The reaction times for a random sample of 9 subjects to a stimulant were recorded as shown below. 4.7 2.4 4.3 3.5 4.1 2.5 4.2 3.4 5.1 Calculate (a) the range; 1 n (b) the variance using the formula of form s²= = n-1 Σ (* -*) 2. i=1 (a) R= (Type an integer or a decimal. Do not round.)

Q: can you explain the first few questions aswell

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Q: can you do the next two parts please

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Q: okay can you also do part b now.

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Q: Need help this problem please stuck on it.

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Q: I got this wrong and I would love help on why and what the correct answer is, thank you!

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A: n1=80, x1=64 n2=60, x2=39 X: people got sick 1: Ate fish 2: Did not eat fish

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A: In this question, we have to explain how we interpret r and r2

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Q: 7) Find mzVUT if MVUM =21x-3, M2VUT-35x-4, and MMUT= 69°. A) 5 C) 107 B) 10 D) 171

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A: Given:

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Q: can i please see it written out?

A: Solution

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A: First factor the equation

Q: Can you draw a table so I can understand better

A: Start with a in the column one and make possible pairs. Then go with b, then c and then so on.

Q: can you do the rest of the missing parts

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Q: wer the other 3 questions from the image please.

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