A school principal gave a spelling test to 256 students. The distribution of scores was found to be normal with a mean of 42 and a standard deviation of 8 points. The probability is 0.95 that the mean of the corresponding population would be less than the upper limit of

1
42.58
2
42.98
3
43.29
4
43.58

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation