state the null and alternative hypotheses for the statistical test described below. testing to see if there is evidence that a proportion is greater than .

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line