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Lemur [1.5K]
3 years ago
12

A certain type of golfball is tested by a robot that hits the ball with a consistent impact force. The distances this type of ba

ll travels in this test are normally distributed with a mean of 195195195 meters and a standard deviation of 555 meters. Suppose that quality control experts regularly collect random samples of 252525 distance measurements and calculate the sample mean distance in each sample. Assume that the measurements in each sample are independent. What will be the shape of the sampling distribution of the sample mean distance
Mathematics
1 answer:
vodomira [7]3 years ago
4 0

Answer:

Approximately normal

Step-by-step explanation:

Since the population is normally distributed, the sampling distribution of the sample mean will also be normally distributed, even when the sample size is small.

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2 years ago
Madeline works as a part time job at Parkland Hospital for $20 per hour. She worked for 10 hours last week and must pay 10% in t
ioda

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20


Step-by-step explanation:

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katovenus [111]

Answer:

False

Step-by-step explanation:

75%

21

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2 years ago
Suppose x is a normally distributed random variable with a mean of 12 and a standard deviation of 3. The probability that x equa
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Answer:

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Step-by-step explanation:

Normal Probability Distribution:

Problems of normal distributions can be solved using the z-score formula.

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exis [7]
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