Find the following probabilities using standard normal distribution tables 1. P (Z < 2.55). Answer is 0.9946 2. P (-1.62 < Z < 1.5). Answer is 0.8806 :

Q: (a) P(Z ≤ -1.70) = 0 (b) P(Z > -1.51) = (c) P (0.87 <Z<2.12) = 0

A: standard normal distribution Z~N(0,1)   note : area under standard normal curve represents…

Q: Q3: PVC pipe is manufactured with a mean diameter of 1.01 inch and a standard deviation of 0.003…

A: Given that  Mean = 1.01 , Standard deviation = 0.003 n = 9

Q: Find the probability using the normal distribution: P(-2.07<z<1.66). Use The Standard Normal…

A: The probability is,

Q: 2. P(z >-2.14) 5. P(z < 1.62)

A: A standard normal variable is normal with mean is 0 and standard deviation is 1. z ~ N(0, 1) The…

Q: Suppose Z follows the standard normal distribution. Calculate the following probabilities using the…

A:

Q: The probability that Z takes a value less than 0.79 is: Select one: P(Z < 0.79) = 0.7852 P(Z <…

A: Given : the variable Z is normally distributed with mean equal to 0 and standard deviation equal to…

Q: devia that a random sample of n = 9 sections of pipe will have a samp ch and less than 1.012 inch.

A:

Q: (a) P(Z > -1.38) = (b) P(Z < -1.11) = 0 (c) P (0.60 < Z < 2.07) = X

A: Solution

Q: Let the random variable X be the ounces of  soda in each can. Assuming that under normal  operation…

A: Given The data is as follows: X~Nμ=12.1, σ=0.2

Q: Find the probabilities for each using the standard normal distribution. P(z< -1.8)

A: Required probability is P(Z&lt;-1.8)

Q: Determine whether the given procedure results in a binomial distribution. If it is not​ binomial,…

A:

Q: For the binomial distribution P(x) = C7,x(0.4)*(0.6)7-X, choose the correct histogram below and…

A:

Q: .9938 (d) P(0 < z < 1.5)

A: We have given that.   X~N( μ , ?^2 )   μ=0 , ? =1   , for standard normal.    Z-score =( x - μ )/?

Q: Suppose z is the standard normal variable. It is suggested that you draw the normal curve for each…

A: We will use Std. Normal table to find the required probabilities. Note : According to our guidelines…

Q: Find the mean and standard deviation of this probability distribution 0 1 2 3 4 5 0.1681…

A: Given Information: 0 1 2 3 4 5 0.1681 0.3601 0.3087 0.1323 0.0284 0.0024…

Q: The average THC content of marijuana sold on the street is 10.4%. Suppose the THC content is…

A: The random variable X is the THC content of a bag of marijuana that is sold on the street It is…

Q: Find the indicated probability using the standard normal distribution.   ​P(z<−1.49​)

A: The required probability is calculated as follows: Pz&lt;-1.49=0.0681

Q: Find the indicated probability using the standard normal distribution. P(z&gt;-0.945)

A: The objective of this question is to find the probability that a value from a standard normal…

Q: Find these probabilities using the standard normal distribution. Draw the curve and shade the…

A: a) The z-scores values are 0 and 1.14.

Q: Find the indicated probability using the standard normal distribution. P(z&gt;1.31)

A: The objective of this question is to find the probability that a value from a standard normal…

Q: Find the probability that x(bar) is < 40.5.

A: It is related to probability . It is widely used in statistics .

Q: Find the indicated probability using the standard normal distribution.  P(z< - 0.44)

A: We've to check the probability at -0.4 on vertical line and 0.04 on horizontal line in standard…

Q: 03: PVC pipe is manufactured with a mean diameter of 1.01 inch and a standard deviation of 0.003…

A:

Q: A Poisson distribution with A = 5.2 and 3 < x < 6. Use the probability distribution identified above…

A:

Q: Let the random variable Z follow a standard normal distribution.a. Find P(Z &lt; 1.20).b. Find P(Z…

A: Assume, Z be the random variable which follows the standard normal distribution with mean, μ=0 and…

Q: Draw a picture, use proper labels, and find the probabilities for each, using the standard normal…

A:

Q: 03: PVC pipe is manufactured with a mean diameter of 1.01 inch and a standard deviation of 0.003…

A: Answer: From the given data, Mean (μ) = 1.01 Standard deviation (σ) = 0.003 For a random sample of…

Q: For a normal distribution with a mean of mu = 100 and a standard deviation of o=15, find each of the…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: Suppose that the weight of an newborn fawn is Uniformly distributed between 1.6 and 3.2 kg. Suppose…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: A normal distribution has a mean of 55 and a standard deviation of 4. Use the standard normal table…

A:

Q: (a) P (z ≤ 0.78) =0 (b) P (Z > 2.14) = 0 (c) P(-0.40 < Z < 1.71) = X G

A: It is given that the standard normal random variable Z with mean 0 and standard deviation 1.

Q: Let x be a normal random variable with its mean equal to 75 and standard deviation equal to 8. Find…

A: Normal distribution is a continuous distribution which has many real life applications. Normal curve…

Q: Find the probability P(-0.77 < = < -0.16) using the standard normal distribution.

A: GivenP(-0.77 &lt; z &lt; -0.16)

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard…

A: Given Information: IQ scores are normally distributed with a mean of μ=100 and a standard deviation…

Q: consider the population of all 1-gallon cans of dusty rose paint manufactured by a particular pain…

A: A normal distribution follows the bell shaped curve which is centred at the mean of the…

Q: find the following probability. P(25<x<32)

A: Given that X follows N(mean = 25, SD = 4), then Z = (X - mean)/SD follows N(0,1)

Q: Let x be a normal random variable with its mean equal to 75 and standard deviation equal to 8. Find…

A:

Q: Q3: PVC pipe is manufactured with a mean diameter of 1.01 inch and a standard deviation of 0.003…

A: Given that  Mean = 1.01 , Standard deviations = 0.003  Sample size = n = 9

Q: Find the indicated probability using the standard normal distribution.   ​P(−0.34<z<0​

A: Given, ​P(−0.34&lt;z&lt;0​)

Q: The mean height of women in a country (ages 20 of 55 women in this age group is selected. What is…

A: Given : Mean (µ)=63.9 Standard deviation (σ)=25.2 Sample size (n)=55

Q: Find the probability that a randomly selected adult has an IQ between 91 and 119.

A: Let X denote the IQ scores of the adults. Given that X follows N(mean = 105, SD = 15), then  Z = (X…

Q: Find the indicated probability using the standard normal distribution. P(z1.82)

A: P(z&lt;-1.82 or z&gt;1.82)=?

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.