Question: Will leave great comments and reviews please answer fast and show work thank you so much!!!! 1. In general terms, briefly describe why scientists need

Will leave great comments and reviews please answer fast and show work thank you so much!!!!

1. In general terms, briefly describe why scientists need to use statistics?

2. describe randomness and why it is important when sampling a population

3.A sample of 3,534 human patients yielded a mean systolic blood pressure of 127.3 mmHg and standard deviation of 19.0.Calculate a 95% confidence interval for systolic blood pressure based on the information provided [show work].

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