Ascientist claims that a smaller proportion of members of the national academy of sciences are women when compared to the proportion of women nationwide. let p1 represent the proportion of women in the national academy of sciences and p2 represent the proportion of women nationwide. which is the correct alternative hypotheses that corresponds to this claim? ha: p1 - p2 < 0 ha: p1 - p2 > 0 ha: p1 - p2 ≠ 0

answer: hi

explanation:

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One of the benefits of working with chlorinated polyvinyl chloride (CPVC) pipe is that it can be cut with a variety of different tools that don’t require any electricity or heat. However, different cutting methods are preferred over others, depending on the application.

When cutting CPVC pipe, it is important to make a square, flat cut. An uneven cut limits the bonding area and weakens the fitting.

To help you make the best possible cut, we’ve put together the following dos and don’ts when cutting CPVC pipe in different situations.