better way to understand Standard normal distribution

Q: What is the probability that an individual's clotting time will be less than 3 seconds or greater…

A: The mean clotting time of blood is 7.45 seconds with a standard deviation of 3.6 seconds.  here X =…

Q: In a standard normal distribution, the mean is always 0 Does this suggest that half of the scores…

A: In a standard normal distribution, the mean is always 0 and the Standard deviation is always equal…

Q: How do you find the area between two values under the normal curve? Explain

A:

Q: some of the distinguishing properties of a normal distribution? How does the shape of the normal…

A: Some of the distinguishing properties of a normal distribution are: The normal distribution is a…

Q: The mean in standard normal distribution coincides with z=1. True False

A: It is needed to discuss about the standard normal distribution.

Q: In the normal curve, the measure of variability all coincides at the center. O TRUE FALSE

A: True or False

Q: Increasing the standard deviation does what to a normal curve?

A: A low standard deviation indicates that the data points tend to be very close to the mean; where as…

Q: Provide 2 examples or situatuons depicting normal distributions. Explain each situatuon

A: A normal distribution is a type of continuous distribution where most of the data lie in the center…

Q: true or false and justify  any variable can be transformed to the standard normal distribution

A: Adding or subtracting a value from a random variable (or set of samples) will shift the…

Q: What is the special property of the standard normal distribution?

A: Standard normal distribution: The total area under the density curve is equal to 1.

Q: Explain how we can generate the values of the normal distribution of average m = 2 and standard…

A: Let X be a random variable such that X~N2,22 Now, using Excel,

Q: About % of the area under the curve of the standard normal distribution is between 0.059 and z =…

A: Press 2nd and VARS Choose normalcdf

Q: normal distribution with a mean 300 and standard deviation 100. what is the interquartile range of…

A: Given, The normal distribution with a mean 300 and standard deviation 100.

Q: The standard normal distribution has a mean of zero and a standard deviation of one. TRUE or FALSE

A: A standard normal distribution has a mean zero and standard deviation is one is called as standard…

Q: Explain the difference between binomial and normal distribution

A: It is asked to tell the difference between the binomial and normal distribution

Q: The number of orders received daily by an online vendor of used CDs is normally distributed with…

A: Let X be the number of orders received daily

Q: The standard normal distribution can be used to calculate probabilities for a normally distributed…

A: Normal dist. has a bell-shaped curve.

Q: (c) Based on your answer to part (b), choose what can be concluded, at the 0.10 level of…

A: Given that  Sample size n =61 Sample mean =26.1 Population standard deviation =4.5

Q: What percentage of a normal distribution falls above a z score of -0.70? Type in your percentage and…

A: percentage of a normal distribution falls above a z-score of -0.70z-score=-0.70

Q: Which is a correct description of the normal distribution? mean> median < mode mean = median = mode…

A:

Q: Do continuous distributions have a mode? Can you find the mode of the normal distribution?

A: Introduction  From the above question we have to show does the continuous distributions have a mode…

Q: Differentiate between normal distribution, uniform distribution and exponential distribution

A: these are difference between normal distribution, uniform distribution and exponential distribution

Q: normal normal distribution has a mean of u=100 and o=20.

A: Normal distribution, also known as the Gaussian distribution, is a probability distribution that is…

Q: Find mean and standard deviation of a 'Standardized normal variable'.

A: The pdf of standard normal variable is, f(z)=12πe-z22 ;-∞&lt;z&lt;∞ Standard normal variate: Z=x-μσ

Q: How to convert normal distribution to standard normal distribution?

A:

Q: When can we apply chi-square distribution?

A:

Q: True/False: The proportions shown in the unit normal table are only accurate for normal…

A: here we know that Z-score and its value calculated and fixed in the z-standard table. when we…

Q: Define Concept of Distribution of β^1 with Normal Errors?

A: Introduction: The multiple linear regression equation of the response variable, y, on k predictor…

Q: Define multivariate normal asymptotic distribution?

A: Standard or Gaussian distribution is one of the most common distributions in statistics. It has two…

Q: The Empirical Rule specifies the percentage of standard deviations that frame the normal curve. TRUE…

A: The Empirical Rule is also known as the 68-95-99.7 rule, specifies the percentage of data within…

Q: Explain the difference between t-distribution and z-distribution. What are the advantages and…

A: We only have to do first question according to Bartleby guildlines....... Question 1   We have to…

Q: Find area to the right of 2 for standard normal distribution.b

A: we have to find right of 2.......for standard normal distribution...

Q: Describe the usage of F distribution, normal distribution and chi -sqaure distribtuon for evaluating…

A: There are large number of probability distributions used in statistical applications. A…

Q: What is the total area under a normal curve?  What are the values of the mean and the standard…

A: For standard normal distribution with mean=0 &amp; standard deviation= 1, the total area under the…

Q: Properties of a normal distribution then explain it in own words

A: Please find the explanation below. Thank you