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Q 1/10
Score 0
Suppose the average time required to process the customers’ transaction in Landbank Meycauayan is 15 minutes with a standard deviation 5 minutes. If the processing time is normally distributed, what is the probability that the customer chosen at random will finish his/ her transaction in less than 10 minutes?
120
15.87%
34.13%
84.13%
65.87%
Q 2/10
Score 0
Given X = 25, μ = 15, σ = 3, compute for the z-score.
45
z = 3.33
z = 1.47
X = - 1.47
z = - 3.33
10 questions
Q.
Suppose the average time required to process the customers’ transaction in Landbank Meycauayan is 15 minutes with a standard deviation 5 minutes. If the processing time is normally distributed, what is the probability that the customer chosen at random will finish his/ her transaction in less than 10 minutes?
1
120 sec
Q.
Given X = 25, μ = 15, σ = 3, compute for the z-score.
2
45 sec
Q.
Given z = 2.00, μ = 34, σ = 3, what is the value of the normal random variable (X)?
3
45 sec
Q.
Given z = 2.50, μ = 23, σ = 2, what is the value of the normal random variable (X)?
4
45 sec
Q.
Given X = 35, μ = 45, σ = 5, compute for the z-score.
5
45 sec
Q.
Given X = 54, μ = 60, σ = 10, compute for the z-score.
6
45 sec
Q.
Express this statement in Probability Notation: The probability that the z-score is below z = 2.36.
7
30 sec
Q.
Find the area at least z = -1.55.
8
60 sec
Q.
Find the area at most z = 2.01.
9
60 sec
Q.
Express this statement in Probability Notation: The probability that the z-score is between -1.43 & -3.01.
