Use the standard normal curve table to find the closest z-score for the given condition.33% of the total area is to the right of z.
A. 0.45
B. 0.74
C. 0.44
D. -0.44
Answer: C
Mathematics
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Reduce the fraction to simplest form.
A. 
B. 
C. 
D. 
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Find the center and radius of the circle.x2 + (y - 7)2 = 25
A. Center: (0, 7), radius = 25 B. Center: (0, 7), radius = 5 C. Center: (0, -7), radius = 5 D. Center: (7, 0), radius = 5
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Find the mode or modes for the list of numbers.Number of samples taken each day: 5, 9, 19, 3, 2, 8, 44, 1, 4, 16
A. No mode B. 10.5 samples C. 9 samples D. 8 samples
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Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500
Mathematics