A population of values has a normal distribution with μ=26 and
σ=44.4. You intend to draw a random sample of size n=231.
Find the probability that a sample of size n=231 is randomly
selected with a mean between 31.8 and 35.1.
P(31.8 < M < 35.1) =
A population of values has a normal distribution with μ=26 and σ=44.4. You intend to draw...
A population of values has a normal distribution with μ=180.1μ=180.1 and σ=93.4σ=93.4. You intend to draw a random sample of size n=90n=90. Find the probability that a single randomly selected value is greater than 185. P(X > 185) = Find the probability that a sample of size n=90n=90 is randomly selected with a mean greater than 185. P(¯xx¯ > 185) = A population of values has a normal distribution with μ=167.8μ=167.8 and σ=34.4σ=34.4. You intend to draw a random sample...
A population of values has a normal distribution with μ=26μ=26 and σ=31.6σ=31.6. You intend to draw a random sample of size n=214n=214. Find the probability that a single randomly selected value is between 21.5 and 22.5. P(21.5 < X < 22.5) = Find the probability that a sample of size n=214n=214 is randomly selected with a mean between 21.5 and 22.5. P(21.5 < M < 22.5) =
A population of values has a normal distribution with μ=115.6 and σ=46.5. You intend to draw a random sample of size n=183. a. Find the probability that a single randomly selected value is between 118.7 and 126.6. P(118.7 < X < 126.6) = b. Find the probability that a sample of size n=183 is randomly selected with a mean between 118.7 and 126.6. P(118.7 < ¯xx¯ < 126.6) = Enter your answers as numbers accurate to 4 decimal places.
A population of values has a normal distribution with μ=152.3 and σ=54.2. You intend to draw a random sample of size n=245. Find the probability that a single randomly selected value is between 141.2 and 145.4. P(141.2 < X < 145.4) = Find the probability that a sample of size n=245 is randomly selected with a mean between 141.2 and 145.4. P(141.2 < M < 145.4) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using...
A population of values has a normal distribution with μ=72μ=72 and σ=30σ=30 . You intend to draw a random sample of size n=25n=25 . Find the probability that a single randomly selected value from the population is less than 58.2. P(X < 58.2) = Find the probability that a sample of size n=25n=25 is randomly selected with a mean less than 58.2. P(M < 58.2) =
A population of values has a normal distribution with μ=165.1μ=165.1 and σ=72.7σ=72.7. You intend to draw a random sample of size n=195n=195. Find the probability that a single randomly selected value is between 149.5 and 151.6. P(149.5 < X < 151.6) = Find the probability that a sample of size n=195n=195 is randomly selected with a mean between 149.5 and 151.6. P(149.5 < M < 151.6) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using...
A population of values has a normal distribution with μ=192.5μ=192.5 and σ=21.9σ=21.9. You intend to draw a random sample of size n=233n=233. Find the probability that a single randomly selected value is between 190.1 and 194.4. P(190.1 < X < 194.4) = Find the probability that a sample of size n=233n=233 is randomly selected with a mean between 190.1 and 194.4. P(190.1 < M < 194.4) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using...
A population of values has a normal distribution with μ=201.3μ=201.3 and σ=29σ=29. You intend to draw a random sample of size n=104n=104. Find the probability that a sample of size n=104n=104 is randomly selected with a mean between 195 and 202.7. P(195 < M < 202.7) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.
A population of values has a normal distribution with μ=176.9 and σ=81. You intend to draw a random sample of size n=181. Find the probability that a sample of size n=181 is randomly selected with a mean between 178.1 and 178.7. P(178.1 < M < 178.7) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. A leading magazine (like Barron's) reported at one time...
A population of values has a normal distribution with μ=30.9μ=30.9 and σ=70.2σ=70.2. You intend to draw a random sample of size n=211 Find the probability that a single randomly selected value is greater than 28.5. P(X > 28.5) =_____ Find the probability that a sample of size n=211n=211 is randomly selected with a mean greater than 28.5. P(M > 28.5) = _____ Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded...