Answer:
Could you provide the drop down answers?
Step-by-step explanation:
Answer:
I don't really understand this question
Step-by-step explanation:
I don't really understand this question
0.8643 run the 100 meter dash in 15.22 seconds or faster.
We first compute the z-score for this time:
Using a z-table (http://www.z-table.com), we see the proportion of scores less than or equal to this is 0.8643.
Answer:
Step-by-step explanation:
Given : Sample size :
Sample mean :
Standard deviation :
Significance level :
Critical value :
Formula to find the confidence interval for population mean :-
Hence, a 95% confidence interval for the population mean =