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Anna11 [10]
1 year ago
15

Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represprobability22) Two b

alls are drawn from a bag in which there are 4 red balls and 2 blue balls. The 22)number of blue balls is counted.
Mathematics
1 answer:
iVinArrow [24]1 year ago
3 0

The total ball in the bag is 4 + 2 = 6 balls. Their are 4 red balls and 2 blue balls.

If they are drawn singly the probability that 2 blue balls are counted can be expressed as follows

p(b)=\frac{2}{6}+\frac{2}{6}=\frac{4}{6}=\frac{2}{3}

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Answer:

t=1

Step-by-step explanation:

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the wind on any random day in bryan is normally distributed with a standard deviation of 5.1 mph. a sample of 16 random days in
Karolina [17]

The 98% confidence interval estimate of the population mean is

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A random day of 16 is taken into account for the consideration of Bryan's average value of 19mph.

n = 16

By taking the confidence level of T - Factor, we get the;

At a 98% confidence level, the t is,

tα /2,df = t₀.₀₄,₂₄ = 2.492                ( df = hours in a day)

Margin of error = E = tα/2,df * (δ /√n)

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The 98% confidence interval estimate of the population mean is,

x - E < μ < x + E

19 - 3.177 < μ < 19 + 3.177

15.823 < μ < 22.177

The 98% confidence interval estimate of the population mean is

15.823 < μ < 22.177

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1 year ago
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The perimeter would also be 18 square feet
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