For a standard normal distribution, what is the probability that z is greater than 1.96?
A. 0.9750
B. 0.0250
C. 0.0500
D. .5025
E. 0.4750
For a standard normal distribution, what is the probability that z is greater than 1.96? A....
For a standard normal distribution, what is the probability that z is greater than 1.75?A. 0.0401B. 0.0459C. 0.4599D. 0.9599
Using the Standard Normal Table. What is the probability a z-score is greater than 0.44? In other words, what is P(z > 0.44)? A. 0.6554 B. 0.3446 C. 0.3300 D. 0.6700
If a random variable has the standard normal distribution, find the probability that it assumes a value (a) Less than 2.00 (b) Less than -1.96 (c) Greater than 2.58 (d) Greater than -2.33 (e) Between 0.00 and 1.00 (f) Between 0.58 and 2.12 (g) Between -1.65 and -0.84 (h) Between -2.42 and 1.86
What is the approximate probability that in a normal distribution an observation is a) more than 2 standard deviations greater than the mean, b) more than 1 standard deviation below the mean, c) greater than 3 standard deviations away from the mean, d) and within 2 standard deviations of the mean?
Given a standardized normal distribution (with a mean of O and a standard deviation of 1), complete parts (a) through (d). 5 Click here to view page 1 of the cumulative standardized normal distribution table. E: Click here to view page 2 of the cumulative standardized normal distribution table. The probability that Z is less than 1.51 is 0.9344. (Round to four decimal places as needed.) b. What is the probability that Z is greater than 1.89? The probability that...
1) Given a standard normal distribution, find the probability of having a z score higher than 1.67 ```{r} ``` 2) Given that test scores for a class are normally distributed with a mean of 80 and variance 36, find the probability that a test score is lower than a 45. ```{r} ``` 3) Given a standard normal distribution, find the Z score associated with a probability of .888 ```{r} ``` 4) Find the Z score associated with the 33rd quantile...
given that z is a standard normal random variable what is the probability that z ≥ -2.12? a. 0.966 b. 0.017 c.4830 0.9830 From a population of 200 elements, a sample of 49 elements is selected. It is determined that the sample mean is 56 and the sample standard deviation is 14. The standard error of the mean is a. 3 b. 2 c. greater than 2 d. less than 2
Given a standardized normal distribution (with a mean of 0 and a standard deviation of 1), complete parts (a) through (d). a. What is the probability that Z is less than 1.03? b. What is the probability that Z is greater than −0.26? c. What is the probability that Z is less than −0.26 or greater than the mean? d. What is the probability that Z is less than −0.26 or greater than 1.03?
What proportion of the standard normal distribution is higher than Z= -0.94 A. .1736 B. .2327 C. .7673 D. .8264 What Value of z cuts off the bottom 0.1112 of the standard normal distribution? A. -1.22 B. -0.88 C. 0.88 D. 1.22
What is the probability of randomly selecting a z-score greater than z = 0.75 from a normal distribution?