Apsychologist conducted a survey of the attitude towards the sustainability of american energy consumption with 260 randomly selected individuals several years ago. the psychologist believes that these attitudes have changed over time. to test this he randomly selects 260 individuals and asks them the same questions. can the psychologist confirm his theory that the attitudes have changed from the first survey to the second survey

43

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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-4, -2, 1, 4

step-by-step explanation:

domain = x values

range = y values