1. An unknown distribution has a mean of 35 and a standard deviation of 6. Samples of size n = 40 are drawn randomly from the population. a. State the distribution: b. Find the probability that the sample mean is between 33.5 and 35.5 (label and shade the diagram)

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=0.98​, s=6​, n=13   LOADING...…

A: c=0.98​, s=6​, n=13

Q: Name: 4. For a normal distribution with u = 500 and o= 100, find the following values. ID: A %3D d.…

A:

Q: b. Obtain the standard deviation of the random variable. 0= (Round to three decimal places as…

A: The table shows the distribution for the number of major hurricanes.

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A: The values and their corresponding frequencies are:8 (2) 9 (6) 10 (5) 11 (4) 12…

Q: Determine whether the graph shown could represent a variable with a nomal distribution. Explain your…

A: Determine whether the graph shown could represent a variable with normal distribution.Explain your…

Q: ↑ Find the mean and standard error of the mean of the sampling distribution. Then sketch a graph of…

A: Given ,The prices of photo printers on a website are normally distributed with a mean , $221 and a…

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A: Let X=the variable Given that X follows a normal distribution with mean= 128 and the standard…

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A: The graph corresponding to P(80)  is Option C which separate bottom 80% from top 20%. Hence option C…

Q: llowing and justify your answer:

A: There are two types of distributions of data item : symmetric and asymmetric.  The "normal…

Q: Some sources report that the weights of full-term newborn babies in a certain town have a mean of 8…

A: Provided information is; Mean(μ) = 8 Standard deviation(σ) =1.2 Let , X be the random variable that…

Q: Find the margin of error for the given values of c, s, and n. c = 0.90, s = 3.6, n = 18 Click the…

A: GIVEN DATA, c=0.90s=3.6n=18df=n-1=18-1=17margin of error: E=?

Q: The margin of error is

A: here confidence level = 98% sample standard deviation  = 6 sample size = n = 9 df = n-1 = 8

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

A: From the provided information, Mean (µ) = 0 Standard deviation (σ) = 1 Let X be a random variable…

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

A:

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

Q: A binomial distribution has a mean of µ = 20 for a sample of n = 100. What is the value of p? Select…

A: From the provided information, The mean of binomial distribution (µ) = 20 Sample size (n) = 100

Q: Refer to the accompanying table, which describes results from groups of 8 births from 8 different…

A: Given data is x P(x) 0 0.005 1 0.032 2 0.106 3 0.221 4 0.292 5 0.215 6 0.101 7…

Q: m. Choose the correct graph below. 27 Q ecimal places as needed.) B. A 0.27 Q

A: Given that.   X~N( 0 , 1 )   μ=0 , ?=1 (for standard normal distribution)   Z-score =( x - μ )/?

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: The average final exam score for the statistics course is 78%. A professor wants to see if the…

A: Sample size, The data is as follows: 87, 61, 89, 54, 69, 60, 54, 70, 68, 54, 84, 81

Q: The distribution of the number of hours that a random sample of people spend doing chores per week…

A: From the given data, the frequency table is constructed below.

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

A: Obtain the 7th percentile of the distribution.   The 7thpercentile of the distribution is obtained…

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A: Dogs 0 1 2 3 4 5 Probability 0.661 0.211 0.085 0.023 0.015 0.005

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

A: Z score = -0.51( Left tailed )

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

A:

Q: The average final exam score for the statistics course is 74%. A professor wants to see if the…

A: Given: x~N(μ,σ)μ0=74

Q: Find the margin of error for the given values of c, s, and n. c= 0.99, s = 2.7, n= 12 Click the icon…

A:

Q: Determine whether the following graph can represent a variable with a nomal distribution. Explain…

A: Solution-: We have the graph, from this graph we find it represent a variable with a normal…

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

A:

Q: The data represent the age of world leaders on their day of inauguration. Find the​ five-number…

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Q: Find the margin of error for the given values of c, s, and n. c = 0.80, s = 2.6, n= 10 Click the…

A: Given,   Sample size = 10 Sample standard deviation  = 2.6   Critical value:   Using t-table, the…