The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.

Question 9 options:

54 to 102

70 to 86

0 to 102

62 to 94

Question

The mean on a Advanced Algebra test was 78 with a standard deviation of 8.  If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores.  Use the empirical rule. 

Question 9 options:
	
54 to 102

	
70 to 86

	
0 to 102

	
62 to 94

anonymous · Answer

You might need to try all this and if the answer is something like 0.997 approx.

anonymous · Answer

so which 1 would you think it will be

anonymous · Answer

For C calculating 0 to 102 is equivalent to calculating less than equal to 102

anonymous · Answer

oh thnks