Answer: D. Stratified
Explanation:
In the case of stratified sampling the samples are divided into parts or groups and then samples for study are randomly chosen from these groups or parts. Here Kerikeri has divided up her day into three parts and she selects the blood pressure randomly from these parts. This is the example of stratified sampling.
Answer:
A.
Explanation:
Provides vision beyond your peripheral vision.
1 Epidermis
2 Keratin
3 Dermis
4 Sebaceous glands
5 Sebum
6 Acne
7 Body odour
8 Washing
Hope this helps :)
First comes non-rem sleep, followed by a shorter period of rem sleep, and then the cycle starts over again
