A normal population has mean u=61 and standard deviation o=17. (a) What proportion of the population...
A normal population has mean u = 9 and standard deviation = 5. (a) What proportion of the population is less than 20? (b) What is the probability that a randomly chosen value will be greater than 6? Round the answers to four decimal places. Part 1 of 2 The proportion of the population less than 20 is . Part 2 of 2 The probability that a randomly chosen value will be greater than 6 is .
A normal population has mean = 7 and standard deviation - 7. (a) What proportion of the population is less than 19? (b) What is the probability that a randomly chosen value will be greater than 47 Round the answers to four decimal places Part 1 of 2 The proportion of the population less than 19 is Part 2 of 2 The probability that a randomly chosen value will be greater than 4 is
A normal population has mean = 9 and standard deviation -5. (a) What proportion of the population is less than 19? (b) What is the probability that a randomly chosen value will be greater than 4? Round the answers to four decimal places. Part 1 of 2 The proportion of the population less than 19 is Part 2 of 2 The probability that a randomly chosen value will be greater than 4 is : A normal population has mean =...
U.I Seclol EXercise 4/, 48 (calc) 7 and standard deviation σ-& Round the answers to four A normal population has m ean μ decimal places. Part 1 out of 2 What proportion of the population is less than 20? The proportion of the population less than 20 is CHECK NEXT Sa A normal population has mean μ four decimal places. 61 and standard deviation σ-20. Round the answers to Part I out of 2 What proportion of the population is...
A NORMAL POPULATION HAS A MEAN=28 AND STANDARD DEVIATION=5. WHAT IS THE PROBABILITY THAT A RANDOMLY CHOSEN VALUE WILL BE GREATER THAN 19? A)0.6915 B)0.0359 C)0.9641 D)0.8849
Questions 23-30: A normal population has a mean μ = 50 and a standard deviation σ = 8. That is, ?~?(50,8). Circle your final answer for each question below. 23. What is the z-score for an individual with a value of 38? 24. What is the probability that a randomly chosen individual from this population will be greater than 40? 25. What is the probability that a randomly chosen individual from this population will be between 44 and 60? 26....
5.4.1 Question Help A population has a mean = 141 and a standard deviation o = 28. Find the mean and standard deviation of the sampling distribution of sample means with sample size n = 40. The mean is :-), and the standard deviation is 0;=0 (Round to three decimal places as needed.) 5.4.2 Question Help A population has a meanu - 74 and a standard deviation = 8. Find the mean and standard deviation of a sampling distribution of...
A normal population has a mean of 62 and a standard deviation of 14. You select a random sample of 9. Compute the probability the sample mean is: (Round z values to 2 decimal places and final answers to 4 decimal places.) (a) Greater than 64. Probability (b) Less than 58. Probability (c) Between 58 and 64. Probability
= 23 and standard deviation o = 7. What proportion A normal population has a mean of the population is less than 11? 0.9564 0.0436 0.5675 1.0000
Given a standardized normal distribution (with a mean of O and a standard deviation of 1), complete parts (a) through (d). Click here to view page 1 of the cumulative standardized normal distribution table. Click here to view page 2 of the cumulative standardized normal distribution table. a. What is the probability that Z is less than 1.05? The probability that Z is less than 1.05 is 8289 (Round to four decimal places as needed.) b. What is the probability...