The temperature in a certain location was recorded each day for two months. The mean temperature was 49.1°F with a standard deviation 2.4°F. What can you determine about these data by using Chebyshev's Inequality with =K3?

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if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8