part c 7.3.45-T A population has a proportion equal to 0.25. Calculate the probabilities below with...
Ch. 7&8, 7/8-7/14) Score: 0 of 1 pt 15 of 36 (14 complete) W Score: 38.89 7.3.45-T Ques A population has a proportion equal to 0.25. Calculate the probabilities below with n= 100. a. P(p <0.28) b. P(p>0.33) c. P(0.21 <p 50.33) d. Pp20.19) a. Pſps 0.28) = 0 (Round to four decimal places as needed.) 7.3.46-T Question Help $ If a random sample of 100 items is taken from a population in which the proportion of items having a...
For a population with a proportion equal to 0.36, calculate the standard error of the proportion for the following sample sizes a) 45 b) 90 c) 135 (Round to four decimal places as needed.) (Round to four decimal places as needed.) (Round to four decimal places as needed.) nter your answer in each of the answer boxes.
Let x be an exponential random variable with 1 = 0.7. Calculate the probabilities described below. a. Plx < 4) P(x<4) = (Round to four decimal places as needed.) b. P(x > 8) P(x > 8) = 0.0017 (Round to four decimal places as needed.) c. P(4 SX 58) P(4 x 8) = (Round to four decimal places as needed.) d. Plx 3) P(x 3) = (Round to four decimal places as needed.) e. the probability that x is at...
Given a population where the probability of success is p=0.40, calculate the probabilities below if a sample of 900 is taken a Calculate the probability the proportion of successes in the sample will be less than 0.41 b. What is the probability the proportion of successes in the sample will be greater than 0.42? a. The probability the proportion of successes in the sample will be less than 0.41 is (Round to four decimal places as needed) b. The probability...
Construct a 96% confidence interval to estimate the population proportion with a sample proportion equal to 0.36 and a sample size equal to 100. Click the icon to view a portion of the Cumulative Probabilities for the Standard Normal Distribution table A 95% confidence interval estimates that the population proportion is between a lower limit of (Round to three decimal places as needed) and an upper limit of
(#9) Suppose a simple random sample of size n = 200 is obtained from a population whose size is N = 10,000 and whose population proportion with a specified characteristic is p=0.4. (a) Describe the sampling distribution of p. Choose the phrase that best describes the shape of the sampling distribution below. O A. Not normal because ns0.05N and np(1-P) 10. OB. Not normal because ns0.05N and np(1-P) < 10. OC. Approximately normal because ns 0.05N and np(1-P) < 10....
Compute the 95% confidence interval estimate for the population proportion, p, based on a sample size of 100 when the sample proportion, is equal to 0.28. What is the upper bound of this confidence interval? (Round to three decimal places as needed.)
Consider a binomial probability distribution with p 0.55 and n 7. Determine the probabilities below. a) P(x 2) b) P(xs1) c) Px>5) a) P(x = 2 (Round to four decimal places as needed.) b) Ps1)- (Round to four decimal places as needed.) c) P(X> 5)= □ (Round to four decimal places as needed.) Enter your answer in each of the answer boxes.
7.3.46-T Question Help If a random sample of 100 items is taken from a population in which the proportion of items having a desired attribute is p = 0.25, what is the probability that the proportion of successes in the sample will be less than or equal to 0.297 The probability will be (Round to four decimal places as needed.)
Construct a 90% confidence interval to estimate the population proportion with a sample proportion equal to 0.44 and a sample size equal to 100. A 90% confidence interval estimates that the population proportion is between a lower limit of blank and an upper limit of. (Round to three decimal places as needed.)