Question
In: Math
Which of the following is NOT a characteristic of the normal probability distribution? a....
1.
Which of the following is NOT a characteristic of the normal probability distribution?
a. The distribution is symmetrical.
b. The mean, median, and mode are equal.
c. The standard deviation must be 1.
d. The mean of the distribution can be negative, zero, or positive.
2.
For a standard normal distribution, P(Z 0) is
a. Zero
b.one D
c.0.5
d.HOS
Solutions
Expert Solution
1) The mean of the standard normal distribution is always 0.
Answer :(d) The mean of the distribution can be negative, zero, or positive.
2) For a standard normal distribution
P(Z <= 0 ) = 0.5
Answer (c)
1. d
2. c
milcah answered 2 years agoRelated Solutions
Which of the following is not a characteristic of the normal probability distribution?
Which of the following is not a characteristic of the normal probability distribution? a. symmetry b. The total area under the curve is always equal to 1. c. 99.72% of the time the random variable assumes a value within plus or minus 1 standard deviation of its meand. The mean is equal to the median, which is also equal to the mode.
1. Which of the following is not a characteristic of the normal probability distribution? a. The...
1. Which of the following is not a
characteristic of the normal probability distribution?
a.
The distribution is symmetrical
b.
The mean of the distribution can be negative, zero, or
positive
c.
The standard deviation must be 1
d.
The mean, median, and the mode are equal
2. If , n = 12, and the slope equals 0.5, then the
y-intercept of the least squares line is
b0 = 276.08.
True
False
3. The coefficient of correlation r is a...
which of the following is not a characteristic of the normal probability distribution? the mean is...
which of the following is not a characteristic of the normal
probability distribution?
the mean is equal to the median, which is also equal to the
mode
the total area under the curve is always equal to 1
the mean is 0 and thr Standard deviation is 1
the distribution is symmetrical
Which of the following is NOT a characteristic of the normal probability distribution? The mean, median,...
Which of the following is NOT a characteristic of the normal
probability distribution?
The mean, median, and mode are equal.
It is asymptotic, meaning the curve approaches, but never
touches, the x-axis.
It is symmetrical and bell-shaped.
It is completely described by its minimum value, a, and
its maximum value, b.
Which of the following is NOT a characteristic of the normal probability distribution? The mean, median,...
Which of the following is NOT a characteristic of the normal
probability distribution?
The mean, median, and mode are equal.
It is asymptotic, meaning the curve approaches, but never
touches, the x-axis.
It is symmetrical and bell-shaped.
It is completely described by its minimum value, a, and
its maximum value, b.
Which of the following is not a characteristic for a normal distribution? a. It is a...
Which of the following is not a characteristic for a normal
distribution?
a. It is a symmetrical distribution
b. The mean is always zero
c. The mean, median, and mode are all equal
d. It is a bell-shaped distribution
e. The area under the curve always equals 1.0
Which of the following is not a characteristic of a normal variable? Select one: a. It...
Which of the following is not a characteristic
of a normal variable?
Select one:
a. It assumes a countable number of values.
b. The probability of each individual value is virtually 0.
c. The mean and the median are always the same.
d. It is a continuous random variable.
Donald has in his pocket three coins: two fair coins and a
two-headed coin. He selects one of the coins at random; when he
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Describe the point estimate, normal probability distribution, and standard normal probability distribution in details, in 4 paragraphs.
Empolyee
age
1
25
2
32
3
26
4
40
5
50
6
54
7
22
8
23
age
Mean
34
Standard Error
4.444097209
Median
29
Mode
#N/A
Standard Deviation
12.56980509
Sample Variance
158
Kurtosis
-1.152221485
Skewness
0.767648041
Range
32
Minimum
22
Maximum
54
Sum
272
Count
8
Confidence Level(95.0%)
10.50862004
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in a month? (answer to 3 decimal places)
5....
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