Answer:
<em>99% of confidence intervals for mean age of ICU patients</em>
<em>(53.8920 , 61.2079)</em>
Step-by-step explanation:
<u><em>Explanation</em></u>:-
<em>Given sample mean </em>
<em></em>
Given standard error is determined by
S.E =
<em>Given data standard error = 1.42</em>
<em>99% of confidence intervals for mean is determined by</em>




(53.8920 , 61.2079)
<u><em>Conclusion</em></u>:-
<em>99% of confidence intervals for mean is determined by</em>
<em>(53.8920 , 61.2079)</em>
Answer:
x=2.4
Step-by-step explanation:
brainliest pls
Answer: y = -1
Explanation: the y axis is the vertical line, the crossing line intersects at -1.
Hope this helps!
Answer:
Step-by-step explanation
just plug in 0 for z so it would change to -2<6