Question

9. निम्नांकित प्रदत्ता द्वारा बिन्दु
Calculate Point Biserial coefficient of correlation for the following data-
वर्गान्तर श्रेणी 'अ' आवृत्ति
श्रेणी 'ब' आवृत्ति
(CI) Category 'A' (1)
Category 'B' (1)
125-129
9
1
120-124
8
1
115-119
7
2
110-114
5
2
105-109
4
3
100-104
3
3
95-99
2
2
90-94
1
4
85-89
1
6
N= 40
N2 = 24
C C
.
3​

Answer 1

Answer:

Heya ✋

here is your answer⤵️

⏩the plant tissue are various types and he are made of similar types of cells we are different from animal tissues and there are more difference between plant tissue and animal tissue

⏩permanent tissue

here is your answer ✅

hope this helps you ✌️

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Answer 2

Answer:

6788531138900654321234566899