A random sample of n = 64 scores is obtained from a normal population with μ = 30 and o= 10. What is the probability that the sample mean will be greater than M = 31?

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A: S = 28 E = 4 Significance level = 0.1

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Q: Sample No 2 3 4 5 6 7 Total 8 (X) 18 15 19 21 17 20 19 129 24 Sample No 1 2 3 4 5 6 7 Total 8 X² 324…

A: Sample NoXZ113502102031520416805952617007153981176

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A: Answer Given p =25% =25/100 =0.25n =25

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A: Data1.822.12.32.52.82.93.13.13.23.33.43.53.53.63.73.83.93.94.14.14.24.34.34.44.54.54.64.74.74.84.955…

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A: Data293165233122262263157243141140176158228173275179180221163241209294110142143167174281111235256166…

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Q: If x is uniformally distributed with [100 , 150] the find the probability more than 120.

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Q: Find the value for z if P( z < Z < 2.63) = 0.4392.

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