Gwyrdd Golau Pellach

Question 1

Holiaduron

Answer 1

Osgoi cwestiynnau arweiniol syn fframio ateb
Ofalus ble, pryd a sut maer holiadur yn cynnal
Cwestiynnau cryno glir, addas a perthnasol

Question 2

Pam oes angen samplu

Answer 2

Nid ywn bosib Holi yr holl boblogaetj

Question 3

Beth yw hap samplu

Answer 3

Mae gan Pob unigolyn yr un siawns k cael ei dewus
Rhifo pob aelod
Dechrau ar safle ar hap ac dewis fel rhif ar hap

Question 4

Samplu systematig

Answer 4

Dewis mewn patrwm rheolaidd
8 Allan o 90
Rhifo
Y Cyfrwng yw 8/90
Dewis 5 fek rhuf are hap ac mynd lan pob 8/90

Question 5

Samplu haenedig

Answer 5

Darganfod cyfanswm
Rhannu adran dros cyf
E.e 7.6=8
Addasu yr rhif mwyaf

Question 6

Sut i plotio polygon amlder

Answer 6

Plotio ar cabolbwynt

Question 7

Darganfod chwatelly ll ac m ar amlder cronnus

Answer 7

Ll a m ar amlder ac darganfod gwerth cyfatebol

Question 8

Dargabfod canolrhif

Answer 8

Ttefnu rhifau a dewis yr canol

Question 9

n^a x n^b
Same thing but rhanni
N^0
(N^a)^b
N^-a
N^1/a
(^B[n)^a

Answer 9

N^a+b
N^a-b
1
n^ab
1/n^a
a]n
n^a/b = b[a

Question 10

Cyfradd adlog

Answer 10

Bentgyg x (cyfradd adlog + 100%)^bl

Question 11

Mewn fformiwla cwatradtig beth ye x^2 yn achosi

Answer 11

Siap U- positif
Other one- negatuf

Question 12

Cofio siapau graff
Y = a/x
Y= x^2
Y=ax^3
Y= a^x
Y= ax + b

Answer 12

Camera roll 4th may

Question 13

1-3/7

Answer 13

7/7-3/7
4/7

Question 14

If ypu dont have to datrys

Answer 14

Only put in cromfachau after s and ll

Question 15

Nodwedd ff. Cwadratratig that has to be atrys
How to fimd lluoswm

Answer 15

ax2 tk start
a x c

Question 16

a^2 - b^2

Answer 16

(A+b)(a-b)