If we multiply our sample size by four, the standard error of the sample mean will be cut in half. true

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

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

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points