40. Although there is some controversy around the precise average body temperature of adults, new data suggest that the mean is 98.2° with a standard deviation of 0.6° and has a bell-shaped distribution. a. According to this distribution, approximately what percentage of body temperatures are between 97⁰° and 99.4°? b. Approximately what percentage of temperatures are greater than 98.8°2 c. Approximately what percentage of temperatures are no more than 98.2°?

Q: Question 3 Determine the mean, median, and mode of following data set: 106.2 84.7 110.6 105.8 91.6…

A: According to the given information, we have Total number of observations = 10

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A: According to the given information, we have Total number of observations = 799

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A: 35, 45, 45, 60, 65, 80, 95, 105, 180, 208, 265, 325, 450, 1500, 2500

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A: The 5 nos. are as follows: 11, 19, 17, 15, 13

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A: The formula of to estimate sample size is, n=zα2sE2

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A: Here, we have given some data, then we have to calculate relative frequency for both type of data…

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A: Answer:- Given the discrete probability distribution is,  X 1 2 3 4 5 P(X) 0.2 0.3 0.1 0.2 0.2

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A: Given graph is

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A: n=350, X=26, C.I=99%=0.99

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A: Note- Since you have posted a question with multiple sub-parts, we will solve the first three…

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A: To determine if the portfolio chosen by the investor is the desired portfolio, we need to check if…

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A: Data was collected for 40 randomly selected trees growing in the median strip of a busy freeway. The…

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A: Hypothesis is an assumption that is being tested.

Q: Suppose P(A) = 0.59, P(B) = 0.28, and P(An B)= 0.01. What is P(A|B)? [Give your numeric response to…

A: Answer:- Given, P(A) = 0.59  P(B) = 0.28 and P(A∩B) = 0.01  Using formulas,  P(Ac∩B) = P(B) - P(A∩B)…

Q: Suppose we are about to draw a simple random sample of 25 observations from a 8 and u normally…

A: μ=50 , σ=8, n=25

Q: 3. The Lévy distribution with parameter 0 > 0 is characterized by having the density f(x; 0) = -…

A: a) The likelihood function for a random sample x1,…,xn from the Lévy distribution with parameter θ…

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A: μ=1.64 , σ=2.77

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A: There are five members in the five-number summary i.e., first quartile, median, third quartile,…

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A:

Q: The lengths of lumber a machine cuts are normally distributed with a mean of 104 inches and a…

A: given that   mean = 104 standard deviation = 0.6 z score formula=(x-μ)⏟σ

Q: 0.063. At α = 0.05, which of the following is the correct conclusion? I. We fail to reject the null…

A: p-value associated with the resulting test statistic is 0.063

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A: According to the given information in this question We need to answer three subparts

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A: Mean(µ) = 32Standard deviations (σ) = 16Here n = 64

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A:

Q: Which of the following statements about hypothesis testing are true? There may be more than one…

A: It is needed to choose the true statements regarding hypothesis testing.

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A: According to the given information in this question We need to construct 90% confidence interval

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A:

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A: Sample size, n=25 Sample mean, x¯=54 Sample standard deviation, s=8

Q: (e) How much more likely to suddenly fail is a light bulb operating after 120 days compared with a…

A: From the above given data the following solution is provided below:

Q: Assume that the paired data came from a population that is normally distributed. Using a 0.05…

A: We have given the paired data that came from a population that is normally distributed.

Q: Find the variance for the binomial distribution, P=0.87 and n= 32

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Q: Conclude whether the rating of the properties visited is associated with the factors determining the…

A: To determine whether the rating of properties visited is associated with the factors determining the…

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A: The question is about hypo. testing Given : Popl. prop. of females aged 15 and older who lined alone…

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A: Given the data table is

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Q: What price do farmers get for their watermelon crops? In the third week of July, a random sample of…

A: Sample size(n)=45 Mean(x¯)=$6.47 Population standard deviation(σ)=$2.00…

Q: In a science fair​ project, Emily conducted an experiment in which she tested professional touch…

A: Sample size (n) = 342 Selected sample (x) = 161

Q: investigation hypothesises that cholesterol levels in children may be affected by educating parents…

A: Sample size, n=40 Sample mean, x¯=175 Sample standard deviation, s=19.5

Q: In a study of treatments for very painful "cluster" headaches, 153 patients were treated with oxygen…

A: Sample 1(treatment with oxygen): n1=153x1=115 Sample 2(treatment with placebo): n2=160x2=20…

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A: We have given thatn1 = 676 , x1 = 107n2 = 557 , x2 = 64Significance level (α) = 0.10

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A: Population proportion=0.33 Level of significance=0.01 Sample size =109  We have to find the…

Q: When u say value of 0 and 1 do you mean the coefficients? And can you clarify the last part a bit…

A: Yes, I do mean the regression model's coefficients when I refer to "the values of 0 and 1". With…

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A: The null hypothesis can be defined as a hypothesis of no difference or equality while the…

Q: c) Read the above code carefully and explain what each line is doing

A: Country A <- subset(Vitamin D, subset= Country=="A") Exp: This line is selecting all…