Question
In: Math
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
Solutions
Expert Solution
Option-B) The mean is always zero. Because, the mean is zero for standard normal distribution not for every distribution.
milcah answered 9 months agoRelated Solutions
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
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 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
tosses it, it shows head. What is...
Which of the following is not a characteristic of governmental rent controls? A. Equitable distribution of...
Which of the following is not a characteristic of governmental
rent controls?
A. Equitable distribution of apartments.
B. Excess demand for apartments.
C. Fewer newly built apartment buildings.
D. Very low vacancy rates.
Which of the following is characteristic of metals? Which of the following is characteristic of insulators?...
Which of the following is characteristic of metals?
Which of the following is characteristic of insulators?
Which of the following is characteristic of semiconductors?
Match each of the following answers:
Large number of carriers independent of temperature, and low
electron mobility that decreases with increasing temperature.
Intermediate number of carriers independent of temperature, and
high electron mobility that decreases with increasing
temperature
Near zero conductors, no real mobility estimates and near zero
conductivity.
None of the above.
NORMAL DISTRIBUTION 1. 1A. Which of the following statements are TRUE about the Normal Distribution? Check...
NORMAL DISTRIBUTION
1.
1A.
Which of the following statements are TRUE about
the Normal Distribution? Check all that apply.
The distribution is symmetric with a single peak.
50% of the data values lie at or above the mean.
Data values are spread evenly around the mean.
The graph of the Normal Distribution is bell-shaped, with
tapering tails that never actually touch the horizontal axis.
The mean, median and mode are all equal and occur at the center
of the distribution....
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