2) The table below shows the weights, in pounds, of seven subjects before and after following a particular diet for two months. Subject A B с D E F G Before 182 158 192 151 159 162 169 After 175 149 190 156 145 164 157 At the 10% significance level, do the data provide sufficient evidence to conclude that the diet is effective in reducing weight? Normal probability plot indicates normal population.

Q: Data on the numbers of hospital admissions resulting from motor vehicle crashes are given below for…

A: Here is the given information is Data on the numbers of hospital admissions resulting from motor…

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A: Answer: From the given data, 34,25,37,48,59,63,72,11,29,55 Sample size(n) = 10

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A: The given hypothesis is H0:p=0.537 versus H1:p≠0.537.

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A: The random variable X is the number of hour American women who worked outside of the home per week…

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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: A company that develops an automated customer service model is interested in knowing whether two…

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A: The values for X and Y are given.

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A: Hypothesis Ho: μ=14 vs H1: μ<14 P value=0.001, level of significance ɑ=0.001

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A: Answer: From the given data, P(-0.57&lt;Z&lt;0.65)

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A: n= 30 Sample size  d= paper - plastic

Q: The sample should include (Type whole numbers.) men and women.

A: Here given MOE = 0.03 confidence level = 99%

Q: 2. Given the frequency distribution table below Weekly Wages No of Person 4.5-12.5 4 12.5-20.5 24…

A: A frequency table is given.

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A: claim : μ≤12n = 56x¯ = 11.91σ = 0.18

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A: The area under the curve within one standard deviation of the mean is about 68%. So it is true

Q: Factor B= 1 Factor B= 2 Factor A=1 (6.07,8.67, 0.48) (11.45,9.87, 11.43) Factor B= 3 (10.98, 12.07,…

A: A=1 A=2 A=3 A=4 B=1 6.07 0.72 9.13 16.54   8.67 -0.36 10.69 8.3   0.48 -3.61 17.16 17.07…

Q: Exercise 5.4.1. Let Z~Nor (0, 1) and define X₁ = Z and X₂ = Z². Computer₂(X. X.) (XX₂) andrs (X₁,…

A: It is given that: Z~N0,1. X1=Z and X2=Z2

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A: From the provided information, The z values are z1 = -1.67, z2 = 1.67

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A: The probability of getting a value less than 1.30 is

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A:

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A: Sample size = n = 1111 Favorable cases = x = 565  Sample proportion = p^ =xn =5651111 = 0.508551…

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A: Answer: From the given data, Mean (μ) = 33 Standard deviation(σ) = 12 X follows normal distribution,…

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A: The data for the number of defects in a sample of 24 products are given.

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A: n=54, sample mean X̄=8.14, s=sample standard deviations=1.47, level of significance ɑ=0.05

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Q: Is this a valid Probability Distribution? X P(x) 0 0.12 1 0.27 O Yes, each probability is less that…

A: x p(X) 0 0.12 1 0.27 2 0.54

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A: Mean(μ)=3.2 standard deviation(σ)=0.5

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A: Answer: From the given data, Average rate of bad cheques (λ) = 9 X follows Poisson distribution(λ) X…

Q: Consider the following estimated regression equation, based on 10 observations. 29.1270+ 0.5906x1…

A: y=29.1270+0.5906x1+0.4980x2SST=6724.125, SSR=6216.375