H & g is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 135 millimeters, and a standard deviation of 5 millimeters. If a random sample of 42 steel bolts is selected, what is the probability that the sample mean would be greater than 135. 4 millimeters?.

Loss in amenity , biodiversity , which are most difficult to assess

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Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.