Consider the probability that at least 38 out of 276 CDs will be defective.
Choose the best description of the area under the normal curve that would be used to approximate binomial probability.
Answer
2 Points
Keypad
Tables
Area to the right of 37.5
Area to the right of 38.5
Area to the left of 37.5
Area to the left of 38.5
Area between 37.5 and 38.5
Consider the probability that at least 38 out of 276 CDs will be defective. Choose the...
Consider the probability that no less than 37 out of 295 cell phone calls will be disconnected. Choose the best description of the area under the normal curve that would be used to approximate binomial probability. Answer 2 Points Keypad Tables Area to the right of 36.5 Area to the right of 37.5 Area to the left of 36.5 Area to the left of 37.5 Area between 36.5 and 37.5
Consider the probability that exactly 67 out of 294 cell phone calls will be disconnected. Choose the best description of the area under the normal curve that would be used to approximate binomial probability. a) Area to the right of 66.5 b) Area to the right of 67.5 c) Area to the left of 66.5 d)Area to the left of 67.5 e) Area between 66.5 and 67.5
4. Consider the probability that exactly 76 out of 381 people will get the flu this winter. Choose the best description of the area under the normal curve that would be used to approximate binomial probability. Area to the right of 75.5 Area to the right of 76.5 Area to the left of 75.5 Area to the left of 76.5 Area between 75.5 and 76.5
Consider the probability that at most 81 out of 476 computers will crash in a day. Choose the best description of the area under the normal curve that would be used to approximate binomial probability.
Consider the probability that no fewer than 69 out of 120 software users will call technical support. Assume the probability that a given software user will call technical support is 99% Specify whether the normal curve can be used as an approximation to the binomial probability by verifying the necessary conditions, Answer I Tables Keypad Yes No
Consider the probability that less than 15 out of 156 people have been in a car accident Assume the probability that a gven person has been in a car accident is 13 Approximate the probability using the normal distribution Round your answer to four decimal places Answer to) 2 Points r Keypad Tables Next
Consider the probability that no less than 82 out of 296 people have been in a car accident. A) Area to the right of 81.5 B) Area to the right of 82.5 C) Area to the left of 81.5 D) Area to the left of 82.5 E) Area between 81.5 and 82.5
Find the indicated probability by using the special addition rule. 36) The age distribution of students at a community college is given below 36) Under 21 21-25 26-30 31-35 Over 35 401 420 216 58 24 1119 student from the community college is selected at random. Find the probabity that the student A) 0.052 is between 26 and 35 inclusive. Round approximations to three decimal places B) 0.193 C) 274 D) 0.245 37) A relative frequency distribution is given below...
To FOUR DECIMAL PLACES: Determine the area under the standard normal curve that lies to the left of Z = –1.31 to the right of Z = –2.47 between Z = –2.47 and Z = –1.31 between Z = 1.31 and Z = 2.47 Find the z-scores that separate the middle 84% of the standard normal distribution from the area in the tails. Find z0.18 a. Find the Z-score corresponding to the 72nd percentile. In other words, find the Z-score...
Consider a normal distribution with mean 25 and standard
deviation 5. What is the probability a value selected at random
from this distribution is greater than 25? (Round your answer to
two decimal places.)
Assume that x has a normal distribution with the specified
mean and standard deviation. Find the indicated probability. (Round
your answer to four decimal places.)
μ = 14.9; σ = 3.5
P(10 ≤ x ≤ 26) =
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Assume that x has a...