Please help me with my previous post, it's worth 100 points!

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2

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?