Question

40. Calculate Karl Pearson's coefficient of correlation from the following table
115
120
125
130
X\Y
10
20
11
6
4
2
10
30
1
3
2
5
1
40
3
3
50
10
4
5​

Answer 1

Answer:

Hartle and Hawking suggest that if we could travel backwards in time towards the beginning of the Universe, we would note that quite near what might otherwise have been the beginning, time gives way to space such that at first there is only space and no time. According to the Hartle–Hawking proposal, the Universe has no origin as we would understand it: the Universe was a singularity in both space and time, pre-Big Bang. However, Hawking does state "...the universe has not existed forever. Rather, the universe, and time itself, had a beginning