A certain population follows a normal distribution with mean µ and standard deviation 0.68 you collect data on 4 members and test the hypothesis H. /= 100 H. I> 100

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 255.8…

A: According to empirical rule (68-95-99.7 rule) Approximate of women in this group have…

Q: A simple random sample of 50 items resulted in a sample mean of 25.1. The population standard…

A: Formula : Margin of error: ME=Zα/2 * σ/√n

Q: The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 260.1…

A: We know that, The Empirical rule: P( μ - σ < X < μ + σ ) = 68% P( μ - 2σ < X < μ + 2σ )…

Q: A distribution of values is normal with a mean of 184.7 and a standard deviation of 44.5. Find the…

A:

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 252.7…

A:

Q: A population has a mean and standard deviation of 45 and 9, respectively. A random sample of size 81…

A:

Q: A population has parameters u = 184.3 and o = 7. You intend to draw a random sample of size n = 85.…

A:

Q: A population forms a normal distribution with amine of 85 and a standard deviation of 24 compute the…

A: We have given that  X~N( μ , ?^2 ) μ= 85    ,   ?=24  , n= 9 , mean= xbar=91

Q: A distribution of values is normal with a mean of 220 and a standard deviation of 17. From this…

A: Obtain the interval containing the middle-most 32% of sample means. The interval containing the…

Q: Which is true of the distribution of the sample mean?

A: Here given sample of size 20 is taken from a population with a normal distribution and unknown…

Q: A variable is normally distributed with mean 15 and standard deviation 2. a. Find the percentage of…

A: Given that, Mean = 15 Standard deviation = 2

Q: A distribution of values is normal with a mean of 2084.1 and a standard deviation of 39. Find the…

A: Given Information:Mean, μ=2084.1Standard Deviation, σ=39

Q: A normal distribution has a mean of 76 and a standard deviation of 8. Find the z-score for a data…

A: The normal distribution has a mean (m) of 76 and a standard deviation (s) of 8. Data value (x) is…

Q: A given distribution has a population mean, μ, of 118 and a population standard deviation, σ, of 10.…

A: A given distribution has a population mean, μ, of 118 and a population standard deviation, σ, of 10.…

Q: A given distribution has a population mean, μ, of 126 and a population standard deviation, σ, of 7.…

A:

Q: Assume a random variable X has a normal distribution with mean 500 and standard deviation 15. Find…

A: We have given that a random variable X is normally distributed with mean 500 and standard deviation…

Q: The average energy intake of working adults is 1768.8 kcal with a standard deviation of 12 kcal.…

A:

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 250.9…

A: From the provided information, Mean (µ) = 250.9 Standard deviation (σ) = 64.7

Q: Below is a graph of a normal distribution with mean u=-2 and standard deviation o= 2. The shaded…

A:

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of…

A: The blood platelet counts of a group of women have a​ bell-shaped distribution. Bell-shaped…

Q: A distribution of values is normal with a mean of 52.7 and a standard deviation of 91.9. Find the…

A: Given that, μ=52.7,σ=91.9 The probability that a randomly selected value is greater than 153.8 is,

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 260.4…

A: Given: μ=260.4σ=62.6 The empirical rule states that 68% of values lie within one standard deviation…

Q: a standard deviation of 4 ohms. Assuming that the resistance follows a normal distribution and can…

A: Given Information: Mean μ=40 ohm Standard deviation σ=4 ohms   (i) To find the percentage of…

Q: The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 263.4…

A:

Q: A population of values has a normal distribution with 211.8 and o = 91.1. You intend to draw a…

A:

Q: The GPAS of all students enrolled at a large university have an approximately normal distribution…

A:

Q: distribution has a population

A: z= (x-μ)/σ   Here, x = 124          μ=140         σ=11

Q: A random variable x is distributed normally with mean 75 and standard deviation 16. What is the…

A:

Q: he blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 255.8…

A: Solution: Let X be the blood platelet counts of a group of women have a​ bell-shaped distribution…

Q: In a yogurt filling line, the containers are filled with yogurt. The producer uses a scale with an…

A: Sampling Distribution of a Normal Variable :  Given a random variable X. Suppose that the population…

Q: A population of values has a normal distribution with u = a random sample of size n = 38. 185.9 and…

A:

Q: Using the accompanying table of​ data, blood platelet counts of women have a​ bell-shaped…

A:

Q: The diastolic BP in a certain population has a mean of 70 mm Hg and a standard deviation of 10 mm…

A:

Q: A process is normally distributed. If the standard deviation is 4 and P(X> 20) = 0.05. Find the mean

A:

Q: The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 264.7…

A: a) Obtain the approximate percentage of women with platelet counts within 2 standard deviations of…

Q: A population has parameters u = 200.3 and o = size n = 17.5. You intend to draw a random sample of…

A: We want to find the mean and standard deviations of the sample mean

Q: The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 251.5…

A:

Q: 6. The standard deviation of a standard normal distribution is always equal to 1 can be any value is…

A: The standard deviation of a standard normal distribution is denoted by σ

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of…

A:

Q: The capacitances of certain electronic components have a normal distribution with a mean p = 175 and…

A:

Q: The mean of a distribution is 15 and the standard deviation is 3. Use Chebyshev's Theorem and the…

A: Chebyshev's Theorem : For any data se the proportion of observation that lie within K standard…

Q: A normal distribution has a mean of 60 and a standard deviation of 16. For the following score,…

A: It is given that, A normal distribution has a mean of 60 and a standard deviation of 16 i.e.…

Q: A population of size 20 is sampled without replacement. The standard deviation of the population is…

A:

Q: A given distribution has a population mean, μ, of 150 and a population standard deviation, σ, of 10.…

A: Standardized z-score: The standardized z-score represents the number of standard deviations the data…

Q: Assume a random variable X has a normal distribution with mean 500 and standard deviation 15. Find…

A: we have to find given probability.

Q: A population has parameters u = 214.3 and o = 73.5. You intend to draw a random sample of size n =…

A: Introduction :-  Here we are given that the mean and standard deviations of the population. We have…

Q: The amount of syrup that people put on their pancakes is normally distributed with mean 59 mL and…

A: (a) Determine the distribution of X. The distribution of X is obtained below as follows:

Q: en a normal distribution with µ =4 and σ =2, what is the probability that 5% of the values are less…

A: Given: Population mean  (µ) = 4 Population standard deviation (σ) = 2

Q: The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of 246.3…

A: Given,mean(μ)=246.3standard deviation(σ)=66.1By using empirical…

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.