A population of values has a normal distribution with u n = 238 is drawn. Find the probability that a sample of size n = 238 is randomly selected with a mean greater than 69.2. Round your answer to four decimal places. 66.3 and o = 40.2. A random sample of size P(M > 69.2) : %3D

Q: Find the margin of error for the given values of c, s, and n. c= 0.80, s = 3.9, n = 9 Click the icon…

A: Since population standard deviation is unknown, Use t-distribution to find t-critical value. Find…

Q: Find the margin of error for the given values of c, s, and n. c=0.80, s=4, n=9 Click the icon to…

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Q: 34 and 35 solve both pl,

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Q: Please show solving steps and if possible what excel functions are used to get these answers.

A: Given data : 20.5, 14.5, 12, 16.5, 15.5, 10, 6.5, 10, 4, 20

Q: escribe the sampling distribution of p. Assume the size of the population is 25,000.   n=1000​,…

A: given data  n = 1000 p = 0.285 standard deviation of sampling distribution (σp) = ?

Q: Assume that a normal distribution of data has a mean of 19 and a standard deviation of 2.Use the…

A: given data,normal distribution μ=19σ=2according to emperical rule 68%,95% and 99.7% data fall within…

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A: Given data is,$405 , $425 , $476 , $210

Q: standard deviation of the mean,

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Q: None

A: Part 2:Explanation:Step 1: Given that the 70th sample percentile is 10, this means that 70% of the…

Q: Find the margin of error for the given values of c, s, and n. c = 0.95, s = 4, n = 11 Click the icon…

A: Given, c=0.95, S=4 and n=11

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A: We have given that c=0.90, s=5, n=9

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A: Given : Mean = 120 Mode = 123 Karlpearson's coeff. of skewness = -3

Q: Find P-values. Assume normal distribution applies. a. ?1: ? > 0.3; test statistic Z = 2.87 b. ?1: ?…

A: Given that  a H1: μ> 0.3; test statistic Z = 2.87b. H1: μ< 0.55; test statistic: Z = -3.07c.…

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A: A standard normal variable z follows normal distribution with mean 0 and standard deviation 1.

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Q: Use a= .05 and one tailed test t= 3.00, df= 10. reject, fail to reject

A: Given α = 0.05, two tailed test, t = 3 and degree of freedom = 10.For a two tail test if test…

Q: Unfortunately, arsenic occurs naturally in some ground watert. A mean arsenic level of u8.0 parts…

A: a)   Denote μ as the average arsenic level.

Q: Find the margin of error for the given values of c, s and n. c=0.95, s=3.5, n=10 Use the…

A: We have given that  c = 0.95,   s = 3.5,     n = 10

Q: right use the M- normal curve is given on the graph to identify the values. 17 22 What is the…

A: Given,from the given graph we know that,μ=12μ+σ=17     .......1μ-σ=7…

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A: Obtain the 33rd percentile of the lengths. The 33rd percentile of the lengths is obtained below as…

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A: 1. Z score: z=X-μσ  =130-10015 =2 Area below -1 sigma is, Pz≤-1=0.1587, from the standard normal…

Q: The weights of beagles (dogs) have approximately a normal distribution with u = 17.1 pounds and a…

A: X: the weights of beagles (dogs)population mean : μ = 17.1 poundspopulation standard deviation : σ =…

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Q: Find the margin of error for the given values of c, s, and n. c = 0.99, s = 2.8, n = 21 Click the…

A: c = 0.99s = 2.8n = 21

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A: Given information:

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Q: Assume a population of 2, 4, and 12. Assume that samples of size n= 2 are randomly selected with…

A: given,population={2,4,12}mean x=2+4+123=183=6

Q: D) The probability of surviving 2 years after being diagnosed with a slow-progressing form of…

A: The correct answer is Option D.   The probability of surviving year 1 after being diagnosed with a…

Q: Find the margin of error for the given values of c, s, and n. c = 0.99, s 5, n=9 E Click the icon to…

A: we have given that  c= 0.99 ,s=5 ,n=9

Q: Find the margin of error for the given values of c, s, and n. c= 0.99, s = 3.5, n = 21 Click the…

A:

Q: price per kil of mangos are sold mean = 3.22 sd = 0.54 find p that price of kelo at random is…

A: Given that:Mean (M) = 3.22 and sd = 0.54We have to find the probability that the price of a random 1…

Q: The weights of beagles (dogs) have approximately a normal distribution with u = 17.1 pounds and a…

A: Solution: Let X be the weight of beagles. From the given information, X follows normal distribution…

Q: Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and…

A: given data, standard normal distributionX~N(0,1)we have to find out the Z score for given data.

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A: Sample mean = x̅ = 10.91 Sample size = n = 10 Sample S.D = s = 4.736 Standard Error = s/√n  =…

Q: ✅❎♦️♦️♦️❎❎❎♦️

A: To solve this problem, we'll follow these steps:Understand the Problem:The bone density test scores…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A:

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A:

Q: Find x₁ for x² distribution with 2 degrees of freedom. Xỏ.1 (Round the answer to 3 decimal places)

A: X follows chi-square distribution with 2 degrees of freedom

Q: Find the margin of error for the given values of c, s, and n. c=0.80, s = 6, n = 10 Click the icon…

A: Given thatconfidence level (C) = 0.80 =80%Standard deviation (s) = 6Sample size (n) = 10Level of…

Q: Find the margin of error for the given values of c, s, and n. c= 0.99, s = 2.2, n = 10 Click the…

A: From the provided information, c = 0.99, s = 2.2, n = 10

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.