2 years ago

What is the critical value z* for constructing a 95% confidence interval?

1 answer:

8 0

Answer: The Z value for 95% confidence is Z=1.96.

Step-by-step explanation:

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The answer is D $3.35

Step-by-step explanation:

$2.35 + .25x = 1.75 + .40x \\ 2.35 = 1.75 + .40x - .25x \\ 2.35 = 1.75 + .15x \\ 2.35 - 1.75 = .15x \\ .60 = .15x \\ \frac{.60}{.15} = x \\ x = 4$

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