Mathematics

Grade10

Easy

Question

Approximately 99.7% of data values in a normal distribution within ………. standard deviation of the mean.

- 1
- 9
- 2
- 3

## The correct answer is: 3

### Related Questions to study

Mathematics

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.

MathematicsGrade10

Mathematics

### 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

Use

### 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

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### 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

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

MathematicsGrade10

Use formula Z = (X −µ)/σ

Mathematics

### The normal distribution is also classified as

### The normal distribution is also classified as

MathematicsGrade10

Mathematics

### The area under a standard normal curve is ______

### The area under a standard normal curve is ______

MathematicsGrade10

Mathematics

### For a standard normal variate, the value of the standard deviation is ____

### For a standard normal variate, the value of the standard deviation is ____

MathematicsGrade10

Mathematics

### For a normal distribution its mean, median, mode are equal.

### For a normal distribution its mean, median, mode are equal.

MathematicsGrade10

Mathematics

### Skewness of normal distribution is ______

### Skewness of normal distribution is ______

MathematicsGrade10

Mathematics

### The shape of the normal curve is _______

### The shape of the normal curve is _______

MathematicsGrade10

Mathematics

### The z-score can be used for _________

### The z-score can be used for _________

MathematicsGrade10

Mathematics

### Complete the equation:

### Complete the equation:

MathematicsGrade10

Mathematics

### In a normal distribution each vertical represents ______ standard deviation.

### In a normal distribution each vertical represents ______ standard deviation.

MathematicsGrade10

Mathematics

### The empirical rule applicable to ________

### The empirical rule applicable to ________

MathematicsGrade10

Mathematics

### The __________ counts how many standard deviations a data value is above or below the mean.

### The __________ counts how many standard deviations a data value is above or below the mean.

MathematicsGrade10