclusion, "ppl are so gay" due to their genetics.