You are the manager for a campaign for the U. S. Senate. You are handed a poll with a sampling error (margin of error) of 10%. You deem this number unacceptable and demand it be lowered to get a better understanding of the electorate opinion. What does the pollster have to do to lower the sampling error (margin of error)

If the president needed to send two members of the cabinet to italy to negotiate a military treaty, the secretary of defense and the secretary of would most likely be sent.

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.

Which type of fungus is shown in the diagram