1. Suppose X approximates a binomial
distribution with n = 10, p = .35 . Compute Pr (
X = 4 ).
The population of students that took the last
statistics quiz had a mean score of 17 and a standard deviation of
2. Assume a normal distribution. What is the Z score of
17?
Group of answer choices
2
Cannot be determined
1
0
Group of answer choices
0.1285
0.4000
0.2377
0.2901
The population of students that took the last
statistics quiz had a mean score of 17 and a standard deviation of
2. Assume a normal distribution. A Z score of -2.0 and below will
be an F. What is that raw score?
Group of answer choices
Less than 8
More than 14
Less than 14
Less than 11
X has a normal distribution with a mean of 5 and a
standard deviation of 1.2. What is the probability associated with
an outcome between 5 and 7.4?
Group of answer choices
50%
97.72%
None of these are correct
47.72%
For a standard normal variable Z: Pr(z > 2.04) =
?
Group of answer choices
0.0212
0.9483
0.9793
0.0207
The population of students that took the last
statistics quiz had a mean score of 17 and a standard deviation of
2. Assume a normal distribution. What is the Z score of
17?
Group of answer choices
2
Cannot be determined
1
0
The population of students that took the last
statistics quiz had a mean score of 17 and a standard deviation of
2. Assume a normal distribution. What is the Z score of
17?
Group of answer choices
2
Cannot be determined
1
0
Dear student, you did not mention any question number. So I am using # symbol.
Last 2 questions are repeated. I marked it (2).
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