Which number line shows the solution set to this inequality? -2x +9 OA +
-6
-4
-2
0
2
4
6
8
10
12
14
OB.
-6
-2
2
4
6
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14
Ос.
-6
-2
0
2
4
6
8
10
12
14
OD
-6
-4
-2
0
2
4
6
8
10
12
14

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?