Mathematics
Grade10
Easy
Question
The value of median in standard normal deviation, the value of median is _____
- 1
- 0
- 2
- Not fixed
The correct answer is: 0
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Who discovered normal distributions first?
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Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
Who scored better among Maha and Arjun?
Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
Who scored better among Maha and Arjun?
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Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
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The standardization of a random variable Suppose X is a random variable with mean µ and standard deviation σ > 0
Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
What is the z-score of the Arjun?
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Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
What is the z-score of the Maha?
The standardization of a random variable Suppose X is a random variable with mean µ and standard deviation σ > 0
Maha and Arjun are comparing scores on their college entrance exams. Maha’s SAT score is 1400. Arjun’s ACT score is 40. The mean SAT score is 1100 with a standard deviation of 200. The mean ACT score is 20 with a standard deviation of 6.
What is the z-score of the Maha?
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The standardization of a random variable Suppose X is a random variable with mean µ and standard deviation σ > 0
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Approximately 95% of data values in a normal distribution within ………. standard deviation of the mean.
Approximately 95% of data values in a normal distribution within ………. standard deviation of the mean.
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Approximately 99.7% of data values in a normal distribution within ………. standard deviation of the mean.
Approximately 99.7% of data values in a normal distribution within ………. standard deviation of the mean.
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Approximately ______ of data values in a normal distribution within 1 standard deviation of the mean.
Approximately ______ of data values in a normal distribution within 1 standard deviation of the mean.
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Normal distribution is symmetric about __________
Normal distribution is symmetric about __________
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If the z-score of the normal distribution is 2.5, the mean of the distribution is 45 and the standard deviation of the normal distribution is 3 less than the value of the x for the normal distribution is
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Use formula Z = (X −µ)/σ
If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25, then the standardized random variable is
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The normal distribution is also classified as
The normal distribution is also classified as
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