A California lake has been stocked with rainbow trout. These trout have an average length of 24 inches, with a standard deviation of 3 inches. Someone goes fishing and catches a trout that is 26.25 inches long. Express the length of this trout in standard units, relative to all the trout that were used to stock the lake. Choose the answer below that is closest.

Q: There is a mound of g pounds of gravel in a quarry. Throughout the day, 300 pounds of gravel is adc…

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Q: a) What is the level of significance?   State the null and alternate hypotheses. H0: ? = 16.4 ft;…

A: xbar = 16.7 mu = 16.4 s =3.5 n=32

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A: Solution: Let X be the height of group of men. μ= 69 inches  Average height of men.  The 91st…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A:

Q: What sampling distribution will you use? Explain the rationale for your choice of sampling…

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Q: a. Find the standard error comparing the sample means. Interpret. The standard error is se=

A: A recent study evaluated how addicted teenagers become to nicotine once they start smoking. The…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A:

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A: a) Consider that μ is the population mean height of wave.

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Q: also m ?DBA= ?

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A: The level of significance is α = 0.01.

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: c. Calculate the value of the test statistic. z= (Round to two decimal places as needed.)

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Q: 3. 3 km SA =

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A: The value of  μ=1300μ+σ=1530,   μ+σ=1070μ+2σ=1760, μ+2σ=840μ+3σ=1990, μ+3σ=610 a)  Annual…

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Q: (a) What is the level of significance? State the null and alternate hypotheses. H0: ? = 16.4 ft;…

A:

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A: It is that the sample mean is 16.5.

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Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: X: Readings on thermometer (in °C) X~N(0,1)

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: We have given that  Sample size n=38 , xbar = 17.3 , mu=16.4  Standard deviation sigma = 3.5