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Setler [38]
3 years ago
13

A skincare company posts advertisements via social media. The probability model describes the number of times the company may po

st in a day. Posts Made 0 1 2 3 4 5 P(X) 0.05 0.1 0.35 0.25 0.2 0.05 How many posts would you expect the company to post each day? (4 points) 3.4 3.05 2.6 2.45 2.1
Mathematics
2 answers:
scoundrel [369]3 years ago
7 0

Answer:

2.06

Step-by-step explanation:

the answer is the sum of all of the products of posts made by the P(X) under it.

also... I got it right on my quiz

solniwko [45]3 years ago
7 0

Answer:

It's 2.6

Step-by-step explanation:

Someone else put that it's 2.06 but it is actually 2.6

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For finding the price we pay during a sale, we focus on the percent we pay. If 22% off is the sale, then we spend 78% or 100-22-78. We use this percent byb  multiplying the price with a decimal. We convert percents into decimals by dividing the percent number by 100. For example, 78% divided by 100 becomes 0.78.

8. Percent off is 22%. We pay 78%=0.78.

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